Personal loans in Ontario, CA

Population in Ontario climbed about 4.1% over the three years from 2020 to 2023. By population, Ontario sits at 25th in California, with an estimated 182,457 residents.

By the Personalloaner Editorial Team · Last updated 2026-09-16

How we get paid: if you apply through the link above, a lending partner may send us a referral fee. It never changes the rate you are offered or what we publish. We are not a lender and we do not process applications. The lowest rates are only available to the most qualified applicants. Full disclosure.

In Ontario, one of 482 Census places in California, the figure to compare across lenders is the APR, not the advertised rate. Use the calculator on this page to price an amount and term before you commit in Ontario. Lenders active in Ontario report to a California supervisor, identified in the sourced rows below. The nearest larger city is Fontana, CA about 10 miles away.

Local context for Ontario

Only a few things actually differ by place — population, area, location, and the California rules a lender must follow — and they are below.

Ontario against the rest of California

Against California's other places, Ontario accounts for about 0.6% of the state's population and ranks 25th of 482 by size. Its 2020-to-2023 change ranks 41st of 482 California places, putting it near the 91th percentile for growth. At about 3,650 people per square mile, Ontario is the 220th most densely settled place in California. By land area, its 50.0 square miles rank 28th of 482 places in California.

Land, water and location for Ontario

Inside Ontario's boundaries lie roughly 50.0 square miles of land and 0.03 square miles of water. The resulting density is about 3,650 people per square mile. The state's population centre of gravity, Los Angeles, is roughly 46 miles away. A 50-mile radius around Ontario takes in 11 places that are larger. The 100-mile radius contains 14 larger places.

What a Ontario borrower is actually offered

Most loans made to Ontario's 182,457 residents are unsecured, so nothing is pledged and the lender relies on your credit history. Because pricing is borrower-level, two people in Ontario can be quoted different APRs on the same amount and term. Shortening the term on a Ontario loan raises the monthly payment but cuts the interest; lengthening it does the reverse.

The California lending rules that reach Ontario

The rows below set out what a licensed lender must follow in California, and so for Ontario's roughly 182,457 residents.

RuleDetailSource
State lending regulatorCalifornia Department of Financial Protection and Innovation (DFPI)
Source says: "“Department” means the Department of Financial Protection and Innovation".
California Legislature — Financial Code § 23001
as of 2026-09-16
Small-loan / installment lender licensingFinance lender/broker license required from the Commissioner of Financial Protection and Innovation (California Financing Law)
Source says: "No person shall engage in the business of a finance lender or broker without obtaining a license from the commissioner".
California Legislature — Financial Code § 22100
as of 2026-09-16
36% rate cap on mid-size consumer loans (AB 539)Consumer loans of $2,500 to under $10,000: cap of 36% per annum simple interest plus the Federal Funds Rate
Source says: "charges at a rate not exceeding an annual simple interest rate of 36 percent per annum plus the Federal Funds Rate".
California Legislature — Financial Code § 22304.5
as of 2026-09-16

What is available to Ontario borrowers

At roughly 3,650 people per square mile, Ontario is fairly dense; 11 larger places lie within 50 miles. Distance to a branch rarely matters for Ontario's 182,457 residents: the application is online and the price follows your credit file. For a larger market, the closest option is Fontana, CA about 10 miles away.

How we get paid: if you apply through the link above, a lending partner may send us a referral fee. It never changes the rate you are offered or what we publish. We are not a lender and we do not process applications. The lowest rates are only available to the most qualified applicants. Full disclosure.

Common questions

What are my options in Ontario if my credit is poor?
Borrowing is still possible, but expect a higher APR and a smaller approved amount. Lenders that accept lower scores hold statewide licences, so what is open to you in Ontario is the same as anywhere in California.
What loan size can I expect in Ontario?
Most personal loans sit somewhere between $1,000 and $50,000, though the figure you are approved for turns on the lender, your income and your credit. Model the monthly payment first with our personal loan calculator.
Do I have to pledge anything to borrow in Ontario?
For an unsecured personal loan, no — there is nothing to pledge. A secured loan, such as home equity or one secured by a vehicle, does require collateral, and default puts that asset at risk.
Does comparing loans in Ontario cost me credit score points?
Not during pre-qualification, which normally uses a soft pull and leaves your score alone. Submitting a full application triggers a hard inquiry, which can trim a few points briefly.

Nearby places

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