ZIP code 91340: San Fernando, CA
ZIP code 91340 is in San Fernando (68% of residents) and Los Angeles (32%), in Los Angeles County, California. It is in California's 29th congressional district. Its state senate district is State Senate District 20; its state house district is Assembly District 43.
See it on the mapAll of California
City and county
| City or town | Share of ZIP residents |
|---|---|
| San Fernando | 68% |
| Los Angeles | 32% |
| County | Share of ZIP residents |
|---|---|
| Los Angeles County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| San Fernando Valley CCD | 100% |
Congressional district
| Congressional district | Share of ZIP residents |
|---|---|
| California's 29th congressional district (CA-29) | 100% |
Elected officials
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| Mayor | Karen Bass | 213-978-0600 | 32% |
| U.S. Representative (CA-29) | Luz M. Rivas (D) | 202-225-6131 | 100% |
| U.S. Senator | Adam B. Schiff (D) | 202-224-3841 | statewide |
| U.S. Senator | Alex Padilla (D) | 202-224-3553 · contact form | statewide |
| State Senator (State Senate District 20) | Caroline Menjivar (Democratic) | 818-901-5588 | 100% |
| Assembly Member (Assembly District 43) | Celeste Rodriguez (Democratic) | 818-504-3911 | 100% |
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
- San Fernando website: http://www.ci.san-fernando.ca.us
- San Fernando laws: search for the San Fernando, California code of ordinances
- Los Angeles website: https://lacity.gov
- Los Angeles council: Los Angeles City Council
- Los Angeles laws: search for the Los Angeles, California code of ordinances
- Los Angeles County website: https://lacounty.gov
- Los Angeles County laws: search for the Los Angeles County, California code of ordinances
State legislative districts
| State senate district | Share of ZIP residents |
|---|---|
| State Senate District 20 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 43 | 100% |
Voting precincts
10 voting precincts overlap ZIP 91340. 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:91340")
ZIP 91340 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.