Official source Official Curated global record 3 citations
U.S. Census Geocoder
Official federal geography and district boundary service used to translate addresses and ZIP areas into canonical civic geography.
U.S. Census Bureau · U.S. Census Geocoder
Source metadata
Publisher
U.S. Census Bureau
Directory updated
April 24, 2026
What Ballot Clarity uses it for
District matches across the United States, canonical district routing, and geography-backed area results.
Geographic scope
United States
Review note
Ballot Clarity reviews this provider description when district-matching logic or published geography coverage changes.
Key limitations
- ZIP-centroid lookups can be broader than a full address lookup.
- The geocoder returns geography and district boundaries, not candidate or officeholder data.
Attached note
Official federal geography service used to anchor U.S. district matching.
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