Boundary Atlas

ZIP code 92243: El Centro, CA

ZIP code 92243 is in El Centro (90% of residents), in Imperial County, California. 10% of its residents live outside city limits. It is in California's 25th congressional district. Its state senate district is State Senate District 18; its state house district is Assembly District 36.

49,149residents (2020 Census)
113.3 sq miland area
3cities and towns
1congressional district
65voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
El Centro90%
El Centro Naval Air Facility0.6%
Seeley0.1%

CountyShare of ZIP residents
Imperial County100%

Town or county subdivisionShare of ZIP residents
El Centro CCD100%
Calexico CCD<0.1%

Congressional district

Congressional districtShare of ZIP residents
California's 25th congressional district (CA-25)100%

State legislative districts

State senate districtShare of ZIP residents
State Senate District 18100%

State house districtShare of ZIP residents
Assembly District 36100%

Voting precincts

65 voting precincts overlap ZIP 92243. 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:92243")

ZIP 92243 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.