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  2. Census tract - Wikipedia

    en.wikipedia.org/wiki/Census_tract

    A census tract, census area, census district or meshblock [1] is a geographic region defined for the purpose of taking a census. [2] Sometimes these coincide with the limits of cities , towns or other administrative areas [ 2 ] and several tracts commonly exist within a county.

  3. National Historical Geographic Information System - Wikipedia

    en.wikipedia.org/wiki/National_Historical...

    The National Historical Geographic Information System (NHGIS) is a historical GIS project to create and freely disseminate a database incorporating all available aggregate census information for the United States between 1790 and 2010. The project has created one of the largest collections in the world of statistical census information, much of ...

  4. Census county division - Wikipedia

    en.wikipedia.org/wiki/Census_county_division

    A Census County Division (CCD) is a subdivision of a county used by the United States Census Bureau for the purpose of presenting statistical data.A CCD is a relatively permanent statistical area delineated cooperatively by the Census Bureau and state and local government authorities.

  5. Topologically Integrated Geographic Encoding and Referencing

    en.wikipedia.org/wiki/Topologically_Integrated...

    TIGER includes both land features such as roads, rivers, and lakes, as well as areas such as counties, census tracts, and census blocks. Some of the geographic areas represented in TIGER are political areas, including state and federally recognized tribal lands, cities, counties, congressional districts, and school districts.

  6. ZIP Code Tabulation Area - Wikipedia

    en.wikipedia.org/wiki/ZIP_Code_Tabulation_Area

    Individual USPS ZIP codes can cross state, place, county, census tract, census block group and census block boundaries, so the Census Bureau asserts that "there is no correlation between ZIP codes and Census Bureau geography". [2] Moreover, the USPS frequently realigns, merges, or splits ZIP codes to meet changing needs.

  7. Rural–urban commuting area - Wikipedia

    en.wikipedia.org/wiki/Rural–urban_commuting_area

    RUCAs are a classification scheme that use the standard Census Bureau urban area definitions in combination with commuting information to characterize all of the nation's census tracts. Census tracts are used to establish RUCAs because they are the smallest geographic building block for which reliable commuting data are available.

  8. List of census-designated places in New York - Wikipedia

    en.wikipedia.org/wiki/List_of_census-designated...

    This is a list of census-designated places in New York. As of the 2020 census, New York had 699 census-designated places (CDPs). Three sets of CDPs share the same name but are located in different counties: Fairview (Dutchess County) & Fairview (Westchester County) Greenville (Greene County) & Greenville (Westchester County)

  9. Rural areas in the United States - Wikipedia

    en.wikipedia.org/wiki/Rural_areas_in_the_United...

    The United States Office of Management and Budget defines rural areas in the United States by county; some rural areas are classified into metropolitan counties. [2] [3] Others are spread throughout the numerous micropolitan statistical areas. [4] The Census Bureau updates their definition following each decennial census.