ZIP code 91020: La Crescenta-Montrose, CA
ZIP code 91020 is in La Crescenta-Montrose (72% of residents) and Glendale (28%), in Los Angeles County, California. It is in California's 28th congressional district (72%) and California's 30th congressional district (28%). Its state senate district is State Senate District 25; its state house districts are Assembly District 44 (99%) and Assembly District 41 (0.6%).
See it on the mapAll of California
City and county
| City or town | Share of ZIP residents |
|---|---|
| La Crescenta-Montrose | 72% |
| Glendale | 28% |
| La Cañada Flintridge | 0.6% |
| County | Share of ZIP residents |
|---|---|
| Los Angeles County | 100% |
| Town or county subdivision | Share of ZIP residents |
|---|---|
| Pasadena CCD | 72% |
| San Fernando Valley CCD | 28% |
Congressional districts
| Congressional district | Share of ZIP residents |
|---|---|
| California's 28th congressional district (CA-28) | 72% |
| California's 30th congressional district (CA-30) | 28% |
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
| Office | Member | Contact | Share of residents |
|---|---|---|---|
| U.S. Representative (CA-28) | Judy Chu (D) | 202-225-5464 | 72% |
| U.S. Representative (CA-30) | Laura Friedman (D) | 202-225-4176 | 28% |
| 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 25) | Sasha Pérez (Democratic) | 818-409-0402 | 100% |
| Assembly Member (Assembly District 44) | Nick Schultz (Democratic) | 818-558-3043 | 99% |
| Assembly Member (Assembly District 41) | John Harabedian (Democratic) | 626-351-1917 | 0.6% |
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: State legislators: Open States (public domain); Members of Congress: the @unitedstates project, congress-legislators (CC0).
Local government
- La Crescenta-Montrose laws: search for the La Crescenta-Montrose, California code of ordinances
- Glendale website: https://www.glendaleca.gov/
- Glendale laws: search for the Glendale, 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 25 | 100% |
| State house district | Share of ZIP residents |
|---|---|
| Assembly District 44 | 99% |
| Assembly District 41 | 0.6% |
Voting precincts
10 voting precincts overlap ZIP 91020. 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://boundarymcp.com/mcp to Claude, ChatGPT, Cursor or Codex (free, no key; how), then:
related_geographies(id="us:zcta:91020")
ZIP 91020 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.