Ontario, California Housing Market

What moves the numbers in Ontario?

Ontario asking prices per square foot were above the year before in 66% of months since the data starts. Within a year, the cheapest and priciest months differ by about 6.8%. That is bigger than the yearly trend, so timing your purchase matters here. Nothing in Ontario's numbers is far from its own normal. Your return comes from the property and the price you negotiate.

Is now a good time to buy in Ontario?

The median asking price is 5.9% below its Jun 2026 peak. You are not buying at the top. Prices are still falling. Waiting has paid off so far. Let listings age, then come back lower. Ontario prices rose in only 74 of the last 112 months. This market goes up and down. Timing matters here. Growth will not rescue a bad price.

There is no rush. Prices are still coming down. Watch the homes you like. Come back after they cut. Let the seller move first.

Who will rent from you in Ontario?

In Ontario, 42 out of every 100 households rent. That is nearly half. The renter share is shrinking. Five years ago it was 46 in 100. Ontario lost about 1,000 renter households in five years. Renter households here average 3.3 people. Families rent here. Buy bedrooms. Studios will sit.

Households grew 6% in five years. The housing stock grew 6%. The two are moving in step. Just 3.9% of homes sit empty. A well-priced rental fills fast here.

The median Ontario household earns $88,869 a year. Incomes here have grown 6.4% a year since 2019. Incomes are rising faster than home prices. Affordability is improving. A typical home costs 7.5 times the median income. Most locals cannot buy. That keeps rental demand deep. It also caps the rent they can pay. At 30% of income, a tenant on the median income can pay about $2,222 a month.

To see what one Ontario address would rent for and cash flow, run it through the app.

When do Ontario prices dip?

Across 9 full years, Ontario asking prices ran lowest in January, about 4.3% below the year's average. They peaked in November. The most homes for sale show up in September, about 19% above the yearly average. Shop in September for choice, and expect the softest asking prices in January.

How much can you negotiate in Ontario?

For every 100 homes still for sale, 43 are under contract. In 2017–2019 at this time of year it was 64. The rest are still waiting for a buyer. About 1 in 5 sellers has already dropped their price. Each one has learned their first price was too high. Start your offer below their new price.

Ontario listings spend a median 58 days on the market. That is 7% longer than a year ago. There are 303 homes for sale in Ontario. That is the most in ten years. It is 6 times the low of Mar 2021. Every one of them competes with the house you want.

What to do about it

• Search Ontario homes listed 60+ days ago that have already cut their price.
• Offer below the reduced price.
• Keep your inspection and financing contingencies.
• Ask the seller to pay closing costs.
• You can lose a few offers here and still win.

What numbers should you underwrite an Ontario deal with?

• Price growth to assume — +1.5%/yr. Ontario grew 4.9% a year over the decade. Ignore that rate. Most of it landed in the 2020 and 2021 boom. Without the boom, Ontario grows about 1.5% a year. That is the number to type in. Prices fell 3.1% over the last year. Use it for timing. The five-year rate is the better guide.
• Competition when you exit — +20%. Homes for sale in Ontario are up 20% on last year, so your resale faces more competition than today's comps did.

Read how rent-to-price works and how we read these numbers, then run the numbers on a deal.

What is the median home price in Ontario?

The median asking price in Ontario is about $665,000 as of Oct 2026, about the same as a year ago. The typical listing is 3% larger than a year ago, and asking price per square foot is down 3.1%. So the size of homes on the market explains much of the rise. This is the asking price on homes listed for sale. Sites that report sold prices or estimated home values will show a different number. Our Ontario figures cover the 3 ZIP codes with an Ontario mailing address, which can reach past city limits.

Is Ontario a buyer's or seller's market in 2026?

Buyers have more room in Ontario than usual. We compare Ontario with 2017–2019 at this time of year: listings spend 71% more days on the market; there are 43 pending sales per 100 listings, against 64 then; there are 36% more homes for sale.

Are Ontario home prices going up or down?

The median asking price is 5.9% below its Jun 2026 peak. You are not buying at the top. Prices are still falling. Waiting has paid off so far. Let listings age, then come back lower.

What price growth should I assume for Ontario?

Assume +1.5% a year. Ontario grew 4.9% a year over the decade. Ignore that rate. Most of it landed in the 2020 and 2021 boom. Without the boom, Ontario grows about 1.5% a year. That is the number to type in. Prices fell 3.1% over the last year. Use it for timing. The five-year rate is the better guide.

What is the fair market rent in Ontario?

HUD's fiscal year 2026 fair market rent for San Bernardino County is $2,201 a month for 2 bedrooms and $2,912 for 3 bedrooms. The figures include tenant-paid utilities and cover the whole county.