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CITY · 2000 CENSUS

Ontario

California · 158,007 residents · 49.984 sq mi
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The short version

Ontario has roughly average household income, with a median household income of $42,452. Population has grown 19% since 1990. 10% of adults hold a bachelor's degree or higher, below the national rate of 24%. Median home value is $136,300. At a median age of 27.6, residents skew younger than the country as a whole.

At a glance
Average income
near the US median
US median: $42,589
Younger
median age 27.6
US median: 35.2
Less educated
10% hold a bachelor's degree
US average: 24%
More affordable
home values down 27%, inflation adjusted
US median home: $120,530
Section 01

Population & growth

158,007
+19%since 1990
from 133,179 in 1990
1990 – 2025
3,161 / sq mi
+19%since 1990
from 2,664 / sq mi in 1990
US average: 242
27.6
+1%since 1990
from 27.3 in 1990
US average: 35.2
Population, 19902024
128K143K157K171K185K1990201020202024Ontario
2024181K
1990201020202024
Section 02

Income & economy

$42,452
−10%inflation adjusted, since 1990
from $35,788 in 1990
US average: $42,589
1990 – 2024
$14,244
+18%since 1990
from $12,120 in 1990
US average: $21,522
15.5%
+1.9 ptssince 1990
from 13.6% in 1990
US average: 12.4%
Section 03

Housing

$136,300
−27%inflation adjusted, since 1990
from $142,200 in 1990
US average: $120,530
1990 – 2024
$720
−13%inflation adjusted, since 1990
from $629 in 1990
US average: $602
57.6%
−1.0 ptssince 1990
from 58.6% in 1990
42.4% rent
3.2
−19%since 1990
from 4.0 in 1990
1990 – 2024
RELATED:See current rent listings in Ontario on RentDataNow
Section 04

Race & ethnicity

1990
White, non-Hispanic64.6%(86,095)
Black7.3%(9,786)
Hispanic / Latino41.5%(55,238)
Asian3.9%(5,209)
Diversity Score84.1%(112,002)
2000
White, non-Hispanic26.6%(42,048)
Black7.2%(11,317)
Hispanic / Latino59.9%(94,610)
Asian3.7%(5,914)
Diversity Score67.6%(106,751)
68
−20%since 1990
from 84 in 1990
1990 – 2024
Section 05

Education

10.5%
−0.5 ptssince 1990
from 11.0% in 1990
US average: 24.4%
High school or higher
62.5%
−6.0 ptssince 1990
from 68.5% in 1990
US average: 80.3%
2.7%
−0.1 ptssince 1990
from 2.8% in 1990
US average: 8.8%
Section 06

Commute & transportation

22.4 min
−16%since 1990
from 26.5 min in 1990
US average: 17.6
Section 07

Work & employment

No data for the years selected.

Section 08

People & community

No data for the years selected.

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Frequently asked

How many people live in Ontario, California?

Ontario, California has about 158,007 residents according to the 2000 Census.

What is the median household income in Ontario, California?

The typical household in Ontario, California earns about $42,452 a year. Half of households make more than that, and half make less.

Is Ontario, California expensive?

In Ontario, California, the median home is worth about $136,300, and the typical rent is about $720 a month.

How educated are people in Ontario, California?

About 10.5% of adults age 25 and over in Ontario, California hold a bachelor's degree or higher.

What is the poverty rate in Ontario, California?

About 15.5% of people in Ontario, California live below the federal poverty line.

Has Ontario, California grown since 1990?

Yes, Ontario, California has grown since 1990. The population has added about 24,828 residents, a change of about 19 percent over that period.

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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024

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