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American Community Survey

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Geographic Areas Published

American Community Survey data are tabulated for a variety of different geographic areas ranging in size from broad geographic regions to cites, towns, neighborhoods, and census block groups. See the chart below outlining number of areas receiving data by geographic level. Note that 5-year estimates are available for all areas.

Or download detailed list of geographic areas for 1-year estimates.

Selected Geographic Areas Published in the 1-year, 3-year, and 5-year American Community Survey estimates

Geographic Areas1-year estimates 3-year estimates5-year estimates
 Areas with a
*Population of 65,000 +
Areas with a
*Population of 20,000 +
**All areas
United States1100%1100%1
States, the District of Columbia, and Puerto Rico52100%52100%52
County or equivalent1 828 26% 1,910 59%3,221
County Subdivision2 222 1% 1,147 3% 36,635
Subminor Civil Division (Puerto Rico Only)00%00%145
Census Tract00%00% 74,001
Block Group00%00% 220,333
Place (incorporated places and census designated places) 582 2% 2,185 7% 29,509
Consolidated City00%00% 8
Alaska Native Regional Corporation325%433%12
American Indian Area/Alaska Native Area/Hawaiian Home Land 13 2% 32 5% 693
Specified American Indian Area-Tribal Census Tract N/A N/A N/A N/A 481
Specified American Indian Area-Tribal Census Tract-Tribal Block Group N/A N/A N/A N/A 915
Metropolitan Statistical/Micropolitan Statistical Area 515 55% 905 97% 929
Principal City of Metropolitan or Micropolitan Statistical Areas 383 31% 766 61% 1,249
Metropolitan Division31100%31100%31
Combined Statistical Area 167 99% 169 100% 169
Combined New England City and Town Area6100%6100%6
New England City and Town Area2566%3695%38
Principal Cities of New England City and Town Areas 19 33% 4171%58
New England City and Town Area Division10100%10100%10
Urban Area 429 12% 873 24%3,592
Congressional Districts - 113th435100%435100%435
Delegate District - 113th (at Large, District of Columbia)1100%1100%1
Resident Commissioner District - 113th (at Large, Puerto Rico)1100%1100%1
State Legislative District (Upper)00%00% 1,954
State Legislative District (Lower)00%00% 4,825
Public Use Microdata Area2,378100%2,378100%2,378
5 digit ZIP Code Tabulation Area N/A N/A N/A N/A 33,120
School District (Elementary) 72 3% 299 14% 2,204
School District (Secondary) 88 16% 210 39% 540
School District (Unified) 839 8% 2,942 27% 10,941

Download a complete list of geographic areas published in the 1-year, 3-year and 5-year estimates.

1County equivalents include Alaska boroughs, municipalities, city and boroughs, and census areas; Louisiana parishes; Puerto Rico municipios; independent cities in Maryland, Missouri, Nevada, and Virginia.

2 For 1 and 3-year estimates, qualifying Minor Civil Divisions in 20 states only. For 5-year estimates, all county subdivisions.

* Counts based on geographic area boundaries as of January 1, 2013 and population estimates from the July 1, 2013 Census Bureau Population Estimates.

* * The Census Bureau does not publish ACS data for blocks.

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Source: U.S. Census Bureau | American Community Survey Office | Email ACS | Last Revised: April 13, 2015
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