Boundary Atlas

ZIP code 98950: Vantage, WA

ZIP code 98950 is in Vantage (26% of residents), in Kittitas County, Washington. 74% of its residents live outside city limits. It is in Washington's 8th congressional district. Its state senate district is Legislative (Senate) District 13; its state house district is Legislative (House) District 13.

209residents (2020 Census)
39.9 sq miland area
1cities and towns
1congressional district
2voting precincts

See it on the mapAll of Washington

City and county

City or townShare of ZIP residents
Vantage26%

CountyShare of ZIP residents
Kittitas County100%

Town or county subdivisionShare of ZIP residents
Kittitas CCD100%

Congressional district

Congressional districtShare of ZIP residents
Washington's 8th congressional district (WA-08)100%

State legislative districts

State senate districtShare of ZIP residents
Legislative (Senate) District 13100%

State house districtShare of ZIP residents
Legislative (House) District 13100%

Voting precincts

2 voting precincts overlap ZIP 98950. Map them, with each precinct's share of the ZIP's residents.

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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:98950")

ZIP 98950 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.