Ontario Flag

Ontario

County Seat:
No
Area (mi²):
49.984
State:
California

Ontario is a city located in San Bernardino County, California. Ontario has a 2026 population of 190,066. Ontario is currently growing at a rate of 1.27% annually and its population has increased by 8.16% since the most recent census, which recorded a population of 175,723 in 2020.

The median household income in Ontario is $88,941 with a poverty rate of 12.43%. The median age in Ontario is 33.5 years: 33.6 years for males, and 33.3 years for females. For every 100 females there are 95.5 males.

190.1K
Total Population
3,803
Density (mi²)
2.4K 1.27%
Growth

Ontario Population

Ontario Population

Data after 2023 is projected based on recent change

Year ↓
Population
Growth
Annual Change
2026190,0662,3911.27%
2025187,6752,3901.29%
2024185,2852,5031.37%
2023182,7822,0461.13%
2022180,7362,4621.38%
2021178,2743,0101.72%
2020175,723-5,913-3.26%
2019181,6363,0011.68%
2018178,6353,2621.86%
2017175,3733,2331.88%
2016172,1402,5801.52%
2015169,5601,3090.78%
2014168,2519840.59%
2013167,2675860.35%
2012166,6817820.47%
2011165,8991,5190.92%
2010164,3804560.28%
2000158,00724,82818.64%
1990133,17944,35949.94%
198088,82024,70238.53%
197064,11817,50137.54%
196046,61723,745103.82%
195022,8728,67561.1%
194014,1976144.52%
193013,5836,30386.58%
19207,2803,00670.33%
19104,2743,552491.97%
1900722395.71%
189068300%

Median Age

Overall: 33.5 years
Female: 33.3 years
Male: 33.6 years

Ontario Adults

There are 136,430 adults, (18,870 of whom are seniors) in Ontario.

Sex Ratio

Female: 92,366 (51.2%)
Male: 88,181 (48.8%)

Demographics

The racial composition of Ontario includes 32.34% other race, 20.29% White, 9.81% Asian, 6.29% Black or African American, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

Race
Population ↓
Percentage (of total)
Other race58,38832.34%
Two or more races52,08328.85%
White36,63920.29%
Asian17,7169.81%
Black or African American11,3586.29%
Native American3,8462.13%
Native Hawaiian or Pacific Islander5170.29%
Race
Population ↓
Percentage (of total)
Other race57,62931.92%
Two or more races46,92525.99%
White14,3437.94%
Native American3,4841.93%
Black or African American9080.5%
Asian4070.23%
Native Hawaiian or Pacific Islander1040.06%
Race
Population ↓
Percentage (of total)
White22,29612.35%
Asian17,3099.59%
Black or African American10,4505.79%
Two or more races5,1582.86%
Other race7590.42%
Native Hawaiian or Pacific Islander4130.23%
Native American3620.2%

Ontario Marital Status

Economics and Income Statistics

Ontario 's average per capita income is $47,823. Household income levels show a median of $88,941. The poverty rate stands at 12.43%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median ↓
Mean
Married Families$108,576$127,694
Families$92,856$110,777
Households$88,941$106,768
Non Families$56,278$77,005

$47,823

Average Income

$88,941

Median Household Income

12.43%

Poverty Rate

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)