Block Groups (BGs) are defined before tabulation block delineation and numbering, but are clusters of blocks within the same census tract that have the same first digit of their 4-digit census block n
This layer contains 2020 Decennial Census data at the block group level for all states plus DC and Puerto Rico. The attributes come from the 2020 Public Law 94-171 (P.L. 94-171) tables.
Hosted feature layer of 2020 Census Block Groups for the purposes of visualization and analysis. Block Groups are statistical sub-divisions of census tracts. A block group consist of cluster of blocks