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Buying a home in Ontario, California

The typical owner-occupied home in Ontario is worth about $607,600, 17% below the California median of $734,700 and 83% above the national median of $332,700. Owners pay a median $3,638 a year in property taxes, about 0.60% of their home's value, lower than the California rate of 0.70%. The median household earns $88,941 a year, so the median home costs 6.8 times the median income (7.4 times for California). 58% of occupied homes here are lived in by their owners, and 73% of those owners still have a mortgage.

Ontario at a glance

Ontario California U.S.
Median home value $607,600 $734,700 $332,700
Median property tax paid per year $3,638 $5,124 $3,119
Property tax as a share of value 0.60% 0.70% 0.94%
Median household income $88,941 $99,122 $80,734
Homes lived in by their owners 58% 56% 65%
Owner homes with a mortgage 73% 67% 61%
Median monthly costs, owners with a mortgage $2,549 $2,946 $1,963
Those costs as a share of the owners' income 26.3% 24.8% 21.0%
Median rent $2,030 $2,036 $1,413
Rent as a share of renters' income 36.5% 32.8% 30.6%
Median year homes were built 1980 1976 1980
Vacant homes 3.9% 7.5% 10.1%
Population 180,547 39,287,377 334,922,499

What a typical home costs per month in Ontario

At this week's average 30-year rate of 7.11%, buying the median Ontario home of $607,600 with 20% down costs about $3,827 a month, including property taxes and insurance. With an FHA loan and 3.5% down, it's about $4,839, because the loan is bigger and FHA adds mortgage insurance.

Lenders usually want housing costs under about 28% of gross income, which means an income of roughly $164,008 for the 20%-down payment. That payment is 52% of the median Ontario household income of $88,941; at that income and 20% down, the 28% guideline points to a home of about $330,000.

The median rent here is $2,030 a month, so owning the median home costs about $1,797 a month more than renting, before you count the equity you build and any tax benefits.

20% down, 30-year conventional loan
Down payment$121,520
Loan amount$486,080
Principal and interest$3,270
Property taxes (0.60% a year)$304
Homeowners insurance (our estimate, 0.5% a year)$253
PMI$0
Total per month$3,827

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3.5% down, 30-year FHA loan
Down payment$21,266
Loan amount$596,595
Principal and interest$4,013
Property taxes (0.60% a year)$304
Homeowners insurance (our estimate, 0.5% a year)$253
FHA mortgage insurance$269
Total per month$4,839

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Questions about home buying in Ontario

What is the median home value in Ontario?

About $607,600 for owner-occupied homes, according to the Census Bureau's 2020–2024 American Community Survey.

How much are property taxes in Ontario?

Homeowners pay a median $3,638 a year, which is about 0.60% of the median home value. Your bill depends on your home's assessed value and local rates.

What income do you need to buy a home in Ontario?

For the median home with 20% down at 7.11%, the payment is about $3,827 a month. Keeping that under 28% of gross income takes about $164,008 a year.

More about Ontario

Sources: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates; Freddie Mac Primary Mortgage Market Survey, week of November 12, 2026. Estimates for small places have wide margins of error. About our data