Boundary Atlas

ZIP code 91504: Burbank, CA

ZIP code 91504 is in Burbank (87% of residents) and Los Angeles (13%), in Los Angeles County, California. It is in California's 30th congressional district (87%) and California's 29th congressional district (13%). Its state senate district is State Senate District 20; its state house districts are Assembly District 44 (98%) and Assembly District 43 (2.0%).

26,678residents (2020 Census)
9.3 sq miland area
2cities and towns
2congressional districts
10voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Burbank87%
Los Angeles13%

CountyShare of ZIP residents
Los Angeles County100%

Town or county subdivisionShare of ZIP residents
San Fernando Valley CCD100%

Congressional districts

Congressional districtShare of ZIP residents
California's 30th congressional district (CA-30)87%
California's 29th congressional district (CA-29)13%

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 20100%

State house districtShare of ZIP residents
Assembly District 4498%
Assembly District 432.0%

Voting precincts

10 voting precincts overlap ZIP 91504. 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:91504")

ZIP 91504 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.