Chart 1.  STF 3 File Identification by Summary Level(1)


                             Summary level  Summary level  Summary level
Field name                   010  020  030  040  050  060  061  062  070

Record Codes

File Identification           *    *    *    *    *    *    *    *    *
State/US-Abbreviation         *    *    *    *    *    *    *    *    *
Summary Level                 *    *    *    *    *    *    *    *    *
Geographic Component          *    *    *    *    *    *    *    *    *

Characteristic Iteration      *    *    *    *    *    *    *    *    *
Logical Record Number         *    *    *    *    *    *    *    *    *
Logical Record Part Number    *    *    *    *    *    *    *    *    *
Total Number of Parts In
  Record                      *    *    *    *    *    *    *    *    *


Geographic Area Codes

Alaska Native Regional Corporation
American Indian/Alaska Native Area (Census)
American Indian/Alaska Native Area (FIPS)
American Indian/Alaska Native Area Class Code

American Indian Reservation Trust Land Indicator
Block
Block Group
Census Tract/Block Numbering Area

Congressional District
Consolidated City (Census)                                            *
Consolidated City (FIPS)                                              *
Consolidated City Class Code                                          *

Consolidated City Size Code                                           *
Consolidated Metropolitan
 Statistical Area                                 *    *    *    *    *
County                                            *    *    *    *    *
County Size Code                                  *    *    *    *    *

County Subdivision (Census)                            *    *    *    *
County Subdivision (FIPS)                              *    *    *    *
County Subdivision Class Code                          *    *    *    *
County Subdivision Size Code                           *    *    *    *

Division                           *         *    *    *    *    *    *
Extended City Indicator                                               *
Internal Use Code
Metropolitan Statistical Area/Consolidated
   Metropolitan Statistical Area                  *    *    *    *    *

MSA/CMSA Size Code                                *    *    *    *    *
Place (Census)                                                        *
Place (FIPS)                                                          *
Place Class Code                                                      *

Place Description Code                                                *
Place Size Code                                                       *
Primary Metropolitan Statistical
  Area                                            *    *    *    *    *
Region                             *    *    *    *    *    *    *    *

State (Census)                               *    *    *    *    *    *
State (FIPS)                                 *    *    *    *    *    *
Urban/Rural
Urbanized Area
Urbanized Area Size Code

Special Area Code (1)
Special Area Code (2)
Special Area Code (3)
Special Area Code (4)
Special Area Code (5)

Special Area Code (6)
Special Area Code (7)
Special Area Code (8)
Special Area Code (9)         *    *    *    *    *    *    *    *    *
Special Area Code (10)


Area Characteristics

Area (Land)                   *    *    *    *    *    *    *    *    *
Area (Water)                  *    *    *    *    *    *    *    *    *
Area Name/PSAD Term/Part
 Indicator                    *    *    *    *    *    *    *    *    *
Functional Status Code        *    *    *    *    *    *    *    *    *

Geographic Change User Note
 Indicator                    *    *    *    *    *    *    *    *    *
Housing Unit Count
 (100 percent)                *    *    *    *    *    *    *    *    *
Internal Point (Latitude)     *    *    *    *    *    *    *    *    *
Internal Point (Longitude)    *    *    *    *    *    *    *    *    *

Part Flag                                                             *
Political/Statistical Area
 Description Code                  *    *    *    *    *    *    *    *
Population Count
 (100 percent)                *    *    *    *    *    *    *    *    *
Special Flag                  *    *    *    *    *    *    *    *    *



(1) See the Summary Level Sequence Charts chapter for identification of the
    summary level record numbers.



Summary level  Summary level  Summary level  Summary level
080  090  140  150  155  160  161  170  200  201  202  203 Field name

                                                           Record Codes

 *    *    *    *    *    *    *    *    *    *    *    *  File Identification
 *    *    *    *    *    *    *    *    *    *    *    *  State/US-Abbreviation
 *    *    *    *    *    *    *    *    *    *    *    *  Summary Level
 *    *    *    *    *    *    *    *    *    *    *    *  Geographic Component

 *    *    *    *    *    *    *    *    *    *    *    *  Characteristic
                                                            Iteration
 *    *    *    *    *    *    *    *    *    *    *    *  Logical Record Number
 *    *    *    *    *    *    *    *    *    *    *    *  Logical Record
                                                            Part Number
 *    *    *    *    *    *    *    *    *    *    *    *  Total Number of
                                                            Parts In Record


                                                           Geographic Area Codes

      *                                                 *  Alaska Native
                                                            Regional Corporation
      *                                  *    *    *    *  American Indian/Alaska
                                                            Native Area (Census)
      *                                                    American Indian/Alaska
                                                            Native Area (FIPS)
      *                                                    American Indian/Alaska
                                                            Native Area Class Code

      *                                       *    *    *  American Indian
                                                            Reservation Trust
                                                            Land Indicator
                                                           Block
      *         *                                          Block Group
 *    *    *    *                                          Census Tract/Block
                                                            Numbering Area

      *                                                    Congressional
                                                            District
 *    *              *    *    *    *                      Consolidated
                                                            City (Census)
 *    *              *    *    *    *                      Consolidated
                                                            City (FIPS)
 *    *              *    *    *    *                      Consolidated
                                                            City Class Code

 *    *              *    *    *    *                      Consolidated
                                                            City Size Code
 *    *    *    *                   *                      Consolidated Metro-
                                                            politan Statistical
                                                            Area
 *    *    *    *    *              *                      County
 *    *    *    *    *              *                      County Size Code

 *    *                                                    County Sub-
                                                            division (Census)
 *    *                                                    County Sub-
                                                            division (FIPS)
 *    *                                                    County Sub-
                                                            division Class Code
 *    *                                                    County Sub-
                                                            division Size Code

 *    *    *    *    *    *    *    *                      Division
 *    *              *    *    *                           Extended City
                                                            Indicator
                                                          Internal Use Code
                                                          Metropolitan
                                                           Statistical Area/
                                                           Consolidated
 *    *    *    *                   *                      Metropolitan
                                                           Statistical Area

 *    *    *    *                   *                      MSA/CMSA Size Code
 *    *              *    *    *                           Place (Census)
 *    *              *    *    *                           Place (FIPS)
 *    *              *    *    *                           Place Class Code

 *    *              *    *    *                           Place
                                                            Description Code
 *    *              *    *    *                           Place Size Code
 *    *    *    *                   *                      Primary Metropolitan
                                                            Statistical Area
 *    *    *    *    *    *    *    *                      Region

 *    *    *    *    *    *    *    *                      State (Census)
 *    *    *    *    *    *    *    *                      State (FIPS)
      *                                                    Urban/Rural
      *                                                    Urbanized Area
      *                                                    Urbanized Area
                                                            Size Code

                                                           Special Area
                                                            Code (1)
                                                           Special Area
                                                            Code (2)
                                                           Special Area
                                                            Code (3)
                                                           Special Area
                                                            Code (4)
                                                           Special Area
                                                            Code (5)

                                                           Special Area
                                                            Code (6)
                                                           Special Area
                                                            Code (7)
                                                           Special Area
                                                            Code (8)
 *    *    *    *    *    *    *    *    *    *    *    *  Special Area
                                                            Code (9)
                                                           Special Area
                                                            Code (10)


                                                           Area Characteristics

 *    *    *    *    *    *    *    *    *    *    *    *  Area (Land)
 *    *    *    *    *    *    *    *    *    *    *    *  Area (Water)
 *    *    *    *    *    *    *    *    *    *    *    *  Area Name/PSAD
                                                            Term/Part Indicator
 *    *    *    *    *    *    *    *    *    *    *    *  Functional
                                                            Status Code

                     *    *    *    *    *    *         *  Geographic Change
                                                            User Note Indicator
 *    *    *    *    *    *    *    *    *    *    *    *  Housing Unit
                                                            Count (100 percent)
 *    *    *    *    *    *    *    *    *    *    *    *  Internal Point
                                                            (Latitude)
 *    *    *    *    *    *    *    *    *    *    *    *  Internal Point
                                                            (Longitude)

 *    *                                                    Part Flag
                     *    *    *    *    *    *    *    *  Political/Statistical
                                                             Area Description
                                                             Code
 *    *    *    *    *    *    *    *    *    *    *    *  Population Count
                                                            (100 percent)
 *    *    *    *    *    *    *    *    *    *    *    *  Special Flag




                             Summary level  Summary level  Summary level
Field name                   204  205  206  207  208  210  211  212  215

Record Codes

File Identification           *    *    *    *    *    *    *    *    *
State/US-Abbreviation         *    *    *    *    *    *    *    *    *
Summary Level                 *    *    *    *    *    *    *    *    *
Geographic Component          *    *    *    *    *    *    *    *    *

Characteristic Iteration      *    *    *    *    *    *    *    *    *
Logical Record Number         *    *    *    *    *    *    *    *    *
Logical Record Part Number    *    *    *    *    *    *    *    *    *
Total Number of Parts In
 Record                       *    *    *    *    *    *    *    *    *


Geographic Area Codes

Alaska Native Regional
 Corporation                                 *                        *
American Indian/Alaska
 Native Area (Census)         *    *    *    *    *    *    *    *    *
American Indian/Alaska
 Native Area (FIPS)                *    *    *    *    *    *    *    *
American Indian/Alaska
 Native Area Class Code            *    *    *    *    *    *    *    *

American Indian Reservation
 Trust Land Indicator         *    *    *    *    *         *    *    *
Block
Block Group
Census Tract/Block Numbering Area

Congressional District
Consolidated City (Census)
Consolidated City (FIPS)
Consolidated City Class Code

Consolidated City Size Code
Consolidated Metropolitan Statistical Area

County
County Size Code

County Subdivision (Census)
County Subdivision (FIPS)
County Subdivision Class Code
County Subdivision Size Code

Division                           *    *    *    *    *    *    *    *
Extended City Indicator
Internal Use Code
Metropolitan Statistical
 Area/Consolidated
 Metropolitan Statistical Area

MSA/CMSA Size Code
Place (Census)
Place (FIPS)
Place Class Code

Place Description Code
Place Size Code
Primary Metropolitan Statistical Area

Region                             *    *    *    *    *    *    *    *

State (Census)                     *    *    *    *    *    *    *    *
State (FIPS)                       *    *    *    *    *    *    *    *
Urban/Rural
Urbanized Area
Urbanized Area Size Code

Special Area Code (1)
Special Area Code (2)
Special Area Code (3)
Special Area Code (4)
Special Area Code (5)

Special Area Code (6)
Special Area Code (7)
Special Area Code (8)
Special Area Code (9)         *    *    *    *    *    *    *    *    *
Special Area Code (10)


Area Characteristics

Area (Land)                   *    *    *    *    *    *    *    *    *
Area (Water)                  *    *    *    *    *    *    *    *    *
Area Name/PSAD Term/Part
 Indicator                    *    *    *    *    *    *    *    *    *
Functional Status Code        *    *    *    *    *    *    *    *    *

Geographic Change User Note
 Indicator                    *    *         *    *    *    *         *
Housing Unit Count
 (100 percent)                *    *    *    *    *    *    *    *    *
Internal Point (Latitude)     *    *    *    *    *    *    *    *    *
Internal Point (Longitude)    *    *    *    *    *    *    *    *    *

Part Flag                          *    *    *    *    *    *    *    *
Political/Statistical Area
 Description Code             *    *    *    *    *    *    *    *    *
Population Count
 (100 percent)                *    *    *    *    *    *    *    *    *
Special Flag                  *    *    *    *    *    *    *    *    *



(1) See the Summary Level Sequence Charts chapter for identification of the
    summary level record numbers.




Summary level  Summary level  Summary level  Summary level
216  220  221  230  300  301  310  311  319  321  329  331 Field name

                                                           Record Codes

 *    *    *    *    *    *    *    *    *    *    *    *  File Identification
 *    *    *    *    *    *    *    *    *    *    *    *  State/US-Abbreviation
 *    *    *    *    *    *    *    *    *    *    *    *  Summary Level
 *    *    *    *    *    *    *    *    *    *    *    *  Geographic Component

 *    *    *    *    *    *    *    *    *    *    *    *  Characteristic Iteration
 *    *    *    *    *    *    *    *    *    *    *    *  Logical Record Number
 *    *    *    *    *    *    *    *    *    *    *    *  Logical Record Part Number
 *    *    *    *    *    *    *    *    *    *    *    *  Total Number of Parts In Record


                                                           Geographic Area Codes

                *                                          Alaska Native
                                                            Regional Corporation
 *    *    *                                               American Indian/
                                                            Alaska Native Area
                                                            (Census)
 *    *    *                                               American Indian/
                                                            Alaska Native Area
                                                            (FIPS)
 *    *    *                                               American Indian/
                                                            Alaska Native Area
                                                            Class Code

 *    *    *                                               American Indian
                                                            Reservation Trust
                                                            Land Indicator
                                                           Block
                                                           Block Group
                                                           Census Tract/Block
                                                            Numbering Area

                                                           Congressional District
                                                           Consolidated City
                                                            (Census)
                                                           Consolidated City
                                                            (FIPS)
                                                           Consolidated City
                                                            Class Code

                                                           Consolidated City
                                                            Size Code
                     *    *    *    *    *    *         *  Consolidated Metro-
                                                            politan Statistical
                                                            Area
      *    *                                       *    *  County
      *    *                                       *    *  County Size Code

                                                           County Subdivision
                                                            (Census)
                                                           County Subdivision
                                                            (FIPS)
                                                           County Subdivision
                                                            Class Code
                                                           County Subdivision
                                                            Size Code

 *    *    *    *              *    *    *    *    *    *  Division
                                                           Extended City
                                                            Indicator
                                                           Internal Use Code
                                                           Metropolitan
                                                            Statistical Area/
                                                            Consolidated
                     *    *    *    *    *    *    *    *   Metropolitan
                                                             Statistical Area

                     *    *    *    *    *    *    *    *  MSA/CMSA Size Code
                                                           Place (Census)
                                                           Place (FIPS)
                                                           Place Class Code

                                                           Place Description Code
                                                           Place Size Code
                          *         *         *         *  Primary Metro-
                                                            politan Statistical
                                                            Area
 *    *    *    *              *    *    *    *    *    *  Region

 *    *    *    *              *    *    *    *    *    *  State (Census)
 *    *    *    *              *    *    *    *    *    *  State (FIPS)
                                                           Urban/Rural
                                                           Urbanized Area
                                                           Urbanized Area
                                                            Size Code

                                                           Special Area
                                                            Code (1)
                                                           Special Area
                                                            Code (2)
                                                           Special Area
                                                           Code (3)
                                                           Special Area
                                                            Code (4)
                                                           Special Area
                                                            Code (5)

                                                           Special Area
                                                            Code (6)
                                                           Special Area
                                                            Code (7)
                                                           Special Area
                                                            Code (8)
 *    *    *    *    *    *    *    *    *    *    *    *  Special Area
                                                            Code (9)
                                                           Special Area
                                                            Code (10)

                                                          Area Characteristics

 *    *    *    *    *    *    *    *    *    *    *    *  Area (Land)
 *    *    *    *    *    *    *    *    *    *    *    *  Area (Water)
 *    *    *    *    *    *    *    *    *    *    *    *  Area Name/PSAD
                                                            Term/Part Indicator
 *    *    *         *    *    *    *    *    *    *    *  Functional
                                                            Status Code

 *    *         *    *    *    *    *    *    *    *    *  Geographic Change
                                                            User Note Indicator
 *    *    *    *    *    *    *    *    *    *    *    *  Housing Unit Count
                                                            (100 percent)
 *    *    *    *    *    *    *    *    *    *    *    *  Internal Point
                                                            (Latitude)
 *    *    *    *    *    *    *    *    *    *    *    *  Internal Point
                                                            (Longitude)

 *    *    *    *              *    *    *    *    *    *  Part Flag
 *    *    *    *    *    *    *    *    *    *    *    *  Political/Stati
                                                            stical Area
                                                            Description Code
 *    *    *    *    *    *    *    *    *    *    *    *  Population Count
                                                            (100 percent)
 *    *    *    *    *    *    *    *    *    *    *    *  Special Flag



                             Summary level  Summary level  Summary level
Field name                   340  341  400  410  420  430  440  450  460

Record Codes

File Identification           *    *    *    *    *    *    *    *    *
State/US-Abbreviation         *    *    *    *    *    *    *    *    *
Summary Level                 *    *    *    *    *    *    *    *    *
Geographic Component          *    *    *    *    *    *    *    *    *

Characteristic Iteration      *    *    *    *    *    *    *    *    *
Logical Record Number         *    *    *    *    *    *    *    *    *
Logical Record Part Number    *    *    *    *    *    *    *    *    *
Total Number of Parts In
 Record                       *    *    *    *    *    *    *    *    *

Geographic Area Codes

Alaska Native Regional Corporation

American Indian/Alaska Native
 Area (Census)

American Indian/Alaska
 Native Area (FIPS)

American Indian/Alaska
 Native Area Class Code

American Indian Reservation
 Trust Land Indicator

Block
Block Group
Census Tract/Block Numbering Area

Congressional District
Consolidated City (Census)    *    *                             *    *
Consolidated City (FIPS)      *    *                             *    *
Consolidated City Class Code  *    *                             *    *

Consolidated City Size Code   *    *                             *    *
Consolidated Metropolitan
 Statistical Area                  *                   *    *    *
County                                                 *    *    *

County Size Code                                       *    *    *

County Subdivision (Census)                                 *    *
County Subdivision (FIPS)                                   *    *
County Subdivision Class Code                               *    *
County Subdivision Size Code                                *    *

Division                      *    *         *    *    *    *    *    *
Extended City Indicator       *    *                             *    *
Internal Use Code
Metropolitan Statistical Area/
 Consolidated Metropolitan
 Statistical Area             *    *                   *    *    *

MSA/CMSA Size Code            *    *                   *    *    *
Place (Census)                *    *                             *    *
Place (FIPS)                  *    *                             *    *
Place Class Code              *    *                             *    *

Place Description Code        *    *                             *    *
Place Size Code               *    *                             *    *
Primary Metropolitan
 Statistical Area                  *                   *    *    *
Region                        *    *         *    *    *    *    *    *

State (Census)                *    *         *    *    *    *    *    *
State (FIPS)                  *    *         *    *    *    *    *    *
Urban/Rural                             *    *    *    *    *    *    *
Urbanized Area                          *    *    *    *    *    *    *
Urbanized Area Size Code                *    *    *    *    *    *    *

Special Area Code (1)
Special Area Code (2)
Special Area Code (3)
Special Area Code (4)
Special Area Code (5)

Special Area Code (6)
Special Area Code (7)
Special Area Code (8)
Special Area Code (9)         *    *    *    *    *    *    *    *    *
Special Area Code (10)


Area Characteristics

Area (Land)                   *    *    *    *    *    *    *    *    *
Area (Water)                  *    *    *    *    *    *    *    *    *
Area Name/PSAD Term/Part
 Indicator                    *    *    *    *    *    *    *    *    *
Functional Status Code        *    *    *    *    *    *    *    *    *

Geographic Change User Note
 Indicator                    *    *         *         *    *    *    *
Housing Unit Count
 (100 percent)                *    *    *    *    *    *    *    *    *
Internal Point (Latitude)     *    *    *    *    *    *    *    *    *
Internal Point (Longitude)    *    *    *    *    *    *    *    *    *

Part Flag                     *    *         *    *    *    *    *    *
Political/Statistical Area
 Description Code             *    *    *    *    *    *    *    *    *
Population Count
 (100 percent)                *    *    *    *    *    *    *    *    *
Special Flag                  *    *    *    *    *    *    *    *    *


(1) See the Summary Level Sequence Charts chapter for identification of the
    summary level record numbers.




Summary level  Summary level  Summary level  Summary level
501  510  520  530  540  550  551  552  560  800  810  820  Field Name

                                                            Record Codes

 *    *    *    *    *    *    *    *    *    *    *    *    File Identification
 *    *    *    *    *    *    *    *    *    *    *    *    State/US-
                                                              Abbreviation
 *    *    *    *    *    *    *    *    *    *    *    *    Summary Level
 *    *    *    *    *    *    *    *    *    *    *    *    Geographic Component

 *    *    *    *    *    *    *    *    *    *    *    *    Characteristic
                                                              Iteration
 *    *    *    *    *    *    *    *    *    *    *    *    Logical Record
                                                              Number
 *    *    *    *    *    *    *    *    *    *    *    *    Logical Record
                                                              Part Number
 *    *    *    *    *    *    *    *    *    *    *    *    Total Number of
                                                              Parts In Record

                                                            Geographic Area Codes

                                         *                   Alaska Native
                                                              Regional Corporation
                          *    *    *                        American Indian/
                                                              Alaska Native Area
                                                              (Census)
                          *    *    *                        American Indian/
                                                              Alaska Native Area
                                                              (FIPS)
                          *    *    *                        American Indian/
                                                              Alaska Native Area
                                                              Class Code

                               *    *                        American Indian
                                                              Reservation Trust
                                                              Land Indicator
                                                             Block
                                                             Block Group
                                                             Census Tract/Block
                                                              Numbering Area

 *    *    *    *    *    *    *    *    *                   Congressional
                                                              District
                *    *                                       Consolidated City
                                                              (Census)
                *    *                                       Consolidated City
                                                              (FIPS)
                *    *                                       Consolidated City
                                                              Class Code

                *    *                                       Consolidated City
                                                              Size Code
      *    *                                            *    Consolidated Metro-
                                                              politan Statistical
                                                              Area
      *    *                                            *    County
      *    *                                            *    County Size Code

           *                                                 County Sub-
                                                              division (Census)
           *                                                 County Sub-
                                                              division (FIPS)
           *                                                 County Sub-
                                                              division Class Code
           *                                                 County Sub-
                                                              division Size Code

 *    *    *    *    *    *    *    *    *         *    *    Division
                *                                            Extended City
                                                              Indicator
                                                             Internal Use Code
                                                             Metropolitan
                                                              Statistical Area/
                                                              Consolidated
      *    *                                            *     Metropolitan
                                                              Statistical Area

      *    *                                            *    MSA/CMSA Size Code
                *                                            Place (Census)
                *                                            Place (FIPS)
                *                                            Place Class Code

                *                                            Place
                                                              Description Code
                *                                            Place Size Code
      *    *                                            *    Primary Metro-
                                                              politan Statistical
                                                              Area
 *    *    *    *    *    *    *    *    *         *    *    Region

 *    *    *    *    *    *    *    *    *         *    *    State (Census)
 *    *    *    *    *    *    *    *    *         *    *    State (FIPS)
                                                             Urban/Rural
                                                             Urbanized Area
                                                             Urbanized Area
                                                              Size Code

                                              *    *    *    Special Area
                                                              Code (1)
                                                             Special Area
                                                              Code (2)
                                                             Special Area
                                                              Code (3)
                                                             Special Area
                                                              Code (4)
                                                             Special Area
                                                              Code (5)

                                                             Special Area
                                                              Code (6)
 *    *    *    *    *    *    *    *    *                   Special Area
                                                              Code (7)
                                                             Special Area
                                                              Code (8)
 *    *    *    *    *    *    *    *    *                   Special Area
                                                              Code (9)
                                                             Special Area
                                                              Code (10)

                                                            Area Characteristics

 *    *    *    *    *    *    *    *    *                   Area (Land)
 *    *    *    *    *    *    *    *    *                   Area (Water)
 *    *    *    *    *    *    *    *    *    *    *    *    Area Name/PSAD
                                                              Term/Part Indicator
 *    *    *    *    *    *    *    *    *         *    *    Functional
                                                              Status Code

      *    *    *    *    *    *    *    *                   Geographic Change
                                                              User Note Indicator
 *    *    *    *    *    *    *    *    *    *    *    *    Housing Unit Count
                                                              (100 percent)
 *    *    *    *    *    *    *    *    *                   Internal Point
                                                              (Latitude)
 *    *    *    *    *    *    *    *    *                   Internal Point
                                                              (Longitude)

      *    *    *    *    *    *    *    *         *    *    Part Flag
      *    *    *    *    *    *    *    *              *    Political/Stati-
                                                              stical Area
                                                              Description Code
 *    *    *    *    *    *    *    *    *    *    *    *    Population Count
                                                              (100 percent)
 *    *    *    *    *    *    *    *    *    *    *    *    Special Flag

