HELOC Payment Calculator
Estimate a HELOC interest-only draw payment and the fully amortizing repayment payment. Use a higher-rate scenario because HELOC rates are often variable.
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Calculation workspace
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No submit button — results update as you type.
Interest-only draw payment
$708.33
At the entered balance and variable APR
- Base loan amount
- $100,000
- Upfront fee financed
- $0
- Monthly insurance/annual fee
- $0
Repayment-period payment
$867.82
Fully amortizing payment over the repayment term
- Draw-period months
- 120
- Payment jump after draw
- $159.49
This is an educational estimate, not an eligibility decision or Loan Estimate. Program rules, county limits, fees, caps, and lender overlays vary. Confirm the exact terms with an approved lender.
Read HELOC draw vs. repayment period before using the payment in a long-term budget.
Frequently asked questions
- Why are there two HELOC payments?
- The draw period and repayment period can use different payment structures. A fully amortizing repayment payment is often much higher.
- Does this calculate my available credit?
- No. Available credit depends on property value, first-mortgage balance, combined loan-to-value, income, credit, and lender rules.
- Can a HELOC rate change?
- Yes. Many HELOCs use a variable rate, so model a higher APR than today’s quote.
- Is a HELOC secured debt?
- Yes. Falling behind can put the home at risk. Review the lender’s agreement and repayment terms.
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The ToolGrym editorial team builds and maintains every calculator on this site. Each tool’s formulas are implemented as tested code and verified against authoritative sources such as the CFPB, Federal Reserve, IRS, and BLS.