Mortgage calculator

Ontario mortgage affordability calculator

Estimate a maximum mortgage using income, housing costs, debts, and the federal minimum qualifying rate.

Reviewed August 31, 2026Published by Ontario Mortgage HelpCalculation standard
Estimated maximum mortgage$597,172Uses a 6.50% qualifying rate and the lower debt-service limit.
Indicative purchase price
$697,172
Maximum qualifying payment
$4,000/month
Limiting calculation
TDS total-debt limit
Qualifying rate
6.50%

The purchase-price figure adds the entered down payment to the mortgage estimate. Mortgage insurance, closing costs, lender policy, credit, income treatment, the property, and your own budget may reduce it. This is not a pre-approval.

How to use this estimate

Use current documents.Enter figures from the mortgage statement, renewal offer, payout quote, appraisal, or commitment where possible.

Compare like with like.Use the same balance, time period, and payment frequency when comparing alternatives.

Check the actual terms.Qualification, fees, compounding, privileges, and lender calculations may produce different results.

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