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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 or 3-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
  numberpercentagenumberpercentagenumber
United States1100%1100%1
Region4100%4100%4
Division9100%9100%9
States, the District of Columbia, and Puerto Rico52100%52100%52
County or equivalent1 825 26% 1,909 59%3,221
County Subdivision2 214 0.6% 1,139 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) 568 2% 2,157 7% 29,509
Consolidated City00%00% 8
Alaska Native Regional Corporation325%433%12
American Indian Area/Alaska Native Area/Hawaiian Home Land 12 3% 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 530 55% 934 98% 955
Principal City of Metropolitan or Micropolitan Statistical Areas 388 30% 804 61% 1,309
Metropolitan Division29100%29100%29
Combined Statistical Area 128 100% 128100% 128
Combined New England City and Town Area990%10100%10
New England City and Town Area2558%4093%43
Principal Cities of New England City and Town Areas 22 32% 4870%68
New England City and Town Area Division9100%9100%9
Urban Area 426 12% 865 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) 71 3% 297 13% 2,204
School District (Secondary) 88 16% 210 39% 540
School District (Unified) 831 8% 2,927 27% 10,956

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, 2012 and population estimates from the July 1, 2012 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: December 23, 2013
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