Nominate.AI/United States/ Arizona/Districts
AZ

Arizona districts

Every published boundary for Arizona, on the map in force — 9 congressional districts, 30 state senate districts, 30 state house districts, 15 counties. Projected at build time; no mapping library, no tiles, no runtime requests.

84 polygons 4 layers

Federal

9 congressional districts

Arizona · 9 congressional districts Read 2026-08-15
Arizona: 9 congressional districts. Each district is selectable; the ledger carries the same data as text.
Locator map of the United States with Arizona highlighted.
AZ · Arizona
Select a district
District PopulationMedian income
AZ-01 804,256$92,840
AZ-02 833,298$63,735
AZ-03 814,391$68,989
AZ-04 814,381$83,258
AZ-05 857,744$104,498
AZ-06 813,933$73,464
AZ-07 811,832$61,136
AZ-08 800,203$79,122
AZ-09 881,306$75,959
cbdistricts GET /api/v1/layers/federal-congressional/geojson · read 2026-08-15 Upstream source: Census TIGER/Line 2024 — https://www2.census.gov/geo/tiger/TIGER2024/CD/ Not shown: Representative(0 of 9), Party(0 of 9), Cook PVI(0 of 9). Returned for too few districts to tabulate — reported as a gap rather than a column of dashes. Geometry simplified to 0.00324° (~400 m) for display. Boundaries are illustrative at this resolution — not a legal description.

Every layer

4 partitions, one point.

Click anywhere on the map, or focus it and use the arrow keys. Each layer covers the same ground and none of them nests inside another — which is why this reads a point rather than expanding a row.

Arizona · 4 layers Read 2026-08-15

Click the map, or focus it and use the arrow keys.

4 partitions, not a hierarchy. federal-congressional (9) · az-state-senate (30) · az-state-house (30) · us-counties (15). A congressional district contains no whole number of state house districts or counties, which is why this reads a point rather than expanding a row. Geometry simplified to 0.00324° (~400 m). A probe near a boundary is not authoritative — at this resolution the line on screen can sit a few hundred metres from the legal one, and near a border that is the whole answer. For an address, ask cbdistricts.

Provenance

Where each layer came from.

Layer Districts Source layer Tolerance Size Read
Congressional 9 federal-congressional 0.00324° 40 KB 2026-08-15
State Senate 30 az-state-senate 0.00324° 69 KB 2026-08-15
State House 30 az-state-house 0.00324° 69 KB 2026-08-15
County 15 us-counties 0.00324° 38 KB 2026-08-15
No representative and no party, deliberately. The districts service returns a representative for 441 of 441 congressional districts, and the values are scraped prose — the word "district" is the representative of ten of them, and 21 records name a party that contradicts their own party field. Both fields are refused at the point the data is fetched rather than printed under a real heading. Boundaries are sound; this is a geography page, not a who-represents-you page.
This page inlines 214 KB of geometry and loads no mapping library, no tiles and no third-party requests. Boundaries are simplified for display and are not a legal description — near a boundary the map is not authoritative.
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