ZIP code 83285: Caribou County, ID
ZIP code 83285 is in Caribou County (55%) and Bonneville County (45%), Idaho, outside any city or Census-designated place. It is in Idaho's 2nd congressional district. Its state senate district is State Senate District 35; its state house district is State House District 35.
City and county
Outside any city or Census-designated place.
| County | Share of ZIP residents |
|---|---|
| Caribou County | 55% |
| Bonneville County | 45% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Wayan CCD | 55% |
| Swan Valley CCD | 45% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| Idaho's 2nd congressional district (ID-02) | 100% |
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 35 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| State House District 35 | 100% |
Voting precincts
4 voting precincts overlap ZIP 83285. 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:83285")
ZIP 83285 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.