Boundary Atlas

ZIP code 83451: Teton, ID

ZIP code 83451 is in Teton (80% of residents), in Fremont County (88%) and Madison County (12%), Idaho. 20% of its residents live outside city limits. It is in Idaho's 2nd congressional district. Its state senate districts are State Senate District 31 (88%) and State Senate District 34 (12%); its state house districts are State House District 31 (88%) and State House District 34 (12%).

987residents (2020 Census)
16.6 sq miland area
1cities and towns
1congressional district
3voting precincts

See it on the mapAll of Idaho

City and county

City or townShare of ZIP residents
Teton80%

CountyShare of ZIP residents
Fremont County88%
Madison County12%

Town or county subdivisionShare of ZIP residents
Teton-Newdale CCD88%
Sugar City CCD7.6%
East Madison CCD4.2%

Congressional district

Congressional districtShare of ZIP residents
Idaho's 2nd congressional district (ID-02)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 3188%
State Senate District 3412%

State house districtShare of ZIP residents
State House District 3188%
State House District 3412%

Voting precincts

3 voting precincts overlap ZIP 83451. 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:83451")

ZIP 83451 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.