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2010 Census National Geographic Tallies

Geographic Entities United States
*There are 435 Congressional Districts and 1 Delegate at Large (DC)
American Indian/Alaska Native/Native Hawaiian Areas 695
Alaska Native Regional Corporations 12
Tribal Subdivisions 492
Tribal Tracts 480
Tribal Block Groups 914
Block Groups 217,740
Census Blocks 11,078,297
Census Tracts 73,057
Counties & Equivalents 3,143
County Subdivisions 35,703
Consolidated Cities 7
Places 29,261
     Incorporated Places 19,540
     Census Designated Places 9,721
Metropolitan and Micropolitan Statistical Areas and Related Statistical Areas
     Metropolitan Statistical Areas 366
     Micropolitan Statistical Areas 576
     Metropolitan Divisions 29
     Combined Statistical Areas 125
     Metropolitan New England City and Town Areas (NECTAs) 21
     Micropolitan New England City and Town Areas (NECTAs) 22
     New England City and Town Area (NECTA) Divisions 9
     Combined New England City and Town Areas (CNETCAs) 10
Congressional Districts 436*
State Legislative Districts
     Upper 1,967
     Lower 4,745
Voting Districts 177,808
School Districts 13,709
     Elementary 2,304
     Secondary 514
     Unified 10,891
ZIP Code Tabulation Areas (ZCTAs) 32,989
Regions 4
Divisions 9
States & Equivalents 51

Source: U.S. Census Bureau | Geography | (301) 763-1128 |  Last Revised: March 19, 2013