CMHC Insurance Calculator

Estimate CMHC default insurance premium for high-ratio mortgages.

Inputs

Adjust the values below. Results update instantly.

0) Quick Actions
Reset, copy, and toggle advanced options.
Show Advanced Reveal optional fields (province & closing date) and extra notes.
1) Property & Down Payment
Purchase price and synced down payment $ / %.
$
$
%
2) Mortgage Details
Rate, amortization and payment frequency.
%
3) Insurance Options
Financed premium toggle and rate table.
Financed into mortgage When ON, premium is added to the mortgage amount.
First-time buyer Info only (does not change the rate in this estimate).
LTV ≤ 80%
Conventional (not required)
0.00%
80.01% – 85%
Insured (estimate)
2.80%
85.01% – 90%
Insured (estimate)
3.10%
90.01% – 95%
Insured (estimate)
4.00%
4) Eligibility & Notes
Auto-generated warnings based on your inputs.
No eligibility warnings based on the current estimate.
Estimate note: This calculator uses a simplified, deterministic premium rate table by LTV. Actual eligibility and premiums can vary by insurer rules, product type, amortization, property price thresholds, and underwriting.
Insurance Required: —
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LTV
—
Loan-to-value based on base mortgage ÷ price.
Premium Rate Used
—
Selected bracket from the rate table.
Premium Amount
—
—
Total Mortgage
—
—

Summary

Key amounts and payment comparison (with vs without financed premium).

Purchase Price
—
Down Payment ($ / %)
—
Base Mortgage Amount
—
Premium
—
Total Mortgage
—
Payment / Period (with premium)
—
Payment / Period (without premium)
—
Difference / Period
—

Breakdown

How the premium is computed (step-by-step).

baseMortgage = purchasePrice − downPayment = —
LTV = baseMortgage ÷ purchasePrice = —
premiumRate lookup by LTV bracket = —
premium = baseMortgage × premiumRate = —
totalMortgage = baseMortgage + premium (if financed) = —

Charts

Visual comparisons (use tabs).

Recommendations

Actionable tips based on your LTV and eligibility.

    Disclaimer: This is an estimate for educational purposes only and not financial advice. Confirm rates, eligibility, and underwriting rules with a licensed mortgage professional and insurer documentation.

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