90740 ZIP Code — Seal Beach, CA

Orange County, California

ZIP code 90740 is located in Seal Beach, California, within Orange County. It covers approximately 11.06 square miles and serves a population of 24,604 residents. This is a standard ZIP code in the Pacific (PT) timezone, served by area code 562.

About ZIP code 90740

The housing stock consists of a mix of housing types. Most homes were built in the 1960s, giving the area an established character. Median home value is $476,600. Owner-occupancy is high at 76%, well above the national average.

The gap between median ($75,007) and mean household income suggests income inequality — a small number of higher earners pull the average up. The poverty rate of 6% is below the national average. 56% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 31 minutes is near the national average. Remote work is prevalent — 20% of workers work from home.

Educational attainment is high — 51% of residents hold a bachelor's degree or higher, well above the national average of 33%.

Overall, ZIP code 90740 reflects a community defined by a highly educated population, high homeownership, a high rate of remote workers, and a significant Social Security-dependent population.

24,604

population

11.06

sq mi land

Standard

ZIP type

Pacific (PT)

timezone

90740 ZIP code map

Cities in ZIP code 90740

Below are the cities the US Postal Service accepts for ZIP code 90740. Using any city not on this list may result in mail delivery delays.

City	Status
Seal Beach	Preferred

Nearby ZIP codes

90840 Long Beach (2.7 mi) 92649 Huntington Beach (2.8 mi) 90720 Los Alamitos (2.9 mi) 90720 Los Alamitos (2.9 mi) 90803 Long Beach (3 mi) 90815 Long Beach (3.3 mi) 92845 Garden Grove (3.5 mi) 90814 Long Beach (3.8 mi) 90804 Long Beach (4.3 mi) 92647 Huntington Beach (4.6 mi) 90831 Long Beach (4.8 mi) 90833 Long Beach (4.9 mi)

Demographics updated 06/2026

Population
Total population	24,604
Population density	2,225 / sq mi
State FIPS	06
County FIPS	059

Geography
Land area	11.06 sq mi
Water area	1.03 sq mi
Latitude	33.7569
Longitude	-118.0786
Timezone	Pacific (PT)
Area code	562

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	35.8%	25.9%	32.6%
$50k – $100k	26.4%	26.6%	27.7%
$100k – $200k	23.0%	30.7%	26.4%
Over $200k	14.8%	16.7%	13.3%

Demographics & statistics

24,604

Population

2,225

People per sq mi

60.8

Median age

$75,007

Median household income

$65,967

Per capita income

$476,600

Median home value

$2,305

Median monthly rent

76.3%

Home ownership

6.3%

Poverty rate

4.3%

Unemployment

11,218

Housing units

51.1%

Bachelor's or higher

Age distribution

Male Female

304

Under 5

385

423

5–9

536

430

10–14

545

428

15–19

542

184

20–24

234

804

25–34

1,018

1,004

35–44

1,270

1,024

45–54

1,296

660

55–59

835

816

60–64

1,034

2,214

65–74

2,802

1,646

75–84

2,083

921

85+

1,166

← Male

Female →

Age summary

Group	Count	%
Under 18	3,293	13.4%
18 and over	21,311	86.6%
65 and over	10,832	44.0%
Median age	60.8 years

Race & ethnicity

White 69.7%

Asian 12.3%

Two or more races 7%

Hispanic or Latino 6.4%

Other race 2.4%

Black or African American 1.4%

American Indian / Alaska Native 0.7%

Native Hawaiian / Pacific Islander 0.1%

Group	Count	%
White	18,331	69.7%
Asian	3,221	12.3%
Two or more races	1,841	7%
Hispanic or Latino	1,682	6.4%
Other race	641	2.4%
Black or African American	359	1.4%
American Indian / Alaska Native	183	0.7%
Native Hawaiian / Pacific Islander	28	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	35.8%	25.9%	32.6%
$50k – $100k	26.4%	26.6%	27.7%
$100k – $200k	23.0%	30.7%	26.4%
Over $200k	14.8%	16.7%	13.3%

Under $10k 3.1%

$10k–$15k 2.8%

$15k–$25k 8.1%

$25k–$35k 10.3%

$35k–$50k 12.3%

$50k–$75k 13.3%

$75k–$100k 8.0%

$100k–$150k 13.2%

$150k–$200k 9.7%

$200k+ 19.1%

Range	% of households
Under $10k	3.1%
$10k–$15k	2.8%
$15k–$25k	8.1%
$25k–$35k	10.3%
$35k–$50k	12.3%
$50k–$75k	13.3%
$75k–$100k	8.0%
$100k–$150k	13.2%
$150k–$200k	9.7%
$200k+	19.1%
Median income	$75,007

Housing

Home values

Under $50k 1.7%

$50k–$100k 0.4%

$100k–$150k 2.4%

$150k–$200k 7.5%

$200k–$300k 18.3%

$300k–$500k 22.1%

$500k–$1M 13.6%

$1M+ 34.1%

Housing overview

Metric	Value
Median home value	$476,600
Median rent / month	$2,305
Owner occupied	76.3%
Renter occupied	23.7%
Vacant	9.0%
Single-family detached	35.5%
Large apartment buildings	8.6%
Mobile homes	0.5%
Median rooms	4.3
Avg household size (owned)	1.86

Year built

Era	%
2020 or later	0.0%
2010–2019	1.9%
2000–2009	4.6%
1990–1999	1.2%
1980–1989	5.3%
1970–1979	12.7%
1960–1969	57.4%
1950–1959	12.0%
1940–1949	2.6%
1939 or earlier	2.3%

Bedrooms

Size	% of units
No bedroom (studio)	3.4%
1 bedroom	18.0%
2 bedrooms	45.7%
3 bedrooms	17.6%
4 bedrooms	11.7%
5+ bedrooms	3.7%

Vehicles per household

Vehicles	% of households
No vehicle	10.6%
1 vehicle	46.1%
2 vehicles	30.3%
3 or more	13.1%

Heating fuel

Fuel type	%
Utility gas	38.2%
Electricity	58.2%
Propane / LP gas	1.0%
Wood	0.1%
Solar	0.4%
No fuel used	1.8%

Households & families

Household type	Count	%
Married-couple family	4,993	38.4%
Cohabiting couple	259	2.0%
Male householder, no spouse	2,394	18.4%
Female householder, no spouse	5,365	41.2%
Households with children under 18	1,872	14.4%
Households with seniors (65+)	8,090	62.2%
Average household size	1.87

Marital status

Status	Male	Female
Never married	24.4%	20.1%
Married	56.5%	44.1%
Separated	3.2%	0.9%
Widowed	6.5%	18.7%
Divorced	9.5%	16.1%

Education

Less than 9th grade 2.4%

Some HS, no diploma 3.3%

HS graduate 14.9%

Some college, no degree 18.8%

Associate's degree 9.5%

Bachelor's degree 29.0%

Graduate / professional 22.1%

Metric	%
HS diploma or higher	94.3%
Bachelor's or higher	51.1%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	276	7.1%
Kindergarten	153	4.0%
Elementary school	1,537	39.8%
High school	899	23.3%
College / grad school	999	25.9%

Employment

Industry of employment

Education & healthcare 27.3%

Professional & management 12.3%

Manufacturing 10.1%

Finance & real estate 9.2%

Retail trade 8.6%

Construction 6.0%

Other services 5.9%

Arts, food & hospitality 5.4%

Wholesale trade 4.5%

Public administration 4.2%

Transportation & utilities 4.1%

Information 2.2%

Agriculture & mining 0.1%

Occupation

Category	%
Management, business & arts	59.6%
Service	10.2%
Sales & office	21.8%
Natural resources & construction	5.2%
Production & transportation	3.2%

Employment type

Type	%
Private sector	72.6%
Government	18.9%
Self-employed	8.5%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	71.1%
Carpool	3.0%
Public transit	1.1%
Walk	2.9%
Work from home	20.4%
Other means	1.5%
Avg commute (minutes)	31.2

Poverty

All people 6.3%

Under 18 years 2.3%

18 and over 6.9%

Married-couple families 4.0%

Female-led households 16.3%

Income support

Source	% of households
Social Security	55.6%
Retirement income	42.2%
Supplemental Security	3.6%
Cash public assistance	1.4%
Food stamps / SNAP	3.8%

Health indicators

Condition	%
Obesity	20.5%
High blood pressure	35.9%
High cholesterol	39.6%
Diabetes	10.9%
Heart disease	8.5%
Stroke	3.8%
Asthma	8.6%
Arthritis	30.2%
Kidney disease	3.8%
Pulmonary disease	7.0%
Cancer	11.1%

Behavior / access	%
Smoking	7.2%
Binge drinking	12.3%
No physical activity	18.3%
Less than 7 hrs sleep	26.1%
Depression	14.4%
Fair or poor health	12.5%
Poor mental health	10.1%
Poor physical health	9.8%
No health insurance	6.5%
Visited doctor (checkup)	73.8%
Visited dentist	75.8%
Cholesterol screening	95.7%
Teeth loss	8.5%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,700	8.0%

Disability	%
Any disability	18.8%
Under 18	6.7%
18–64 years	7.0%
65 and over	33.8%

Health insurance coverage

Type	%
Private insurance	72.1%
Public insurance	49.6%
No insurance	2.5%
Uninsured under 19	3.9%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	23,915	97.2%
Spanish	2,128	8.9%
Other Indo-European	480	2.0%
Asian & Pacific Islander	232	1.0%
Other languages	1,298	5.4%

Place of birth & citizenship

Origin	Count	%
Native born (US)	20,331	82.6%
Born in same state	20,157	81.9%
Born in different state	12,534	50.9%
Foreign born	174	0.7%
Naturalized citizen	4,273	17.4%
Not a US citizen	3,712	86.9%

Ancestry

Ancestry	Count	%
French	4,036	16.4%
Italian	3,369	13.7%
Polish	738	3%
Arab	580	2.4%
English	388	1.6%

Ancestry	Count	%
Dutch	182	0.7%
German	165	0.7%
Irish	117	0.5%
Norwegian	54	0.2%

Technology access

Metric	% of households
Computer access	52.9%
Internet access	90.7%

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

Frequently asked questions about ZIP code 90740

What city is ZIP code 90740 in?

ZIP code 90740 is primarily assigned to Seal Beach, California.

What county is ZIP code 90740 in?

ZIP code 90740 falls within Orange County, California.

Does ZIP code 90740 have an older population?

44% of residents in ZIP code 90740 are 65 or older, above the national average of ~17%.

Does ZIP code 90740 have a large retiree population?

56% of households in ZIP code 90740 receive Social Security income, suggesting a significant retiree or disability population.

How educated is the population of ZIP code 90740?

51% of residents hold a bachelor's degree or higher — well above the national average of ~33%, reflecting a highly educated population.

What is the typical home value in ZIP code 90740?

The median home value in ZIP code 90740 is $476,600.

What timezone is ZIP code 90740 in?

ZIP code 90740 observes the PST timezone.