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