CMHC premium and mortgage insurance calculator
Quickly estimate mortgage insurance premium, understand down-payment impact, and compare key tiers at 5%, 10%, 15%, and 20%.
Calculator inputs
Enter purchase price and down payment to estimate CMHC premium.
Purchase price
$
$
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Minimum down-payment rule (Canada)
- Up to $500,000: minimum 5%.
- From $500,000 to $1,000,000: 5% on first $500,000 + 10% on the portion above.
- Above $1,000,000: minimum 20% (insurance unavailable).
Results
Estimate powered by the same existing WiseRock mortgage backend.
Enter your inputs and run the calculator to see results.
How to use this CMHC premium calculator
CMHC premium mainly depends on your loan-to-value ratio. Lower down payment usually means a higher insurance premium.
This page reuses the same backend logic already used by our other mortgage calculators, so calculations stay aligned across the platform.
- See estimated premium and premium-related taxes.
- Understand direct down-payment impact on insurance cost.
- Compare the key tiers at 5%, 10%, 15%, and 20% instantly.
Fictional example (calculation logic)
Simplified example for a $600,000 purchase with an 8% down payment ($48,000).
- Minimum required down payment under the rule$35,000 (5.83%)
- Estimated CMHC premiumAutomatically calculated by backend
- Tier comparison5% (not eligible), 10%, 15%, 20%
- Quick readAt 20% down, premium is zero
Example provided for illustration only. Real outputs depend on input parameters and current lending rules.