What is the main zip code for Santa Monica, California?

90405 is the most populous Santa Monica ZIP code in Census data with about 26,981 residents.

What is the area code for Santa Monica, California?

Santa Monica, California uses area code 310.

What time zone is Santa Monica, California in?

Santa Monica, California is in the Pacific Time Zone.

Santa Monica, California Zip Codes

Q: How many zip codes does Santa Monica, California have?

Santa Monica, California has 11 zip codes in this directory: 5 standard delivery ZIPs and 6 PO Box or unique ZIPs.

Q: What county is Santa Monica, California in?

Santa Monica is in Los Angeles County, California.

📍 Santa Monica is in Los Angeles County, California with 11 zip codes; the most populous is 90405.

City

Santa Monica

County

Los Angeles

Zip Codes

Area Code

310

Santa Monica is a USPS city name in Los Angeles County, California with a Census population of approximately 94,344 across its ZIP codes. Los Angeles County as a whole has 538 ZIP codes in this directory. Below you'll find every zip code serving Santa Monica with population, income and home value, a map, and the city's affordability profile.

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).

All Santa Monica Zip Codes

ZIP Code	City	County	Population	Median Income	Median Home	Details
90401	Santa Monica	Los Angeles	7,480	$89,892	$1,743,800	View →
90402	Santa Monica	Los Angeles	11,816	$171,844	$2,000,001	View →
90403	Santa Monica	Los Angeles	24,092	$123,391	$1,597,800	View →
90404	Santa Monica	Los Angeles	23,975	$87,209	$1,097,600	View →
90405	Santa Monica	Los Angeles	26,981	$101,713	$1,683,300	View →
90406	Santa Monica	PO Box ZIP	—	—	—	View →
90407	Santa Monica	PO Box ZIP	—	—	—	View →
90408	Santa Monica	PO Box ZIP	—	—	—	View →
90409	Santa Monica	PO Box ZIP	—	—	—	View →
90410	Santa Monica	PO Box ZIP	—	—	—	View →
90411	Santa Monica	PO Box ZIP	—	—	—	View →

Santa Monica at a Glance

Residents (ZIPs with data)

94,344

Median household income

$101,713

Median home value

$1,683,300

Price-to-income ratio

12.9

Median rent

$2,162

Owner-occupied

27%

Bachelor's degree+

71%

Poverty rate

10.5%

Santa Monica has 11 ZIP codes in this directory: 5 standard delivery ZIPs and 6 PO Box or unique ZIPs that carry no resident population in Census data. The 5 ZIPs with published Census housing data cover 94,344 residents, the largest being 90405 with 26,981 people.

The median ZIP in Santa Monica has a household income of $101,713 and a home value of $1,683,300, a price-to-income ratio of 12.9, far above the 6.7 California ZIP median. The highest median income is in 90402 at $171,844. Median rent across these ZIPs is $2,162 a month.

27% of households in the typical Santa Monica ZIP own their home (statewide ZIP median 64%). 71% of adults hold a bachelor's degree, far above the 31% statewide median. The median poverty rate is 10.5%, in line with the 10.8% statewide ZIP median. Overall density is about 10,483 residents per square mile across 9 square miles of ZIP land area.

Medians are taken across the ZIP codes listed below (each ZIP weighted equally); PO Box and no-data ZIPs are excluded. Definitions on the methodology page; statewide comparisons in the 2026 California ZIP Code Affordability Report.