| Layer | County-Based  | 
State-Based  | 
Nation-Based Files | American Indian Area-Based Files | Census 2000 Vintage  | 
2010 Census Vintage  | 
|---|---|---|---|---|---|---|
# Note that all files do not exist for all states, counties, or American Indian areas.  | 
||||||
| Alaska Native Regional Corporation | X  | 
X  | 
X  | 
|||
| American Indian Tribal Subdivision | X  | 
X | X | X  | 
X  | 
|
| American Indian/Alaska Native/Native Hawaiian Area | X  | 
X | X  | 
X  | 
||
| Block | X  | 
X  | 
X  | 
X  | 
||
| Block Group | X  | 
X  | 
X  | 
X  | 
||
| Census Tract | X  | 
X  | 
X  | 
X  | 
||
| Combined New England City and Town Area | X | X | X | |||
| Combined Statistical Area | X | X | X | |||
| 108th Congresional District | X  | 
X | X*  | 
|||
| 111th Congressional District | X  | 
X | X*  | 
|||
| Consolidated City | X  | 
X  | 
X  | 
|||
| County and Equivalent | X  | 
X | X  | 
X  | 
||
| County Subdivision | X  | 
X  | 
X  | 
X  | 
||
| Metropolitan Division | X | X | X | |||
| Metropolitan/Micropolitan Statistical Area | X | X | X | |||
| New England City and Town Area | X | X | X | |||
| New England City and Town Area Division | X | X | X | |||
| Place | X  | 
X  | 
X  | 
|||
| Public Use Microdata Areas | X  | 
X  | 
||||
| School District--Elementary | X  | 
X  | 
X  | 
|||
| School District--Secondary | X  | 
X  | 
X  | 
|||
| School District--Unified | X  | 
X  | 
X  | 
|||
| State and Equivalent | X  | 
X | X  | 
X  | 
||
| State Legislative District--Lower Chamber | X  | 
X  | 
X  | 
|||
| State Legislative District--Upper Chamber | X  | 
X  | 
X  | 
|||
| Subbarrio | X  | 
X  | 
||||
| Subminor Civil Division | X  | 
X  | 
||||
| Tribal Block Group | X | X | X | |||
| Tribal Census Tract | X | X | X | |||
| Urban Areas | X | X  | 
||||
| Urban Growth Area | X  | 
X  | 
X  | 
|||
| Voting District | X  | 
X  | 
X  | 
|||
| ZIP Code Tabulation Area | X  | 
X | X  | 
X  | 
||
| All Lines | X  | 
X*  | 
||||
| All Roads | X  | 
X*  | 
||||
| Area Hydrography | X  | 
X*  | 
||||
| Area Landmark | X  | 
X*  | 
||||
| Linear Hydrography | X  | 
X*  | 
||||
| Military Installations | X | X | X*  | 
|||
| Point Landmark | X  | 
X*  | 
||||
| Primary Roads | X | X* | ||||
| Primary and Secondary Roads | X  | 
X*  | 
||||
| Rails | X | X*  | 
||||
| Topological Faces (Polygons With All Geocodes) | X  | 
X*  | 
||||
| Address Range-Feature Name Relationship File | X  | 
X*  | 
||||
| Address Ranges Relationship File | X  | 
X*  | 
||||
| Feature Names Relationship File | X  | 
X*  | 
||||
| Other Identifiers Relationship File | X  | 
X*  | 
||||
| Topological Faces-Area Hydrography Relationship File | X  | 
X*  | 
||||
| Topological Faces-Area Landmark Relationship File | X  | 
X*  | 
||||
| Topological Faces-Military Installation Relationship File | X | X*  | 
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