Geography
block
A census block is the smallest geographic unit used by the U.S. Census Bureau. Blocks nest cleanly within block groups, tracts, counties, and states, which makes them a useful primitive for aggregating data up to larger geographies. This table uses the 2020 Census block definitions.
Schema
| Field | Description |
|---|---|
| year | The census vintage year these block boundaries correspond to |
| block fips 2020 | The 15-character 2020 Census block FIPS code |
| block group fips | The 12-character block group FIPS code that contains this block |
| tract fips | The 11-character tract FIPS code that contains this block |
| county fips | The 5-character county FIPS code that contains this block |
| county name | The name of the county that contains this block |
| state fips | The 2-character state FIPS code |
| state abbreviation | The two-character state postal abbreviation |
| state name | The full state name |
| shape | The block's shape as a GEOGRAPHY polygon |