Boundary Atlas

ZIP code 95615: Courtland, CA

ZIP code 95615 is in Courtland (43% of residents), in Sacramento County, California. 57% of its residents live outside city limits. It is in California's 7th congressional district (83%) and California's 8th congressional district (17%). Its state senate district is State Senate District 3; its state house district is Assembly District 9.

762residents (2020 Census)
21.2 sq miland area
1cities and towns
2congressional districts
3voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Courtland43%

CountyShare of ZIP residents
Sacramento County100%

Town or county subdivisionShare of ZIP residents
Isleton CCD97%
Sacramento CCD3.3%

Congressional districts

Congressional districtShare of ZIP residents
California's 7th congressional district (CA-07)83%
California's 8th congressional district (CA-08)17%

This ZIP is split between districts. A mailing address in it could be in either; the map or locate_point gives the district for an exact address.

State legislative districts

State senate districtShare of ZIP residents
State Senate District 3100%

State house districtShare of ZIP residents
Assembly District 9100%

Voting precincts

3 voting precincts overlap ZIP 95615. 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:95615")

ZIP 95615 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.