Shapefiles are released in one of three types of coverages:
The table below lists each type of geography and the coverage(s) for which each is available.
| Layer | Nation-Based Files | State-Based Files | County-Based Files | 
|---|---|---|---|
| Note that not all files exist for all states or all counties. | |||
| Shapefiles - Boundaries | 
 | 
 | 
 | 
| Alaska Native Regional Corporation | 
 | X | 
 | 
| American Indian Tribal Subdivision | X | 
 | 
 | 
| American Indian/Alaska Native/Native Hawaiian Areas | X | 
 | 
 | 
| 2010 Block | 
 | X | 
 | 
| 2020 Block | X | ||
| Block Group | 
 | X | 
 | 
| Census Tract | 
 | X | 
 | 
| Combined New England City and Town Area | X | 
 | 
 | 
| Combined Statistical Area | X | 
 | 
 | 
| 116th Congressional Districts | X | 
 | 
 | 
| Consolidated City | 
 | X | 
 | 
| County and Equivalent | X | 
 | 
 | 
| County Subdivision | 
 | X | 
 | 
| Elementary School District | 
 | X | 
 | 
| Estates | 
 | X | 
 | 
| Metropolitan Division | X | 
 | 
 | 
| Metropolitan/Micropolitan Statistical Area | X | ||
| New England City and Town Area | X | 
 | 
 | 
| New England City and Town Division | X | 
 | 
 | 
| Place | 
 | X | 
 | 
| 2010 Public Use Microdata Area | 
 | X | 
 | 
| 2020 Public Use Microdata Area | 
 | X | 
 | 
| Rails | X | 
 | 
 | 
| Secondary School District | 
 | X | 
 | 
| State and Equivalent | X | 
 | 
 | 
| State Legislative District-Lower Chamber | 
 | X | 
 | 
| State Legislative District-Upper Chamber | 
 | X | 
 | 
| Subbarrio (Subminor Civil Division) | 
 | X | 
 | 
| Tribal Block Group | X | 
 | 
 | 
| Tribal Census Tract | X | 
 | 
 | 
| Unified School District | 
 | X | 
 | 
| 2010 Urban Areas | X | 
 | 
 | 
| 2020 Urban Areas | X | ||
| 2010 5-digit ZIP Code Tabulation Area | X | 
 | 
 | 
| 2020 5-digit ZIP Code Tabulation Area | X | ||
| Shapefiles - Features | 
 | 
 | 
 | 
| Address Range-Feature | 
 | 
 | X | 
| All Lines | 
 | 
 | X | 
| All Roads | 
 | 
 | X | 
| Area Hydrography | 
 | 
 | X | 
| Area Landmark | 
 | X | 
 | 
| Coastline | X | 
 | 
 | 
| Linear Hydrography | 
 | 
 | X | 
| Military Installation | X | 
 | 
 | 
| Point Landmark | 
 | X | 
 | 
| Primary and Secondary Roads | 
 | X | 
 | 
| Primary Roads | X | 
 | 
 | 
| Topological Faces (Polygons With All Geocodes) | 
 | 
 | X | 
| Relationship Files | 
 | 
 | 
 | 
| Address Range-Feature Name | 
 | 
 | X | 
| Address Ranges | 
 | 
 | X | 
| Feature Names | 
 | 
 | X | 
| Topological Faces-Area Landmark | 
 | X | 
 | 
| Topological Faces-Area Hydrography | 
 | 
 | X | 
| Topological Faces-Military Installations | X | ||
Shapefiles are released in one of two types of coverages:
The table below lists each type of geography and the coverage(s) at which each is available.
| Layer | County-Based Files | State-Based Files | Census 2010 Vintage | Census 2020 Vintage | 
|---|---|---|---|---|
| Shapefiles -Boundaries | 
 | 
 | 
 | 
 | 
| American Indian/Alaska Native/Native Hawaiian Area | 
 | x | x | x | 
| American Indian Tribal Subdivision | 
 | x | x | x | 
| Alaska Native Regional Corporation | 
 | x | x | x | 
| State and Equivalent | 
 | x | x | x | 
| Block | x | x | x | x | 
| Block Group | x | x | x | x | 
| Census Tract | x | x | x | x | 
| 113th Congressional District | 
 | x | x | 
 | 
| 116th Congressional District | 
 | x | 
 | x | 
| Consolidated City | 
 | x | x | x | 
| County and Equivalent | 
 | x | x | x | 
| County Subdivision | x | x | x | x | 
| Place | 
 | x | x | x | 
| Elementary School District | 
 | x | x | x | 
| Secondary School District | 
 | x | x | x | 
| Unified School District | 
 | x | x | x | 
| State Legislative District Lower Chamber | 
 | x | x | x | 
| State Legislative District Upper Chamber | 
 | x | x | x | 
| Subbarrio (Subminor Civil Division) | 
 | x | x | x | 
| Voting District | x | x | 
 | x | 
| Urban Growth Area | 
 | x | x | x | 
| Shapefiles -Features | 
 | 
 | 
 | 
 | 
| Primary and Secondary Roads | 
 | x | 
 | x | 
| All Lines | x | 
 | 
 | x | 
| All Roads | x | 
 | 
 | x | 
| Area Hydrography | x | 
 | 
 | x | 
| Linear Water | x | 
 | 
 | x | 
| Area Landmark | x | 
 | 
 | x | 
| Point Landmark | x | 
 | 
 | x | 
| Topological Faces (Polygons With All Geocodes) | x | 
 | 
 | x | 
| Relationship Files | 
 | 
 | 
 | 
 | 
| Address Range-Feature Name | x | 
 | 
 | x | 
| Address Ranges | x | 
 | 
 | x | 
| Feature Names | x | 
 | 
 | x | 
| Topological Faces-Area Landmark | x | 
 | 
 | x | 
| Topological Faces-Area Hydrography | x | 
 | 
 | x |