Demographics of Oroville city, California

Oroville city, California had 20,451 people on July 1, 2025, by the Census Bureau’s estimate: +420 since July 2020. Age, income, poverty, housing and origin below come from the survey, averaged over 2020–2024, each with its margin of error.

Oroville city, in four figures

20,451
Population: July 1, 2025, Vintage 2025 estimate. The survey’s 2020–⁠2024 figure is 19,752 ±40.; +2.1%
Change since July 2020: +420 people.; 35.8 ±1.8
Median age: ACS 2020–⁠2024.; $52,270 ±$5,578
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.

Oroville city, California's population grew 2.1% from July 2020 to July 2025, against +3.1% nationally

The July 1 estimate of Oroville 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

Oroville city, California's population grew 2.1% from July 2020 to July 2025, against +3.1% nationally. The July 1 estimate of Oroville 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	20,031	100.0	100.0
2021	19,842	99.1	100.2
2022	19,576	97.7	100.7
2023	19,560	97.6	101.6
2024	19,921	99.5	102.5
2025	20,451	102.1	103.1

Population of Oroville city, California on July 1 of each year, Vintage 2025
July 1	Population	Change
2020	20,031	—
2021	19,842	−189
2022	19,576	−266
2023	19,560	−16
2024	19,921	+361
2025	20,451	+530

Age, 2020–2024

The median age is 35.8 ±1.8: for men 35.1 ±1.9 and for women 36.8 ±2.4. Shares are of everyone the survey counts, in the Bureau’s sex-by-age table (B01001).

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People in Oroville city by age, ACS 2020–2024
Age	People	Share	California	United States
Under 5	1,255 ±302	6.4% ±1.5	5.5% ±<0.1	5.6% ±<0.1
5 to 17	3,427 ±483	17.4% ±2.4	16.5% ±<0.1	16.3% ±<0.1
18 to 24	1,512 ±350	7.7% ±1.8	9.1% ±<0.1	9.1% ±<0.1
25 to 44	6,100 ±629	30.9% ±3.2	28.7% ±<0.1	26.9% ±<0.1
45 to 64	4,540 ±519	23.0% ±2.6	24.6% ±<0.1	24.8% ±<0.1
65 and over	2,918 ±387	14.8% ±2.0	15.7% ±<0.1	17.2% ±<0.1

Income and poverty, 2020–2024

Median household income is $52,270 ±$5,578, and income per person $26,452 ±$2,137, 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 Oroville city by income, ACS 2020–2024
Household income	Households	Share	California	United States
Under $25,000	1,927 ±389	27.6% ±5.4	12.5% ±0.1	14.6% ±<0.1
$25,000 to $49,999	1,255 ±297	18.0% ±4.2	13.3% ±0.1	16.7% ±<0.1
$50,000 to $74,999	1,257 ±288	18.0% ±4.0	13.0% ±0.1	15.5% ±<0.1
$75,000 to $99,999	794 ±202	11.4% ±2.8	11.6% ±0.1	12.6% ±<0.1
$100,000 to $149,999	1,049 ±284	15.0% ±4.0	17.8% ±0.1	17.5% ±<0.1
$150,000 to $199,999	341 ±142	4.9% ±2.0	11.3% ±0.1	9.6% ±<0.1
$200,000 or more	353 ±115	5.1% ±1.6	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 Oroville city by age, ACS 2020–2024
Age	Below poverty	Rate	California	United States
All ages	4,012 ±736	21.4% ±3.9	12.0% ±0.1	12.5% ±0.1
Under 18	859 ±330	18.6% ±6.7	15.0% ±0.1	16.1% ±0.1
18 to 59	2,211 ±499	21.4% ±4.5	11.0% ±0.1	11.6% ±0.1
60 and over	942 ±270	24.8% ±6.3	11.5% ±0.1	11.0% ±<0.1

Housing, 2020–2024

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Housing in Oroville city, ACS 2020–2024
Measure	Oroville city	California	United States
Housing units	7,964 ±381	14,644,735 ±1,665	143,775,355 ±10,234
Occupied	87.6% ±1.1	92.5% ±0.1	89.9% ±0.1
Vacant	12.4% ±3.2	7.5% ±0.1	10.1% ±0.1
Owner occupied	53.0% ±4.5	55.9% ±0.3	65.2% ±0.3
Renter occupied	47.0% ±5.3	44.1% ±0.2	34.8% ±0.1
Median home value	$311,600 ±$14,757	$734,700 ±$1,307	$332,700 ±$236
Median gross rent	$1,093 ±$60	$2,036 ±$5	$1,413 ±$2
Median year built	1967 ±4	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 Oroville city by Hispanic origin and race, ACS 2020–2024
Origin	People	Share	California	United States
Hispanic or Latino	4,291 ±951	21.7% ±4.8	40.2% ±<0.1	19.3% ±<0.1
White alone, not Hispanic	10,794 ±956	54.6% ±4.8	33.8% ±<0.1	57.4% ±<0.1
Black alone, not Hispanic	258 to 1,132	1.3% to 5.7%	5.2% ±<0.1	11.9% ±<0.1
Asian alone, not Hispanic	2,014 ±374	10.2% ±1.9	15.3% ±<0.1	5.9% ±<0.1
American Indian and Alaska Native alone, not Hispanic	281 ±134	1.4% ±0.7	0.3% ±<0.1	0.5% ±<0.1
Native Hawaiian and Other Pacific Islander alone, not Hispanic	0 to 21	0% to 0.1%	0.3% ±<0.1	0.2% ±<0.1
Some other race alone, not Hispanic	0 to 475	0% to 2.4%	0.6% ±<0.1	0.6% ±<0.1
Two or more races, not Hispanic	1,491 ±422	7.5% ±2.1	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 Oroville city by place of birth and citizenship, ACS 2020–2024
Born	People	Share	California	United States
Born in the state	14,882 ±852	75.3% ±4.3	56.5% ±0.1	57.3% ±<0.1
Born in another state	2,673 ±348	13.5% ±1.8	15.0% ±0.1	26.9% ±<0.1
Born a citizen outside the states	50 to 266	0.3% to 1.3%	1.5% ±<0.1	1.7% ±<0.1
Born abroad	2,039 ±817	10.3% ±4.1	27.0% ±0.1	14.1% ±<0.1
Naturalized citizens	1,048 ±248	5.3% ±1.3	14.7% ±0.1	7.4% ±<0.1
Not citizens	350 to 1,632	1.8% to 8.3%	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%.

Oroville city among the places of California

349th 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 Oroville city in population, ACS 2020–2024
Place	ACS 2020–⁠2024
East Hemet CDP	20,257 ±1,811
Greenfield city	20,232 ±27
Lomita city	20,225 ±32
La Cañada Flintridge city	19,935 ±38
Casa de Oro-Mount Helix CDP	19,765 ±1,267
Oroville city	19,752 ±40
Prunedale CDP	19,723 ±2,077
Agoura Hills city	19,721 ±39
Dixon city	19,683 ±32
La Crescenta-Montrose CDP	19,660 ±1,408
Arvin city	19,539 ±39

Rankings this appears in

No. 12 Places in California by poverty rate
No. 281 Places in California by median age
No. 352 Places in California by homeownership rate
No. 360 Places in California by Hispanic or Latino share
No. 427 Places in California by foreign-born share
No. 475 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