Mortgage Calculator Canada
Calculate your Canadian mortgage payment, CMHC insurance, amortization schedule, and see how much you save with accelerated payments.
Last updated: March 21, 2026 • Reviewed by Calculator Canada Editorial Team
| Year | Annual Payment | Principal Paid | Interest Paid | Balance |
|---|
How to Calculate Your Mortgage Payment in Canada
Calculating a mortgage payment in Canada differs from other countries because Canadian mortgages use semi-annual compounding, not monthly compounding as in the United States. This means interest is calculated and compounded twice per year, then applied to your monthly payments. Our calculator uses this exact formula to give you the most accurate estimate possible.
To use this calculator, enter your home price, down payment amount, the interest rate offered by your lender, your preferred amortization period, and how often you want to make payments. The calculator instantly shows your payment amount, total interest over the life of the mortgage, CMHC insurance costs (if applicable), and how much you could save by switching to accelerated bi-weekly payments.
Understanding Canadian Mortgage Rules (2026)
The Canadian mortgage landscape has several unique rules set by the federal government, the Bank of Canada, and OSFI to ensure housing market stability and protect borrowers from excessive debt.
Minimum Down Payment Requirements
| Home Price | Minimum Down Payment | Example ($600K Home) |
|---|---|---|
| $500,000 or less | 5% of purchase price | $25,000 on first $500K |
| $500,001 – $1,499,999 | 5% on first $500K + 10% on remainder | $25,000 + $10,000 = $35,000 |
| $1,500,000 or more | 20% of purchase price | Not applicable |
The Mortgage Stress Test
Since January 2018, all Canadian mortgage applicants must pass the mortgage stress test. You must qualify at the higher of your contracted rate plus 2%, or the Bank of Canada qualifying rate (currently 5.25%). For example, if your lender offers 4.99%, you must prove you can afford payments at 6.99%. This applies to all federally regulated lenders regardless of down payment size.
CMHC Mortgage Default Insurance
If your down payment is less than 20%, you must purchase mortgage default insurance. The three insurers are CMHC, Sagen, and Canada Guaranty.
| Down Payment % | Loan-to-Value | Premium Rate | On $400K Mortgage |
|---|---|---|---|
| 5.00% – 9.99% | 90.01% – 95% | 4.00% | $16,000 |
| 10.00% – 14.99% | 85.01% – 90% | 3.10% | $12,400 |
| 15.00% – 19.99% | 80.01% – 85% | 2.80% | $11,200 |
| 20.00% or more | 80% or less | Not required | $0 |
How Payment Frequency Saves You Money
Switching to accelerated bi-weekly payments is one of the easiest ways to pay off your mortgage faster. Here is a comparison on a $400,000 mortgage at 4.99% over 25 years:
| Frequency | Payment | Payments/Year | Total Interest | Pay Off In |
|---|---|---|---|---|
| Monthly | $2,326 | 12 | $297,826 | 25.0 years |
| Bi-Weekly | $1,073 | 26 | $297,315 | 25.0 years |
| Accelerated Bi-Weekly | $1,163 | 26 | $254,112 | 21.6 years |
| Weekly | $536 | 52 | $297,010 | 25.0 years |
Accelerated bi-weekly saves approximately $43,714 in interest and pays off your mortgage 3.4 years earlier because you effectively make one extra monthly payment per year.
Current Mortgage Rates in Canada (March 2026)
| Mortgage Type | Rate Range | Best Rate |
|---|---|---|
| 5-Year Fixed (Insured) | 3.89% – 4.99% | 3.89% |
| 5-Year Fixed (Uninsured) | 4.29% – 5.49% | 4.29% |
| 5-Year Variable | 3.95% – 5.20% | 3.95% |
| 3-Year Fixed | 4.19% – 5.29% | 4.19% |
Canadian Mortgage Payment Formula
Canadian mortgages use semi-annual compounding:
Step 1: Effective Annual Rate = (1 + annual rate / 2)² − 1
Step 2: Monthly Rate = (1 + EAR)^(1/12) − 1
Step 3: Payment = Principal × [m(1+m)^n] / [(1+m)^n − 1]
Tips for Getting the Best Mortgage in Canada
- Get pre-approved before house hunting — locks your rate for 90-120 days.
- Compare at least 3-5 lenders — banks, credit unions, and mortgage brokers.
- Consider a shorter amortization — 20 years saves tens of thousands vs 25.
- Make lump-sum prepayments — most allow 10-20% annually without penalty.
- Choose accelerated bi-weekly — saves ~$43K on a typical mortgage.
- Improve your credit score — above 680 for best rates, 760+ for top offers.