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Mortgage & Home

HELOC Calculator

Calculate your HELOC payments during both the interest-only draw period and the fully amortized repayment period. See how your payments change when the draw period ends.

By Quick Loan Calculators Team, Financial Content TeamLast reviewed: April 2026
$150,000
$80,000
8.5%

Draw Period Payment

$566.67

Repayment Period Payment

$694.26

Draw Period Interest

$68,000.00

Repayment Period Interest

$86,622.06

Total Interest

$154,622.06

Total Cost

$234,622.06

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Payment Breakdown

Payment breakdown: $0.00 principal (0.0%), $154,622.06 interest (100.0%)

Principal

$0.00 (0.0%)

Interest

$154,622.06 (100.0%)

How This Calculator Works

During the draw period, payments are interest-only on the amount drawn. During the repayment period, the outstanding balance is amortized over the remaining term with fully amortizing payments.

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Frequently Asked Questions

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Disclaimer: This calculator provides estimates for informational purposes only. Results are based on the information you provide and standard financial formulas. Actual loan terms, rates, and payments may vary. This is not financial advice. Please consult with a qualified financial professional and verify all figures with your lender before making borrowing decisions.