Boundary Atlas

ZIP code 90042: Los Angeles, CA

ZIP code 90042 is in Los Angeles, in Los Angeles County, California. It is in California's 34th congressional district (100%) and California's 28th congressional district (0.3%). Its state senate district is State Senate District 26; its state house district is Assembly District 52.

58,295residents (2020 Census)
4.5 sq miland area
1cities and towns
2congressional districts
21voting precincts

See it on the mapAll of California

City and county

City or townShare of ZIP residents
Los Angeles100%

CountyShare of ZIP residents
Los Angeles County100%

Town or county subdivisionShare of ZIP residents
Los Angeles CCD100%

Congressional districts

Congressional districtShare of ZIP residents
California's 34th congressional district (CA-34)100%
California's 28th congressional district (CA-28)0.3%

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.

Elected officials

OfficeMemberContactShare of residents
MayorKaren Bass213-978-0600100%
U.S. Representative (CA-34)Jimmy Gomez (D)202-225-6235100%
U.S. Representative (CA-28)Judy Chu (D)202-225-54640.3%
U.S. SenatorAdam B. Schiff (D)202-224-3841statewide
U.S. SenatorAlex Padilla (D)202-224-3553 · contact formstatewide
State Senator (State Senate District 26)María Elena Durazo (Democratic)213-483-9300100%
Assembly Member (Assembly District 52)Jessica Caloza (Democratic)213-483-5252100%

Elected in 2024 under CA's previous congressional map; this district's lines changed for the 120th Congress (seated January 3, 2027).

Officials serving now (members of Congress until January 3, 2027). Sources: Mayors: Open States (public domain); State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).

Local government

State legislative districts

State senate districtShare of ZIP residents
State Senate District 26100%

State house districtShare of ZIP residents
Assembly District 52100%

Voting precincts

21 voting precincts overlap ZIP 90042. 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:90042")

ZIP 90042 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.