ZIP Code 90402 — Santa Monica, California
ZIP code 90402 is located in Santa Monica, Los Angeles County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 11,816. The area code for zip code 90402 is 310.
📍 ZIP code 90402 is in Santa Monica, Los Angeles County, California.
Quick Facts
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Coordinates: 34.031° N, 118.504° W
ZIP Code 90402 Demographics
Population
Income
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 90402 in Context
The median home in 90402 is valued at more than $2,000,000 (the Census reporting ceiling) against a median household income of $171,844, a price-to-income ratio of at least 11.6. That is above the 11.1 median across the 95 ZIP codes on this site 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. Renting takes 15.1% of median household income (median rent $2,162 a month), under the 30% cost-burden threshold.
90402 ranks 3 of 95 on median household income and 1 of 95 on median home value. 74% of households own their home, far above the 36% metro median, making this a majority-owner ZIP. 79% of adults hold a bachelor's degree or higher (rank 2 of 95), and the poverty rate is 6.9%, far below the 15.1% metro median and among the lowest in the dataset. Unemployment stands at 3.0%.
With 9,617 residents per square mile, 90402 is less dense than the metro median of 11,522 (rank 73 of 95). 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 all 95 ZIP codes on this site. See the 2026 affordability report for the metro-wide analysis and the methodology for definitions.