90403 ZIP Code — Santa Monica, CA

Los Angeles County, California

ZIP code 90403 is located in Santa Monica, California, within Los Angeles County. It covers approximately 1.41 square miles and serves a population of 24,092 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 310/424.

About ZIP code 90403

The housing stock consists of a significant share of large multi-unit buildings. Most homes were built in the 1970s, giving the area an established character. Median home value is $1,597,800. Renters make up the majority at 73%, typical of denser urban areas.

The gap between median ($123,391) and mean household income suggests income inequality — a small number of higher earners pull the average up.

The dominant occupation class is management, business, and professional, with professional and management as the leading industry. The average commute of 27 minutes is near the national average. Remote work is prevalent — 32% of workers work from home.

Educational attainment is high — 73% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 90403 reflects a community defined by a highly educated population and a high rate of remote workers.

24,092

population

1.41

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

90403 ZIP code map

Cities in ZIP code 90403

Below are the cities the US Postal Service accepts for ZIP code 90403. Using any city not on this list may result in mail delivery delays.

City	Status
Santa Monica	Preferred

Nearby ZIP codes

90402 Santa Monica (0.7 mi) 90401 Santa Monica (1.1 mi) 90404 Santa Monica (1.1 mi) 90405 Santa Monica (1.8 mi) 90025 Los Angeles (2.9 mi) 90291 Venice (2.9 mi) 90084 Los Angeles (3.3 mi) 90064 Los Angeles (3.6 mi) 90049 Los Angeles (3.9 mi) 90095 Los Angeles (3.9 mi) 90066 Los Angeles (3.9 mi) 90024 Los Angeles (4 mi)

Demographics updated 05/2026

Population
Total population	24,092
Population density	17,087 / sq mi
State FIPS	06
County FIPS	037

Geography
Land area	1.41 sq mi
Water area	0.10 sq mi
Latitude	34.0305
Longitude	-118.4904
Timezone	Pacific (PT)
Area code	310/424

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	26.8%	36.2%	32.6%
$50k – $100k	17.0%	28.2%	27.7%
$100k – $200k	32.9%	24.5%	26.4%
Over $200k	23.3%	11.0%	13.3%

Demographics & statistics

24,092

Population

17,087

People per sq mi

44.5

Median age

$123,391

Median household income

$94,822

Per capita income

$1,597,800

Median home value

$2,362

Median monthly rent

27.4%

Home ownership

10.1%

Poverty rate

5.2%

Unemployment

5,293

Housing units

72.5%

Bachelor's or higher

Age distribution

Male Female

495

Under 5

510

504

5–9

521

346

10–14

357

348

15–19

359

303

20–24

313

2,074

25–34

2,141

1,999

35–44

2,062

1,766

45–54

1,822

866

55–59

893

849

60–64

876

1,134

65–74

1,170

750

75–84

775

423

85+

436

← Male

Female →

Age summary

Group	Count	%
Under 18	3,179	13.2%
18 and over	20,913	86.8%
65 and over	4,688	19.5%
Median age	44.5 years

Race & ethnicity

White 67.6%

Two or more races 9.9%

Hispanic or Latino 8.5%

Asian 7.5%

Other race 3.3%

Black or African American 2.3%

American Indian / Alaska Native 0.7%

Native Hawaiian / Pacific Islander 0.2%

Group	Count	%
White	17,812	67.6%
Two or more races	2,595	9.9%
Hispanic or Latino	2,252	8.5%
Asian	1,987	7.5%
Other race	869	3.3%
Black or African American	603	2.3%
American Indian / Alaska Native	181	0.7%
Native Hawaiian / Pacific Islander	45	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	26.8%	36.2%	32.6%
$50k – $100k	17.0%	28.2%	27.7%
$100k – $200k	32.9%	24.5%	26.4%
Over $200k	23.3%	11.0%	13.3%

Under $10k 7.7%

$10k–$15k 2.3%

$15k–$25k 5.4%

$25k–$35k 4.0%

$35k–$50k 4.7%

$50k–$75k 10.0%

$75k–$100k 8.1%

$100k–$150k 14.5%

$150k–$200k 14.4%

$200k+ 28.9%

Range	% of households
Under $10k	7.7%
$10k–$15k	2.3%
$15k–$25k	5.4%
$25k–$35k	4.0%
$35k–$50k	4.7%
$50k–$75k	10.0%
$75k–$100k	8.1%
$100k–$150k	14.5%
$150k–$200k	14.4%
$200k+	28.9%
Median income	$123,391

Housing

Home values

Under $50k 3.5%

$150k–$200k 0.2%

$200k–$300k 2.8%

$300k–$500k 0.6%

$500k–$1M 14.4%

$1M+ 78.5%

Housing overview

Metric	Value
Median home value	$1,597,800
Median rent / month	$2,362
Owner occupied	27.4%
Renter occupied	72.6%
Vacant	11.6%
Single-family detached	9.9%
Large apartment buildings	24.6%
Mobile homes	0.3%
Median rooms	3.9
Avg household size (owned)	2.07

Year built

Era	%
2020 or later	0.0%
2010–2019	0.6%
2000–2009	1.7%
1990–1999	5.6%
1980–1989	7.0%
1970–1979	24.8%
1960–1969	23.0%
1950–1959	17.8%
1940–1949	8.4%
1939 or earlier	11.1%

Bedrooms

Size	% of units
No bedroom (studio)	7.6%
1 bedroom	34.1%
2 bedrooms	40.0%
3 bedrooms	12.2%
4 bedrooms	4.1%
5+ bedrooms	2.1%

Vehicles per household

Vehicles	% of households
No vehicle	9.3%
1 vehicle	58.1%
2 vehicles	28.5%
3 or more	4.1%

Heating fuel

Fuel type	%
Utility gas	60.0%
Electricity	34.3%
Propane / LP gas	1.4%
Wood	0.3%
Solar	0.1%
No fuel used	3.3%

Households & families

Household type	Count	%
Married-couple family	4,484	34.3%
Cohabiting couple	776	5.9%
Male householder, no spouse	3,254	24.9%
Female householder, no spouse	4,550	34.8%
Households with children under 18	1,893	14.5%
Households with seniors (65+)	3,731	28.6%
Average household size	1.82

Marital status

Status	Male	Female
Never married	41.2%	32.4%
Married	47.6%	40.3%
Separated	2.8%	1.7%
Widowed	1.4%	7.4%
Divorced	7.0%	18.2%

Education

Less than 9th grade 1.7%

Some HS, no diploma 1.8%

HS graduate 7.3%

Some college, no degree 12.3%

Associate's degree 4.3%

Bachelor's degree 39.3%

Graduate / professional 33.2%

Metric	%
HS diploma or higher	96.5%
Bachelor's or higher	72.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	319	8.5%
Kindergarten	329	8.8%
Elementary school	1,158	30.9%
High school	522	13.9%
College / grad school	1,416	37.8%

Employment

Industry of employment

Professional & management 29.4%

Education & healthcare 20.6%

Information 10.8%

Arts, food & hospitality 10.6%

Finance & real estate 9.3%

Retail trade 5.5%

Manufacturing 4.8%

Other services 3.7%

Construction 1.7%

Public administration 1.4%

Transportation & utilities 1.3%

Wholesale trade 0.8%

Occupation

Category	%
Management, business & arts	74.3%
Service	9.9%
Sales & office	12.8%
Natural resources & construction	1.4%
Production & transportation	1.6%

Employment type

Type	%
Private sector	79.9%
Government	7.6%
Self-employed	12.3%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	51.9%
Carpool	3.7%
Public transit	2.0%
Walk	4.1%
Work from home	32.3%
Other means	6.0%
Avg commute (minutes)	26.7

Poverty

All people 10.1%

Under 18 years 4.8%

18 and over 10.9%

Married-couple families 4.3%

Female-led households 15.3%

Income support

Source	% of households
Social Security	22.7%
Retirement income	13.7%
Supplemental Security	5.2%
Cash public assistance	1.6%
Food stamps / SNAP	3.6%

Health indicators

Condition	%
Obesity	23.1%
High blood pressure	23.2%
High cholesterol	27.2%
Diabetes	6.1%
Heart disease	4.3%
Stroke	2.0%
Asthma	8.4%
Arthritis	16.8%
Kidney disease	2.2%
Pulmonary disease	3.8%
Cancer	6.5%

Behavior / access	%
Smoking	6.5%
Binge drinking	19.5%
No physical activity	11.1%
Less than 7 hrs sleep	28.0%
Depression	16.8%
Fair or poor health	7.7%
Poor mental health	12.7%
Poor physical health	6.6%
No health insurance	5.7%
Visited doctor (checkup)	64.4%
Visited dentist	75.4%
Cholesterol screening	94.0%
Teeth loss	5.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	489	2.3%

Disability	%
Any disability	9.6%
Under 18	3.0%
18–64 years	5.4%
65 and over	28.3%

Health insurance coverage

Type	%
Private insurance	80.0%
Public insurance	26.2%
No insurance	3.4%
Uninsured under 19	3.3%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	23,087	95.8%
Spanish	1,168	5.1%
Other Indo-European	309	1.3%
Asian & Pacific Islander	627	2.7%
Other languages	216	0.9%

Place of birth & citizenship

Origin	Count	%
Native born (US)	18,633	77.3%
Born in same state	18,138	75.3%
Born in different state	8,752	36.3%
Foreign born	495	2.1%
Naturalized citizen	5,459	22.7%
Not a US citizen	3,906	71.6%

Ancestry

Ancestry	Count	%
Italian	3,141	13%
French	2,320	9.6%
Arab	852	3.5%
Polish	353	1.5%
Dutch	258	1.1%

Ancestry	Count	%
English	233	1%
Norwegian	173	0.7%
Irish	168	0.7%
German	120	0.5%

Technology access

Metric	% of households
Computer access	54.2%
Internet access	95.2%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 90403

What city is ZIP code 90403 in?

ZIP code 90403 is primarily assigned to Santa Monica, California.

What county is ZIP code 90403 in?

ZIP code 90403 falls within Los Angeles County, California.

How educated is the population of ZIP code 90403?

73% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

Is ZIP code 90403 mostly rentals?

73% of occupied units in ZIP code 90403 are renter-occupied.

What is the median household income in ZIP code 90403?

The median household income in ZIP code 90403 is $123,391, above the national median of ~$75,000.

What is the typical home value in ZIP code 90403?

The median home value in ZIP code 90403 is $1,597,800.

What timezone is ZIP code 90403 in?

ZIP code 90403 observes the PST timezone.