ZIP Code 91020 — Montrose, California
📍 ZIP code 91020 is in Montrose, Los Angeles County, California.
ZIP code 91020 is located in Montrose, Los Angeles County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 7,509. The area code for zip code 91020 is 626.
ZIP Code 91020 Map
Coordinates: 34.2113°N, 118.2307°W
ZIP Code 91020 Demographics
Population
Income & Economy
Housing
Education
Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).
Affordability & Profile: ZIP 91020 in Context
The median home in 91020 is valued at $892,500 against a median household income of $61,771, a price-to-income ratio of 14.4. That is far above the 6.7 median across the 1,558 California ZIP codes with published housing data, and well past the 3.0 ratio that marks an attainable market nationally, which means a household earning the local median income cannot finance the local median home on conventional terms. Within Los Angeles County, 91020 ranks 246 of 275 ZIPs on affordability (1 = lowest ratio); the county median ratio is 9.2. Renting takes 39.9% of median household income (median rent $2,056 a month), above the 30% cost-burden threshold.
91020 ranks 1,223 of 1,558 statewide on median household income and 402 of 1,558 on median home value; its income is below the $87,339 Los Angeles County median. 25% of households own their home, far below the 64% statewide ZIP median, so most residents rent. 47% of adults hold a bachelor's degree or higher, far above the 31% median, and the poverty rate is 15.6%, above the 10.8% statewide ZIP median. Unemployment stands at 8.4%.
With 10,727 residents per square mile across 0.7 square miles of land, 91020 is far denser than the statewide ZIP median of 1,120 (rank 143 of 1,558). This is a mixed urban fabric of apartments, small-lot houses and commercial corridors.
Ratios and ranks are computed from the ACS figures above across the 1,558 California ZIP codes with published housing data. See the 2026 California affordability report for the statewide analysis and the methodology for definitions.
Nearby Zip Codes
Cities & Places Served
ZIP code 91020 primarily serves Montrose in Los Angeles County, California.