National
Government data coverage across the United States
Relm maintains a verified library of official open data from states, counties, and cities. Figures below are aggregates from our catalog as of 2026-10-29. Colorado and Nevada are not in coverage today.
US coverage map
- Live tiles across 48 states
- Rounded source counts only
- Links to regional detail pages
Regional
Drill into seven rollout regions
Product
Use coverage inside Relm Pro
Shaded tiles are live in Relm today. Grey tiles are not yet covered. For product details and how to query the library, see Relm Data.
Seven rollout regions
Each region has its own coverage page with a focused map, state list, and the kinds of records Relm can read there.
- Northeast
From New England through the Mid-Atlantic — high municipal density and long-running open-data programs at the state, county, and city level.
- States live
- 11 of 11
- Counties
- 240+
- Cities & towns
- 140+
- Active sources
- 3,000+
- Southwest
Pacific coast, desert Southwest, and non-contiguous states — county assessors, city permit desks, and state environmental registries.
- States live
- 6 of 7
- Counties
- 170+
- Cities & towns
- 160+
- Active sources
- 2,900+
- Southeast
Appalachia through the Gulf and Atlantic coast — parish and county records alongside major metro permit and violation feeds.
- States live
- 10 of 10
- Counties
- 900+
- Cities & towns
- 210+
- Active sources
- 1,700+
- Northwest
Pacific Northwest and northern Rockies — state geoportals, county assessors, and growing city open-data programs.
- States live
- 5 of 5
- Counties
- 190+
- Cities & towns
- 80+
- Active sources
- 1,300+
- South
Texas through the lower Mississippi — large county counts and city-level permit and code-enforcement data.
- States live
- 4 of 4
- Counties
- 470+
- Cities & towns
- 80+
- Active sources
- 1,400+
- Great Lakes
Upper Midwest industrial corridor — county parcel and assessment layers with deep municipal permit coverage.
- States live
- 5 of 5
- Counties
- 430+
- Cities & towns
- 170+
- Active sources
- 1,200+
- Midwest
Plains and upper Midwest — county land records, state environmental data, and municipal licensing and permits.
- States live
- 7 of 8
- Counties
- 600+
- Cities & towns
- 100+
- Active sources
- 600+