U.S. Census Block Groups
This dataset contains full-resolution U.S. census blockgroup boundaries, derived from TIGER/Line Shapefiles, the fully-supported, core geographic products from the US Census Bureau.
These include information for the 50 states, the District of Columbia, Puerto Rico, and the Island areas (American Samoa, the Commonwealth of the Northern Mariana Islands, Guam, and the United States Virgin Islands).
Census blockgroup name
Two digit state FIPS code that uniquely identifies the state
Five digit county FIPS code that uniquely identifies the county
Census tract identifier; a concatenation of state FIPS code, county FIPS code, and census tract code
Census blockgroup identifier; a concatenation of state FIPS code, county FIPS code, census tract code, and blockgroup number
Blockgroup land area, in square kilometers
Blockgroup water area, in square kilometers
Total area of census blockgroup in square kilometers
Total population of census blockgroup, as estimated by 2019 US Census American Community Survey (5-year estimate)
Population density, in persons per sqkm