US demand
HELOC Calculator
Estimate interest-only draw payments, repayment-phase payments, available credit, and interest cost for a home equity line of credit.
Search lane
Home-equity planning intent
Interactive calculator
Estimate HELOC draw and repayment costs
See the difference between interest-only payments during the draw period and the amortized payment once repayment begins.
Draw-period interest
$49,500
Repayment interest
$62,697
Results
Available credit
$90,000
Draw-period payment
$413
Interest-only estimate while the balance remains unchanged.
Repayment payment
$511
Estimated total interest
$112,197
Combines draw-period interest and amortized repayment interest.
How to use it
- 01Enter the total credit line, the balance you expect to carry, and the interest rate.
- 02Set the draw period and the repayment period in years.
- 03Review available credit, draw-period payment, repayment payment, and estimated interest cost.
Result guide
- Available credit shows how much room remains on the line after the current balance is considered.
- Draw-period payment assumes interest only while the balance is unchanged.
- Real HELOCs are often variable rate, so actual payments can differ from this fixed-rate estimate.
Why this page matters
HELOC searches are high intent because the payment can change sharply when the account moves from draw period to repayment. Users need to see that transition before borrowing against home equity.
This version uses a fixed-rate planning assumption so the payment steps stay understandable. It is intentionally a scenario estimator rather than a lender-specific HELOC disclosure tool.
Frequently asked questions
Why is the repayment payment much higher than the draw-period payment?
Because the draw period commonly uses interest-only payments, while the repayment period must repay principal and interest within a shorter window.
Does this calculator handle variable-rate changes?
No. It uses one editable rate assumption to keep the scenario understandable.
Can I enter a balance lower than the full credit line?
Yes. That is the common use case, and the page shows the remaining available credit separately.
Related calculators
Keep the next question one click away.
Mortgage Calculator
Estimate principal and interest, taxes, insurance, PMI, and total monthly housing payment.
Refinance Calculator
Compare current mortgage payment versus a refinanced loan, closing costs, break-even point, and lifetime interest difference.
Net Worth Calculator
Add major assets and debts to estimate total assets, total liabilities, net worth, and debt-to-asset ratio.