Boundary Atlas

ZIP code 83530: Grangeville, ID

ZIP code 83530 is in Grangeville (58% of residents), in Idaho County, Idaho. 42% of its residents live outside city limits. It is in Idaho's 1st congressional district. Its state senate district is State Senate District 7; its state house district is State House District 7.

5,713residents (2020 Census)
390.3 sq miland area
1cities and towns
1congressional district
12voting precincts

See it on the mapAll of Idaho

City and county

City or townShare of ZIP residents
Grangeville58%

CountyShare of ZIP residents
Idaho County100%

Town or county subdivisionShare of ZIP residents
Grangeville CCD95%
Cottonwood CCD2.9%
Nez Perce CCD1.3%
Elk City CCD0.4%

Congressional district

Congressional districtShare of ZIP residents
Idaho's 1st congressional district (ID-01)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 7100%

State house districtShare of ZIP residents
State House District 7100%

Voting precincts

12 voting precincts overlap ZIP 83530. 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:83530")

ZIP 83530 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.