Boundary Atlas

ZIP code 99005: Spokane County, WA

ZIP code 99005 is in Green Bluff (2.8% of residents), in Spokane County, Washington. 97% of its residents live outside city limits. It is in Washington's 5th congressional district. Its state senate districts are Legislative (Senate) District 6 (76%) and Legislative (Senate) District 4 (24%); its state house districts are Legislative (House) District 6 (76%) and Legislative (House) District 4 (24%).

10,253residents (2020 Census)
39.6 sq miland area
1cities and towns
1congressional district
17voting precincts

See it on the mapAll of Washington

City and county

City or townShare of ZIP residents
Green Bluff2.8%

CountyShare of ZIP residents
Spokane County100%

Town or county subdivisionShare of ZIP residents
Deer Park CCD76%
Colbert CCD24%

Congressional district

Congressional districtShare of ZIP residents
Washington's 5th congressional district (WA-05)100%

State legislative districts

State senate districtShare of ZIP residents
Legislative (Senate) District 676%
Legislative (Senate) District 424%

State house districtShare of ZIP residents
Legislative (House) District 676%
Legislative (House) District 424%

Voting precincts

17 voting precincts overlap ZIP 99005. 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:99005")

ZIP 99005 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.