US Census Block and Tract Data attributes
The following attributes are included in US Census Block and Tract Data.
Field definitions
| Field identifier | Sub-field identifier | Definition |
|---|---|---|
census_ | An ID of up to 15 characters that identifies a geographic area for statistical analysis. | |
accuracy | Represents the accuracy of the geocode associated with the SmartyKey®, which was used to find the block. Values are block, tract, or county. | |
geoid | The geoid is dependent on the precision of the geocode.
| |
census_ | The county subdivision identifier and name (equivalent to townships). | |
accuracy | Represents the accuracy of the geocode associated with the SmartyKey®. Less than ZIP9 accuracy will be inferred. Otherwise, it will be exact. | |
code | The 10-digit census ID code of the census county division (CCD). | |
name | The name of the census county division. | |
census_ | Geographic entities within a county (or the statistical equivalent of a county). | |
code | Census tracts within a county are identified by a 4-digit basic code between 0001 and 9999, and may have a 2-digit suffix ranging from .01 to .98 (e.g., 6059.02). | |
core_ | Refers collectively to metropolitan statistical areas and micropolitan statistical areas. Core Based Statistical Areas (CBSAs) consist of the county or counties (or equivalent entities) associated with at least one core (urban area) with a population of at least 10,000, plus adjacent counties having a high degree of social and economic integration with the core as measured through commuting ties. | |
code | A 5-digit unique ID of the Core Based Statistical Area (CBSA). (e.g., 39340) | |
name | The name of the Core Based Statistical Area (CBSA). (e.g., Provo-Orem, UT) | |
place | The US Census Bureau defines a place as a concentration of population. It consists of a geographic boundary. | |
accuracy | Represents the accuracy of the geocode associated with the SmartyKey®. Less than ZIP9 accuracy will be inferred. Otherwise, it will be exact. | |
code | A 7-digit code that identifies the place. The first 2 digits identify the state. The last 5 identify the place within the state. | |
name | The name of the place. | |
type | Indicates if the Census Place is incorporated or unincorporated. |