Seal Beach, California Demographics
Population trends, housing costs, income, commuting, and health, all on one page.
Seal Beach, CA Population Density Map and Area Scores
Area Score
Health, income and education, each graded from F to A+. Explore interactive maps for deeper analysis.
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A+
Health Top grade
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B
Income Around average
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A+
Education Top grade
Source: Map AI Methodology
Population
| Metric | Seal Beach | California Avg | U.S. Average |
|---|---|---|---|
| Population | 24,254 | 39,245,658 | 337,468,954 |
| Population density (per sq mi) | 2051.6 | 239.4 | 86.4 |
| Population growth (%/yr) | 0.26% | 0.19% | 0.59% |
| Median age | 61.0 | 35.5 | 37.3 |
| Households | 12,170 | 13,531,619 | 130,235,071 |
Population in Seal Beach declined by 3.7% from 2009 to 2024, reaching 24,254 in 2024.
Population Growth 2009–2024
Race & Ethnicity
Age & Sex
The largest generation in Seal Beach is Boomers, aged 61–79, at 32.0% of residents. That is 16.7 points above California as a whole.
- Gen Z 13–28 2,811 11.6% -10.1 pts
- Millennials 29–44 2,999 12.4% -11.3 pts
- Gen X 45–60 4,452 18.4% -1.5 pts
- Boomers 61–79 7,757 32.0% +16.7 pts
Residents by birth cohort, from the 2025 age distribution. The right-hand figure is how far each cohort's share sits above or below California, in percentage points. Children younger than Gen Z and the generations before the Boomers are counted in the population but not shown here, so these shares do not add up to 100%.
Male and female share
Women are 55.3% of the people living in Seal Beach and men 44.7%.
- Women 55.3% California 49.9%
- Men 44.7% California 50.1%
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Economy
Seal Beach has a the economy index of B, which means it is quite prosperous.
| Metric | Seal Beach | California Avg | U.S. Average |
|---|---|---|---|
| Median household income | $86,761 | $99,161 | $80,455 |
| Income growth (%/yr) | 4.83% | 5.57% | 4.80% |
| Unemployment rate | 4.8% | 6.6% | 5.2% |
The median household income in Seal Beach is about 13% lower than in California.
Housing
| Metric | Seal Beach | California Avg | U.S. Average |
|---|---|---|---|
| Median home price | $715,711 | $650,794 | $248,835 |
| Median rent | $2,698 | $2,036 | $1,407 |
| Homeownership rate | 80.1% | 55.9% | 65.2% |
The median home price in Seal Beach is about 22.1 years' worth of rent — buying at the median price costs roughly as much as paying the median rent of $2,698 per month for that long.
Commute Time & Mobility
Commuters in Seal Beach spend about 50 minutes on the road round trip each working day. Over a typical 250-day work year, that adds up to roughly 209 hours, about 8.7 full days, spent commuting.
| Metric | Seal Beach | California Avg | U.S. Average |
|---|---|---|---|
| One-way commute (min) | 25.0 | 23.5 | 22.4 |
| Round-trip commute (min) | 50.1 | 47.0 | 44.8 |
| Yearly time spent (hours) | 209 | 196 | 187 |
| Estimated yearly cost | $6,467 | $6,065 | $5,790 |
| Work from home | 26.5% | 17.2% | 15.0% |
| Highway traffic (vehicles/day) | 29,552 | 16,509 | 8,813 |
| Local road traffic (vehicles/day) | 4,656 | 2,449 | 1,355 |
The average commute time in Seal Beach is 25 minutes, longer than the 23 minutes in California.
Estimated yearly cost applies a single national wage rule of thumb (U.S. Bureau of Labor Statistics average hourly earnings), not a measurement of wages in this area. Traffic volume figures come from proprietary Ticon and TrafficZoom data.
Education & Households
Seal Beach has a education index of A+, which means it is exceptionally educated.
| Metric | Seal Beach | California Avg | U.S. Average |
|---|---|---|---|
| Bachelor's degree or higher | 50.6% | 33.0% | 31.6% |
| Average household size | 1.96 | 2.84 | 2.53 |
Health
Seal Beach has a health index of A+, which means it is exceptionally healthy.
| Metric | Seal Beach | California Avg | U.S. Average |
|---|---|---|---|
| Life expectancy (years) | 82.0 | 79.6 | 78.3 |
| Self-rated poor health | 11.7% | 16.4% | 16.3% |
| Smokers | 7.7% | 13.9% | 19.0% |
Seal Beach, CA Compared With Nearby Cities
How Seal Beach, CA compares with the 2 cities closest to it.
| Area | Population | Median household income | Median home price | Commute |
|---|---|---|---|---|
| Seal Beach, CA | 24,254 | $86,761 #2/3 | $715,711 #3/3 | 25.0 min #2/3 |
| Cypress, CA | 48,412 | $130,568 | $1,561,146 | 27.5 min |
| Westminster, CA | 90,664 | $84,092 | $776,594 | 23.9 min |
Frequently Asked Questions
Common questions about Seal Beach, California.
What is the population of Seal Beach, California?
About 24,254 people live in Seal Beach, California, in 12,170 households of 2.0 people on average. The median age is 61.0, so residents are older than the U.S. median of 37.3 by about 24 years.
How densely populated is Seal Beach, California?
Averaged over its land area, Seal Beach, California has 2,052 people per square mile, a density typical of urban and suburban areas. That is about 24 times the U.S. average of 86.
Is Seal Beach, California an affordable place to live?
The median home costs 8.2 times the median household income ($715,711 against $86,761), compared with 3.1 times nationally. A ratio of about 3 is traditionally considered affordable. Median rent of $2,698 a month takes about 37% of the median household's income, above the 30% level at which HUD considers renters cost-burdened.
How educated are people in Seal Beach, California?
50.6% of adults in Seal Beach, California hold a bachelor's degree or higher (about 5 in 10), well above the U.S. share of 31.6%.
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