Boundary Atlas

ZIP code 99501: Anchorage, AK

ZIP code 99501 is in Anchorage, in Anchorage Municipality, Alaska. It is in Alaska's at-large congressional district. Its state senate districts are State Senate District I (98%), State Senate District J (1.1%) and State Senate District G (0.9%); its state house districts are State House District 17 (72%), State House District 18 (26%), State House District 19 (1.1%) and State House District 14 (0.9%).

18,590residents (2020 Census)
6.7 sq miland area
1cities and towns
1congressional district
10voting precincts

See it on the mapAll of Alaska

City and county

City or townShare of ZIP residents
Anchorage100%

CountyShare of ZIP residents
Anchorage Municipality100%

Town or county subdivisionShare of ZIP residents
Anchorage census subarea100%

Congressional district

Congressional districtShare of ZIP residents
Alaska's at-large congressional district (AK-AL)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District I98%
State Senate District J1.1%
State Senate District G0.9%

State house districtShare of ZIP residents
State House District 1772%
State House District 1826%
State House District 191.1%
State House District 140.9%

Voting precincts

10 voting precincts overlap ZIP 99501. Map them, with each precinct's share of the ZIP's residents.

Get this in your AI agent

Your agent can get these cities, counties, districts and precincts with their shares, and their GeoJSON boundaries, from Boundary Atlas. Add https://atlas-production-d344.up.railway.app/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:

related_geographies(id="us:zcta:99501")

ZIP 99501 here is the Census Bureau's ZIP Code Tabulation Area, which approximates the USPS ZIP Code; PO-box-only ZIPs have none. Districts are the maps in force for the November 3, 2026 election.