docs/dimension/states

states

Canonical state dimension. One row per US state plus DC and territories. Primary key is state_id (2-character FIPS). Covers all 50 states plus DC, Puerto Rico, and other territories.

tier acensusgeographydimension
grain
state
years
cadence
Static; FIPS codes rarely change
overview

overview

50 states + DC + Puerto Rico and US territories. Full national coverage.

current vintage — ANSI INCITS 38-2009

history — State FIPS codes are stable across all years

provenance

source & licensing

authority
U.S. Census Bureau
dataset
FIPS State Codes
license
Public domain (U.S. Federal Government work)
citation
U.S. Census Bureau, FIPS State Codes (ANSI INCITS 38-2009).
schema

fields

nametypedefinition
country_idstringISO alpha-2 country code (always 'US' for domestic tables).
state_abbrevstringTwo-letter USPS postal abbreviation uniquely identifying a US state or territory (e.g. "CA" for California).
state_idkeystring2-character FIPS code identifying the state.Joins dim.states on state_id.
state_namestringHuman-readable state name corresponding to state_id.
relationships

joins

primary key
state_id
common joins
All fact tables with state_id
dim.counties on state_id
last updated · May 5, 2026