Boundary Atlas

ZIP code 85635: Sierra Vista, AZ

ZIP code 85635 is in Sierra Vista (93% of residents), in Cochise County, Arizona. 7.0% of its residents live outside city limits. It is in Arizona's 6th congressional district. Its state senate district is State Senate District 19; its state house district is State House District 19.

35,095residents (2020 Census)
68.1 sq miland area
2cities and towns
1congressional district
14voting precincts

See it on the mapAll of Arizona

City and county

City or townShare of ZIP residents
Sierra Vista93%
Sierra Vista Southeast0.8%

CountyShare of ZIP residents
Cochise County100%

Town or county subdivisionShare of ZIP residents
Sierra Vista CCD99%
Bisbee CCD1.1%

Congressional district

Congressional districtShare of ZIP residents
Arizona's 6th congressional district (AZ-06)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 19100%

State house districtShare of ZIP residents
State House District 19100%

Voting precincts

14 voting precincts overlap ZIP 85635. 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:85635")

ZIP 85635 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.