Mortgage calculator
Ontario private mortgage cost calculator
Estimate net funds, interest-only payments, fees, total borrowing cost, and principal due at maturity.
Reviewed August 31, 2026Illustrative estimate
Estimated total borrowing cost$63,000Interest plus entered fees and costs for the term.
- Net funds after fees
- $482,000
- Monthly interest-only payment
- $3,750
- Total interest during term
- $45,000
- Total fees and costs
- $18,000
- Principal due at maturity
- $500,000
Assumes interest-only monthly payments and that all entered fees are deducted from the mortgage proceeds. Actual fee treatment, compounding, default charges, and payout amounts vary by commitment.
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.