DaedalMap

Country geometry release

United States

A United States geography release joining the Census administrative spine to postal, Indigenous, weather, and place sidechains plus maintained correspondence evidence.

USARelease 1.3.5Available

Administrative spine: Admin 0-5

The main join path. Every geometry family in this release connects to the spine through crosswalks.

LevelNamePlaces
Admin 0Country1
Admin 1State56
Admin 2County3,234
Admin 3Census tract85,528
Admin 4Block group242,747
Admin 5Block8,180,866

Local level names and synonyms

Geometry families (13)

Statistical areas

  • 2025 Tribal Block Groups (935)
  • 2025 Tribal Census Tracts (493)
Includes: Tribal block group, Tribal census tract

Postal areas

  • 2020 Census ZIP Code Tabulation Areas distributed in TIGER/Line 2024 (33,791)

Electoral districts

  • 119th Congressional Districts (444)
  • 2026 Census GeoPackage lower legislative layer (4,879)
  • TIGER/Line 2025 state legislative lower (4,879)
  • TIGER/Line 2025 state legislative upper (1,964)
  • 2026 Census GeoPackage upper legislative layer (1,964)
Includes: Congressional district 119, State legislative lower chamber, State legislative upper chamber

School districts

  • TIGER/Line 2025 elementary school district (1,971)
  • 2026 Census GeoPackage elementary school district (2,030)
  • TIGER/Line 2025 secondary school district (478)
  • 2026 Census GeoPackage secondary school district (472)
  • TIGER/Line 2025 unified school district (10,867)
  • 2026 Census GeoPackage unified school district (10,801)
Includes: Elementary school district, Secondary school district, Unified school district

Watersheds

  • Watershed Boundary Dataset national authoritative snapshot (140,524)
Includes: HUC 2, HUC 4, HUC 6, HUC 8, HUC 10, HUC 12, HUC 14, HUC 16

Protected areas

  • Original Proclaimed National Forests and National Grasslands (174)
Includes: National forest, National grassland

Indigenous lands and regions

  • Installed TIGER/Line American Indian/Alaska Native/Native Hawaiian Areas bank; source vintage unresolved (703)
  • 2023 American Indian, Alaska Native, and Native Hawaiian Areas 1:500,000 cartographic boundaries (703)
  • 2025 American Indian, Alaska Native, and Native Hawaiian Areas (704)
  • 2026 American Indian, Alaska Native, and Native Hawaiian Areas GeoPackage (704)

Ecological regions

  • Level III Ecoregions of the Continental United States (85)
  • Level IV Ecoregions of the Conterminous United States (967)
Includes: Ecoregion level iii, Ecoregion level iv

Weather zones

  • NWS Fire Weather Zones snapshot dated 2025-03-18 (3,511)
  • NWS Fire Weather Zones snapshot dated 2026-04-16 (3,562)
  • NWS Public Forecast Zones snapshot dated 2025-03-18 (3,985)
  • NWS Public Forecast Zones snapshot dated 2026-04-16 (4,039)

Land management regions

  • Administrative Forest Boundaries (112)

Cities, places, and municipalities

  • TIGER/Line 2025 Places for 56 states and equivalents (32,629)

County subdivisions

  • TIGER/Line 2025 census county subdivision (36,498)

Urban and metro areas

  • 2025 Combined Statistical Areas (184)
  • 2025 Core Based Statistical Areas (935)
  • 2025 Metropolitan Divisions (37)
  • 2020 Census Urban Areas distributed in TIGER/Line 2025 (2,644)
Includes: Combined statistical area, Core based statistical area, Metropolitan division, Urban area 2020

In numbers

The United States loc_ids, crosswalks, simplified map shapes, and full geometry, released and versioned together.

loc_ids8,820,701
Relationships40,394,144
Geometry families14

Attribution and citation

DaedalMap. United States geometry release 1.3.5. https://www.daedalmap.com/geometry/united-states

Source agencies

U.S. Census BureauNOAA National Weather Service

Crosswalks

Country History

How to read dates and sources: geometry methodology.

Patch Notes