Residential delivery area · California
ZIP Code 90405: Santa Monica, CA
ZIP code 90405 is in Santa Monica, California, entirely in Los Angeles County (Census 2020 ZIP-county file). About 27,000 people live there (Census Bureau, ACS 2020-2024), the most populous of Santa Monica's 5 residential ZIP codes. Median household income is $121,241 (Census Bureau, ACS 2020-2024).
- ACS2020-24
- Census2020
- FHFA2021
- ZBP2023
- IRS2022
- Town
- Santa Monica · 5 residential ZIPs
- County
- Los Angeles County
- Census places
- Santa Monica
- Metro area
- Los Angeles-Long Beach-Anaheim, CA
- House district
- CA-36 119th Congress
- State
- California
- Time zone
- Pacific
- Land area
- 2.8 sq mi · 9,816 people per sq mi
Where is ZIP code 90405?
90405 centers on 34.011°, -118.472° and covers 2.8 square miles of land plus 0.3 of water. It borders 5 ZIP codes: 90404, 90401, 90291, 90066, 90064.
The map draws ZIP code areas only. For the streets inside 90405, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 90405 compare with the rest of Santa Monica?
| Measure | 90405 | In Santa Monica | In Los Angeles County | In CA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 27,298 | 1st of 5 | 177th of 301 | 668th of 1,802 |
| Median household income | $121k | 2nd of 4 | 56th of 265 | 343rd of 1,189 |
| Median home value | $1.93M | 2nd of 5 | 17th of 273 | 70th of 1,317 |
Its median household income is higher than in 91% of U.S. residential ZIP codes, and it is denser than 98% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 90405?
The 2020 Census counted 27,966 people in 90405; the ACS, which samples households over 2020-2024, estimates 27,298. Between the 2010 and 2020 censuses its population grew 2.9% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 27,298
- 2020 Census count
- 27,966+2.9% since 2010 (27,186)
- Households
- 14,312
- Median age
- 43.1
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 90405?
Of the 27,298 people the ACS estimates in 90405, 16.1% are under 18 and 19.2% are 65 or older. The largest group by race and Hispanic origin is White (not Hispanic) (66.6%), then Hispanic or Latino (14.3%).
- Under 1816.1%
- 18 to 6464.7%
- 65 and older19.2%
- White, not Hispanic66.6%
- Hispanic or Latino14.3%
- Asian, not Hispanic7.7%
- Other or two or more6.0%
- Black, not Hispanic5.5%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 90405 earn?
Median household income is $121,241 (ACS 2020-2024), the 56th highest of the 265 ranked ZIP codes in Los Angeles County. It is not measurably different from 2015-2019 ($117,391 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $121,241±$17,403
- Income per person
- $100,986
- Below the poverty line
- 7.8%
- Unemployed (of the labor force)
- 7.1%
- Adults 25+ with a bachelor's degree
- 70.0%
- Adjusted gross income per tax return, 2022
- $210,10114,710 returns; wages 62% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 90405?
- Median home value (owners' estimate)
- $1,929,900
- Median gross rent
- $2,417
- Homes owned by their occupants
- 31.4%
- Housing units
- 15,878
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 90405?
1,839 business establishments had a location in this ZIP code in 2023, 56 more than in 2018; the most are in professional, scientific, and technical services (ZIP Code Business Patterns).
- Professional, scientific, and technical services387
- Arts, entertainment, and recreation247
- Health care and social assistance191
- Information146
- Accommodation and food services145
- Other services (except public administration)140
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 90405?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 90404 | Santa Monica | 22,978 | $95k | 1.1 mi |
| 90401 | Santa Monica | 8,101 | $110k | 1.2 mi |
| 90291 | Venice | 26,324 | $123k | 1.3 mi |
| 90066 | Los Angeles | 56,740 | $114k | 2.5 mi |
| 90064 | Los Angeles | 26,642 | $135k | 3.1 mi |
| 90403 | Santa Monica | 23,867 | $122k | 1.8 mi (near) |
| 90402 | Santa Monica | 11,337 | $159k | 2.4 mi (near) |
| 90292 | Marina Del Rey | 23,982 | $146k | 2.7 mi (near) |
| 90025 | Los Angeles | 46,508 | $104k | 2.8 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.