Boundary Atlas

ZIP code 92604: Irvine, CA

ZIP code 92604 is in Irvine, in Orange County, California. It is in California's 47th congressional district. Its state senate district is State Senate District 37; its state house district is Assembly District 73.

27,151residents (2020 Census)
3.3 sq miland area
1cities and towns
1congressional district
10voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Irvine100%

CountyShare of ZIP residents
Orange County100%

Town or county subdivisionShare of ZIP residents
Irvine-Lake Forest CCD100%

Congressional district

Congressional districtShare of ZIP residents
California's 47th congressional district (CA-47)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 37100%

State house districtShare of ZIP residents
Assembly District 73100%

Voting precincts

10 voting precincts overlap ZIP 92604. Map them, with each precinct's share of the ZIP's residents.

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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:92604")

ZIP 92604 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.