Boundary Atlas

ZIP code 98321: Buckley, WA

ZIP code 98321 is in Buckley (30% of residents), Prairie Heights (26%) and Prairie Ridge (1.3%), in Pierce County, Washington. 42% of its residents live outside city limits. It is in Washington's 8th congressional district. Its state senate district is Legislative (Senate) District 31; its state house district is Legislative (House) District 31.

16,924residents (2020 Census)
35.5 sq miland area
5cities and towns
1congressional district
21voting precincts

See it on the mapAll of Washington

City and county

City or townShare of ZIP residents
Buckley30%
Prairie Heights26%
Prairie Ridge1.3%
Lake Tapps0.7%
Bonney Lake0.2%

CountyShare of ZIP residents
Pierce County100%

Town or county subdivisionShare of ZIP residents
Buckley CCD71%
Puyallup CCD29%

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 31100%

State house districtShare of ZIP residents
Legislative (House) District 31100%

Voting precincts

21 voting precincts overlap ZIP 98321. 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:98321")

ZIP 98321 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.