Boundary Atlas

ZIP code 98144: Seattle, WA

ZIP code 98144 is in Seattle, in King County, Washington. It is in Washington's 9th congressional district. Its state senate district is Legislative (Senate) District 37; its state house district is Legislative (House) District 37.

32,178residents (2020 Census)
3.4 sq miland area
1cities and towns
1congressional district
47voting precincts

See it on the mapAll of Washington

City and county

City or townShare of ZIP residents
Seattle100%

CountyShare of ZIP residents
King County100%

Town or county subdivisionShare of ZIP residents
Seattle CCD100%

Congressional district

Congressional districtShare of ZIP residents
Washington's 9th congressional district (WA-09)100%

State legislative districts

State senate districtShare of ZIP residents
Legislative (Senate) District 37100%

State house districtShare of ZIP residents
Legislative (House) District 37100%

Voting precincts

47 voting precincts overlap ZIP 98144. 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:98144")

ZIP 98144 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.