Demographics of South Gate city, California

South Gate city, California had 90,071 people on July 1, 2025, by the Census Bureau’s estimate: −2,580 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

South Gate city, in four figures

90,071
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 91,483 ±36.; −2.8%
Change since July 2020: −2,580 people.; 36.3 ±1.0
Median age: ACS 2020–⁠2024.; $74,571 ±$3,440
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.

South Gate city, California's population shrank 2.8% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of South Gate 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

South Gate city, California's population shrank 2.8% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of South Gate 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	92,651	100.0	100.0
2021	91,871	99.2	100.2
2022	91,320	98.6	100.7
2023	90,810	98.0	101.6
2024	90,653	97.8	102.5
2025	90,071	97.2	103.1

Population of South Gate city, California on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	92,651	—
2021	91,871	−780
2022	91,320	−551
2023	90,810	−510
2024	90,653	−157
2025	90,071	−582

Age, 2020–2024

The median age is 36.3 ±1.0: for men 35.6 ±1.1 and for women 37.4 ±1.3. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in South Gate city by age, ACS 2020–2024
Age	People	Share	California	United States
Under 5	4,585 ±573	5.0% ±0.6	5.5% ±<0.1	5.6% ±<0.1
5 to 17	16,117 ±947	17.6% ±1.0	16.5% ±<0.1	16.3% ±<0.1
18 to 24	9,117 ±700	10.0% ±0.8	9.1% ±<0.1	9.1% ±<0.1
25 to 44	26,299 ±1,269	28.7% ±1.4	28.7% ±<0.1	26.9% ±<0.1
45 to 64	24,021 ±1,247	26.3% ±1.4	24.6% ±<0.1	24.8% ±<0.1
65 and over	11,344 ±735	12.4% ±0.8	15.7% ±<0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $74,571 ±$3,440, and income per person $26,381 ±$1,272, in 2024 dollars. The median is $99,122 ±$310 in California and $80,734 ±$166 in the United States.

Households by income

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Households in South Gate city by income, ACS 2020–2024
Household income	Households	Share	California	United States
Under $25,000	3,731 ±475	14.8% ±1.8	12.5% ±0.1	14.6% ±<0.1
$25,000 to $49,999	4,791 ±529	19.0% ±2.0	13.3% ±0.1	16.7% ±<0.1
$50,000 to $74,999	4,171 ±443	16.6% ±1.7	13.0% ±0.1	15.5% ±<0.1
$75,000 to $99,999	3,628 ±440	14.4% ±1.7	11.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	5,027 ±515	19.9% ±2.0	17.8% ±0.1	17.5% ±<0.1
$150,000 to $199,999	2,086 ±289	8.3% ±1.1	11.3% ±0.1	9.6% ±<0.1
$200,000 or more	1,765 ±319	7.0% ±1.3	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).

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Poverty rate in South Gate city by age, ACS 2020–2024
Age	Below poverty	Rate	California	United States
All ages	11,607 ±1,376	12.7% ±1.5	12.0% ±0.1	12.5% ±0.1
Under 18	3,001 ±497	14.6% ±2.3	15.0% ±0.1	16.1% ±0.1
18 to 59	5,536 ±820	10.2% ±1.5	11.0% ±0.1	11.6% ±0.1
60 and over	3,070 ±486	18.6% ±2.7	11.5% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in South Gate city, ACS 2020–2024
Measure	South Gate city	California	United States
Housing units	25,733 ±686	14,644,735 ±1,665	143,775,355 ±10,234
Occupied	97.9% ±3.7	92.5% ±0.1	89.9% ±0.1
Vacant	2.1% ±0.6	7.5% ±0.1	10.1% ±0.1
Owner occupied	45.3% ±2.0	55.9% ±0.3	65.2% ±0.3
Renter occupied	54.7% ±1.9	44.1% ±0.2	34.8% ±0.1
Median home value	$636,300 ±$8,877	$734,700 ±$1,307	$332,700 ±$236
Median gross rent	$1,531 ±$47	$2,036 ±$5	$1,413 ±$2
Median year built	1952 ±2	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

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People in South Gate city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	California	United States
Hispanic or Latino	87,050 ±845	95.2% ±0.9	40.2% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	2,013 ±408	2.2% ±0.4	33.8% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	829 ±312	0.9% ±0.3	5.2% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	351 to 1,327	0.4% to 1.5%	15.3% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	8 to 140	< 0.1% to 0.2%	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 82	0% to 0.1%	0.3% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	118 to 468	0.1% to 0.5%	0.6% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	349 ±140	0.4% ±0.2	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).

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People in South Gate city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	California	United States
Born in the state	50,500 ±1,446	55.2% ±1.6	56.5% ±0.1	57.3% ±<0.1
Born in another state	1,950 ±335	2.1% ±0.4	15.0% ±0.1	26.9% ±<0.1
Born a citizen outside the states	716 ±227	0.8% ±0.2	1.5% ±<0.1	1.7% ±<0.1
Born abroad	38,317 ±1,382	41.9% ±1.5	27.0% ±0.1	14.1% ±<0.1
Naturalized citizens	18,796 ±1,275	20.5% ±1.4	14.7% ±0.1	7.4% ±<0.1
Not citizens	19,521 ±1,307	21.3% ±1.4	12.3% ±0.1	6.8% ±<0.1

South Gate city among the places of California

88th 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 South Gate city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
Compton city	92,698 ±51
Chino city	92,652 ±60
Mission Viejo city	92,151 ±77
Merced city	91,953 ±65
Indio city	91,950 ±83
South Gate city	91,483 ±36
Hemet city	91,326 ±62
Santa Monica city	91,169 ±42
Westminster city	89,860 ±102
Manteca city	89,043 ±58
San Leandro city	87,826 ±42

Elsewhere on the site

Reported crime in South Gate city, California

Rankings this appears in

No. 6 Places in California by Hispanic or Latino share
No. 14 Places by Hispanic or Latino share
No. 27 Places in California by foreign-born share
No. 93 Places by foreign-born share
No. 93 Places in California by poverty rate
No. 289 Places in California by median home value

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