Demographics of Seal Beach city, California

Seal Beach city, California had 24,075 people on July 1, 2025, by the Census Bureau’s estimate: −1,041 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Seal Beach city, in four figures

24,075
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 24,722 ±41.; −4.1%
Change since July 2020: −1,041 people.; 61.5 ±1.6
Median age: ACS 2020–⁠2024.; $85,964 ±$8,468
Median household income: ACS 2020–⁠2024, in 2024 dollars.

Population, year by year

July 1 estimates from the Census Bureau’s Vintage 2025. The Bureau publishes no births, deaths or migration for a place, so the change is the difference between one July estimate and the next.

Seal Beach city, California's population shrank 4.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Seal Beach city, California's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).

Source: The Census Bureau

About this chart

The figures

Seal Beach city, California's population shrank 4.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Seal Beach city, California's resident population and the nation's, each year of the Census Bureau's Vintage 2025, as a share of its July 2020 level (= 100).
July 1	Population	Index	United States
2020	25,116	100.0	100.0
2021	24,826	98.8	100.2
2022	24,610	98.0	100.7
2023	24,376	97.1	101.6
2024	24,294	96.7	102.5
2025	24,075	95.9	103.1

Population of Seal Beach city, California on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	25,116	—
2021	24,826	−290
2022	24,610	−216
2023	24,376	−234
2024	24,294	−82
2025	24,075	−219

Age, 2020–2024

The median age is 61.5 ±1.6: for men 56.8 ±1.4 and for women 64.1 ±1.9. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

2 more columns on a wider screen

People in Seal Beach city by age, ACS 2020–2024
Age	People	Share	California	United States
Under 5	690 ±237	2.8% ±1.0	5.5% ±<0.1	5.6% ±<0.1
5 to 17	2,506 ±382	10.1% ±1.5	16.5% ±<0.1	16.3% ±<0.1
18 to 24	964 ±254	3.9% ±1.0	9.1% ±<0.1	9.1% ±<0.1
25 to 44	3,987 ±472	16.1% ±1.9	28.7% ±<0.1	26.9% ±<0.1
45 to 64	5,770 ±507	23.3% ±2.0	24.6% ±<0.1	24.8% ±<0.1
65 and over	10,805 ±810	43.7% ±3.3	15.7% ±<0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $85,964 ±$8,468, and income per person $68,110 ±$3,818, in 2024 dollars. The median is $99,122 ±$310 in California and $80,734 ±$166 in the United States.

Households by income

2 more columns on a wider screen

Households in Seal Beach city by income, ACS 2020–2024
Household income	Households	Share	California	United States
Under $25,000	1,522 ±292	11.9% ±2.2	12.5% ±0.1	14.6% ±<0.1
$25,000 to $49,999	2,705 ±458	21.1% ±3.5	13.3% ±0.1	16.7% ±<0.1
$50,000 to $74,999	1,643 ±314	12.8% ±2.4	13.0% ±0.1	15.5% ±<0.1
$75,000 to $99,999	1,211 ±253	9.4% ±1.9	11.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	1,831 ±299	14.3% ±2.3	17.8% ±0.1	17.5% ±<0.1
$150,000 to $199,999	1,357 ±216	10.6% ±1.6	11.3% ±0.1	9.6% ±<0.1
$200,000 or more	2,568 ±275	20.0% ±2.0	20.5% ±0.1	13.4% ±0.1

Poverty by age

The poverty rate is the share of people whose family income is below the federal threshold for their family’s size, of everyone for whom the Bureau determines it (B17020).

2 more columns on a wider screen

Poverty rate in Seal Beach city by age, ACS 2020–2024
Age	Below poverty	Rate	California	United States
All ages	1,635 ±344	6.7% ±1.4	12.0% ±0.1	12.5% ±0.1
Under 18	11 to 85	0.4% to 2.6%	15.0% ±0.1	16.1% ±0.1
18 to 59	447 ±156	5.3% ±1.8	11.0% ±0.1	11.6% ±0.1
60 and over	1,140 ±268	8.9% ±2.0	11.5% ±0.1	11.0% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Housing, 2020–2024

1 more column on a wider screen

Housing in Seal Beach city, ACS 2020–2024
Measure	Seal Beach city	California	United States
Housing units	14,632 ±471	14,644,735 ±1,665	143,775,355 ±10,234
Occupied	87.7% ±0.7	92.5% ±0.1	89.9% ±0.1
Vacant	12.3% ±2.3	7.5% ±0.1	10.1% ±0.1
Owner occupied	76.6% ±2.1	55.9% ±0.3	65.2% ±0.3
Renter occupied	23.4% ±2.2	44.1% ±0.2	34.8% ±0.1
Median home value	$486,800 ±$35,226	$734,700 ±$1,307	$332,700 ±$236
Median gross rent	$2,649 ±$138	$2,036 ±$5	$1,413 ±$2
Median year built	1966 ±1	1976 ±1	1980 ±1

Occupied and vacant are shares of all housing units; owner and renter occupied are shares of occupied units. Value and rent are medians in 2024 dollars.

Origin and place of birth, 2020–2024

Hispanic or Latino origin is not a race in the Census Bureau’s tables. Here the people of Hispanic origin, of any race, are one row, and everyone else is counted by race alone (B03002), so the rows add to the whole.

Hispanic origin and race

2 more columns on a wider screen

People in Seal Beach city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	California	United States
Hispanic or Latino	3,455 ±465	14.0% ±1.9	40.2% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	16,333 ±654	66.1% ±2.6	33.8% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	141 to 463	0.6% to 1.9%	5.2% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	3,459 ±384	14.0% ±1.6	15.3% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	0 to 50	0% to 0.2%	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 29	0% to 0.1%	0.3% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 372	0% to 1.5%	0.6% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	961 ±220	3.9% ±0.9	4.4% ±<0.1	4.3% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Place of birth and citizenship

“Born a citizen outside the states” counts people born in Puerto Rico, the island areas, or abroad to American parents. Naturalized citizens and those who are not citizens together make up the people born abroad (B05002).

2 more columns on a wider screen

People in Seal Beach city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	California	United States
Born in the state	13,254 ±705	53.6% ±2.9	56.5% ±0.1	57.3% ±<0.1
Born in another state	6,900 ±650	27.9% ±2.6	15.0% ±0.1	26.9% ±<0.1
Born a citizen outside the states	87 to 361	0.4% to 1.5%	1.5% ±<0.1	1.7% ±<0.1
Born abroad	4,344 ±398	17.6% ±1.6	27.0% ±0.1	14.1% ±<0.1
Naturalized citizens	3,902 ±381	15.8% ±1.5	14.7% ±0.1	7.4% ±<0.1
Not citizens	442 ±148	1.8% ±0.6	12.3% ±0.1	6.8% ±<0.1

A range (the estimate less and plus its margin) where the Bureau's estimate is too uncertain to state as one number: a coefficient of variation over 30%.

Seal Beach city among the places of California

307th of 661 places of 5,000 or more by the survey’s 2020–2024 count. Every one is listed on the California page.

Places of California near Seal Beach city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Lafayette city	25,285 ±35
Riverbank city	25,166 ±91
Loma Linda city	25,122 ±37
Barstow city	25,100 ±70
Norco city	25,054 ±118
Seal Beach city	24,722 ±41
Patterson city	24,693 ±51
Selma city	24,659 ±47
Maywood city	24,317 ±31
Bay Point CDP	24,231 ±2,095
Linda CDP	23,871 ±1,477

Rankings this appears in

No. 4 Places in California by median age
No. 34 Places in California by median rent
No. 52 Places by median age
No. 68 Places in California by homeownership rate
No. 69 Places by median rent
No. 90 Places in California by per capita income

Sources

Census Bureau population estimates — incorporated places and New England towns — U.S. Census Bureau · U.S. Government work · retrieved September 25, 2026
American Community Survey 5-year estimates — table-based Summary File · U.S. Government work

Compiled automatically from Census Bureau population estimates — incorporated places and New England towns and American Community Survey 5-year estimates — table-based Summary File by a checked SQL query · Editor: Kian O'Connor · How this site is built

Data retrieved September 25, 2026