Relationship Files
Relationship Files
On this page:
Geographic Relationships Over Time (Comparability)
These files show the relationships (comparability) for the same type of geography over different periods of time (e.g. the relationship between places in 2010 and places in 2000).
Block Relationship Files
The 2010 Census Block Relationship files are provided as a tool to help data users compare the universe of Census 2000 blocks to the universe of 2010 Census blocks.
Census 2000 Tabulation Block to 2010 Census Tabulation Block Relationship Files
Census 2000 Tabulation Block to 2010 Census Collection Block Relationship Files
2010 Census Collection Block to 2010 Census Tabulation Block Relationship Files
Tract Relationship Files
The 2010 Census Tract Relationship files are provided as a tool to help data users compare the universe of Census 2000 tracts to the universe of 2010 Census tracts.
2010 Census Tract Relationship Files
Substantially Changed 2000 Census Tract Files
Substantially Changed 2010 Census Tract Files
County Subdivision Relationship Files
The county subdivision relationship file provides a simple relationship between each 2010 Census county subdivision and its comparable Census 2000 county subdivision (if comparability exists) with an additional comments section to describe more detailed changes.
Place Relationship File
The place relationship file provides a simple relationship between each 2010 place (incorporated place, census designated place [CDP], or consolidated city) and its comparable 2000 place with an additional comments section to describe more detailed changes.
Urban Areas Relationships Files
The 2010 urban area relationship file describes the relationship between 2010 and Census 2000 urban areas.
Geographic Relationships Between Entity Types
These files show the relationship between different types of geography for the same time period (e.g. the relationships between congressional districts and places).
Census Tract Relationship Files
Congressional District Relationship Files
The Congressional District Relationship files provide simple relationships between the specified Congressional District and other Census 2000 and 2010 Census tabulation geography.
2010 Congressional District Relationship Files (Nation-based)
116th Congressional Districts
115th Congressional Districts
113th Congressional Districts
2010 Congressional District Relationship Files (State-based)
American Indian Areas by Congressional Districts
116th Congressional Districts
115th Congressional Districts
113th Congressional Districts
Congressional Districts by American Indian Areas
116th Congressional Districts
Text File
116th Congressional Districts
Comma Delimited File
115th Congressional Districts
Text File
115th Congressional Districts
Comma Delimited File
113th Congressional Districts - Text File
113th Congressional Districts - Comma Delimited File
Congressional Districts by Census Tract
116th Congressional Districts
Text File
116th Congressional Districts
Comma Delimited File
115th Congressional Districts
Text File
115th Congressional Districts
Comma Delimited File
113th Congressional Districts - Text File
113th Congressional Districts - Comma Delimited File
Counties by Congressional Districts
116th Congressional Districts
115th Congressional Districts
113th Congressional Districts
Congressional Districts by Counties
116th Congressional Districts
Text File
116th Congressional Districts
Comma Delimited File
115th Congressional Districts
Text File
115th Congressional Districts
Comma Delimited File
113th Congressional Districts - Text File
113th Congressional Districts - Comma Delimited File
Congressional Districts by County Subdivisions
116th Congressional Districts
Text File
116th Congressional Districts
Comma Delimited File
115th Congressional Districts
Text File
115th Congressional Districts
Comma Delimited File
113th Congressional Districts - Text File
113th Congressional Districts - Comma Delimited File
Congressional Districts by Places
116th Congressional Districts
Text File
116th Congressional Districts
Comma Delimited File
115th Congressional Districts
Text File
115th Congressional Districts
Comma Delimited File
113th Congressional Districts - Text File
113th Congressional Districts - Comma Delimited File
Congressional Districts by School Districts
116th Congressional Districts
Text File
116th Congressional Districts
Comma Delimited File
115th Congressional Districts
Text File
115th Congressional Districts
Comma Delimited File
113th Congressional Districts - Text File
113th Congressional Districts - Comma Delimited File
Congressional Districts by Urban/Rural Population and Land Area
116th Congressional Districts
Text File
116th Congressional Districts
Comma Delimited File
115th Congressional Districts
Text File
115th Congressional Districts
Comma Delimited File
113th Congressional Districts - Text File
113th Congressional Districts - Comma Delimited File
Congressional Districts by Zip Code Tabulation Areas (ZCTAs)
116th Congressional Districts
Text File
116th Congressional Districts
Comma Delimited File
115th Congressional Districts
Text File
115th Congressional Districts
Comma Delimited File
113th Congressional Districts - Text File
113th Congressional Districts - Comma Delimited File
State Legislative District Relationship Files
The State Legislative District Relationship files provide simple relationships between the specified state legislative district (upper house or lower house) and 2010 Census tabulation geography including American Indian areas, counties, county subdivisions, census tracts, places, school districts, urban/rural population and land area, and ZIP Code Tabulation Areas.
American Indian Areas by State Legislative Districts
2018 State Legislative Districts - Upper
2018 State Legislative Districts - Lower
State Legislative Districts by American Indian Areas
2018 State Legislative Districts - Upper - Text File
2018 State Legislative Districts - Upper - Comma Delimited File
2018 State Legislative Districts - Lower - Text File
2018 State Legislative Districts - Lower - Comma Delimited File
State Legislative Districts by Census Tracts
2018 State Legislative Districts - Upper - Text File
2018 State Legislative Districts - Upper - Comma Delimited File
2018 State Legislative Districts - Lower - Text File
2018 State Legislative Districts - Lower - Comma Delimited File
Counties by State Legislative Districts
2018 State Legislative Districts - Upper
2018 State Legislative Districts - Lower
State Legislative Districts by Counties
2018 State Legislative Districts - Upper - Text File
2018 State Legislative Districts - Upper - Comma Delimited File
2018 State Legislative Districts - Lower - Text File
2018 State Legislative Districts - Lower - Comma Delimited File
State Legislative Districts by County Subdivisions
2018 State Legislative Districts - Upper - Text File
2018 State Legislative Districts - Upper - Comma Delimited File
2018 State Legislative Districts - Lower - Text File
2018 State Legislative Districts - Lower - Comma Delimited File
State Legislative Districts by Places
2018 State Legislative Districts - Upper - Text File
2018 State Legislative Districts - Upper - Comma Delimited File
2018 State Legislative Districts - Lower - Text File
2018 State Legislative Districts - Lower - Comma Delimited File
State Legislative Districts by School Districts
2018 State Legislative Districts - Upper - Text File
2018 State Legislative Districts - Upper - Comma Delimited File
2018 State Legislative Districts - Lower - Text File
2018 State Legislative Districts - Lower - Comma Delimited File
State Legislative Districts by Urban/Rural Population and Land Area
2018 State Legislative Districts - Upper - Text File
2018 State Legislative Districts - Upper - Comma Delimited File
2018 State Legislative Districts - Lower - Text File
2018 State Legislative Districts - Lower - Comma Delimited File
State Legislative Districts by Zip Code Tabulation Areas (ZCTAs)
2018 State Legislative Districts - Upper - Text File
2018 State Legislative Districts - Upper - Comma Delimited File
2018 State Legislative Districts - Lower - Text File
2018 State Legislative Districts - Lower - Comma Delimited File
Urban Area Relationship Files
The 2010 urban area relationship files provide simple relationships between the 2010 urban areas and other 2010 Census tabulation geography.
Download the Urban Area Relationship Files
Zip Code Tabulation Area (ZCTA) Relationship Files
The 2010 ZIP Code Tabulation Area (ZCTA) Relationship files provide simple relationships between the 2010 ZCTAs and other 2010 Census tabulation geography.
Download the 2010 Zip Code Tabulation Area (ZCTA) Relationship Files
Related Information
TECHNICAL DOCUMENTATION
2010 Census Block Relationship Files Record Layouts
TECHNICAL DOCUMENTATION
2010 Census Tract Relationship Files Record Layouts