Santa Monica, CA · standard
ZIP Code 90403
Los Angeles County, California - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 24,525
- 6,633/sq mi High-density area
- $121,925
- Median income Above-median income area
- $1,548,900
- Median home value Above-median home value
- 75.7%
- Bachelor's or higher Above-average bachelor's attainment
National ZIP placement
Santa Monica pairs a top-decile household income with top-decile home values, in a suburban-density, renter-heavy area.
- Top 9%
- household income, US ZIPs
- Top 1%
- home value, US ZIPs
- 6,633
- people per sq mi
- 26%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 90403 against every reporting US ZIP.
ZIP code 90403 is a densely settled ZIP (a standard USPS delivery area) in Santa Monica, Los Angeles County, California, with 24,525 residents across 3.7 square miles, a density of 6,633 people per square mile, in the Los Angeles time zone.
ZIP 90403 skews affluent, with a median household income of $121,925 (20% above the average California ZIP), while per-capita income is $96,523. The poverty rate is 11.3%, with unemployment at 7.2%; those measures add context to the income figure. Housing costs run above the statewide ZIP benchmark while renting is common: median home value is $1,548,900 (100% above the average California ZIP), with only 26.2% owner-occupied homes and median rent of $2,463.
This is a highly-educated ZIP: 75.7% of adults hold a bachelor's degree or higher, the median age is 44.2, and the average commute is 27 minutes. The page also surfaces 10 ZIP codes within roughly 10 miles and 6 more in Los Angeles County, so 90403 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 90403
Top 5 sectors by establishment count in Santa Monica, CA
Which industries have the most business establishments in ZIP 90403.
- Professional, scientific, and technical services
Professional, scientific, and technical services
305 establishments
- Health care and social assistance
Health care and social assistance
291 establishments
- Arts, entertainment, and recreation
Arts, entertainment, and recreation
181 establishments
- Real estate and rental and leasing
Real estate and rental and leasing
139 establishments
- Other services (except public administration)
Other services (except public administration)
130 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 90403, Santa Monica, CA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
24,525
Population
3.7
Area (sq mi)
6,633
People / sq mi
Los Angeles
Time Zone
standard
ZIP Type
Who lives in ZIP 90403?
44.2
Median Age
46.1%
Male
53.9%
Female
24.2%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$121,925
Median Household Income
+20% vs state ZIP avg
$96,523
Per Capita Income
11.3%
Poverty Rate
7.2%
Unemployment Rate
26.7 min
Mean Commute Time
How ZIP 90403 ranks among California ZIPs
Santa Monica, CA household income vs. every California ZIP code
Median household income among 1,583 reporting California ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$121,925 Top 26% higher than 74% of 1,583 California ZIPs
Each bar is a $20K-wide band; taller bars hold more California ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
14,977housing units
14,977
Total Housing Units
13,165
Occupied Units
1,812
Vacant Units
1.79
Avg Household Size
Occupancy Type
$1,548,900
Median Home Value
+100% vs state ZIP avg
$2,463
Median Rent
1967
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What businesses operate in this ZIP?
Census Bureau data shows 1,583 business establishments in ZIP 90403, employing approximately 10,765 people with a combined annual payroll of $855,966,000.
1,583
Businesses
10,765
Employees
$856.0M
Annual Payroll
17
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Professional, scientific, and technical services | 305 | 19.3% |
| Health care and social assistance | 291 | 18.4% |
| Arts, entertainment, and recreation | 181 | 11.4% |
| Real estate and rental and leasing | 139 | 8.8% |
| Other services (except public administration) | 130 | 8.2% |
| Retail trade | 127 | 8.0% |
| Information | 103 | 6.5% |
| Accommodation and food services | 83 | 5.2% |
| Finance and insurance | 75 | 4.7% |
| Educational services | 33 | 2.1% |
| Administrative and support and waste management and remediation services | 32 | 2.0% |
| Construction | 25 | 1.6% |
| Wholesale trade | 25 | 1.6% |
| Manufacturing | 19 | 1.2% |
| Transportation and warehousing | 9 | 0.6% |
| Management of companies and enterprises | 3 | 0.2% |
| Industries not classified | 3 | 0.2% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 90403 vs 90401 →
ZIP 90403 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 90025
Los Angeles (90025)
42,147 residents
- 90049
Los Angeles (90049)
35,482 residents
- 90291
Venice (90291)
28,341 residents
- 90405
Santa Monica (90405)
27,186 residents
- 90064
Los Angeles (90064)
25,403 residents
- 90403
Santa Monica (90403)
24,525 residents
- 90404
Santa Monica (90404)
21,360 residents
- 90402 12,250
Santa Monica (90402)
12,250 residents
- 90401 6,722
Santa Monica (90401)
6,722 residents
What this shows Among its immediate neighbors, ZIP 90403 ranks #6 by population - useful context the national average alone can't give.
ZIP 90403 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 90049
Los Angeles (90049)
$170,607 median income
- 90402
Santa Monica (90402)
$159,100 median income
- 90064
Los Angeles (90064)
$135,383 median income
- 90291
Venice (90291)
$122,738 median income
- 90403
Santa Monica (90403)
$121,925 median income
- 90405
Santa Monica (90405)
$121,241 median income
- 90401
Santa Monica (90401)
$110,385 median income
- 90025
Los Angeles (90025)
$103,894 median income
- 90404
Santa Monica (90404)
$95,139 median income
What this shows By household income, ZIP 90403 ranks #5 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
| ZIP Code | City | Population | Distance |
|---|---|---|---|
| 90401 | Santa Monica, CA | 6,722 | 1.1 mi |
| 90402 | Santa Monica, CA | 12,250 | 0.8 mi |
| 90404 | Santa Monica, CA | 21,360 | 1.0 mi |
| 90405 | Santa Monica, CA | 27,186 | 1.8 mi |
| 90073 | Los Angeles, CA | 539 | 2.5 mi |
| 90049 | Los Angeles, CA | 35,482 | 3.9 mi |
| 90025 | Los Angeles, CA | 42,147 | 2.7 mi |
| 90291 | Venice, CA | 28,341 | 3.0 mi |
| 90064 | Los Angeles, CA | 25,403 | 3.8 mi |
| 90095 | Los Angeles, CA | 3 | 3.9 mi |
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 90403, both outside CA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (24,525 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Los Angeles County
Related Areas
Frequently Asked Questions
What county is ZIP code 90403 in?
ZIP code 90403 (Santa Monica) is located in Los Angeles County, California. Los Angeles County contains multiple ZIP codes, see the full list at /counties/los-angeles-ca.
What is the population of ZIP code 90403?
ZIP code 90403 in Santa Monica, CA has a population of 24,525 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 90403?
The median household income in ZIP 90403 is $121,925, which is 60% above the national average of $76,288.
What is the average home value in ZIP 90403?
The median home value in ZIP 90403 is $1,548,900, which is 457% above the national average of $278,155.
What is the demographic makeup of ZIP 90403?
The largest racial group in ZIP 90403 is White at 67.9%. Hispanic or Latino residents make up 11.5% of the population.
How many businesses are in ZIP code 90403?
ZIP code 90403 has 1,583 business establishments employing approximately 10,765 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 90403?
The top industries by establishment count in ZIP 90403 are: Professional, scientific, and technical services (305), Health care and social assistance (291), Arts, entertainment, and recreation (181). There are 17 industry sectors represented in total.
What is the education level in ZIP code 90403?
In ZIP code 90403, 82.3% of residents aged 25+ have a high school diploma or higher, and 75.7% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 90403?
The mean commute time for workers in ZIP code 90403 is 26.7 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 90403?
In ZIP code 90403, approximately 26.2% of occupied housing units are owner-occupied and 73.8% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 90403?
The poverty rate in ZIP code 90403 is 11.3% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 90403's numbers, next.
- See how ZIP 90403 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Santa Monica, CA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.