HELOC Calculator — How Much Home Equity Can You Borrow?
Calculate your maximum HELOC based on home value, mortgage balance, and CLTV limit (80-90%). Free online calculator with formula guide and step-by-step results.
HELOC Calculator
Results below
Enter Values
Monthly Interest-Only Payment (on your draw)
$364.58
Total Home Equity
$230,000.00
"Tapable" Equity (Available to Borrow)
$120,000.00
Current Loan-to-Value (LTV)
58.2%
Lender Maximum CLTV
80%
Scenario Comparison
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Home Equity Breakdown
Loan-to-Value Position
Excellent equity position — strong HELOC candidate
Current LTV is 58.2% — lender limit is 80% CLTV.
Draw Amount & Payment Summary
Your Draw
$50,000.00
Available Line
$120,000.00
Monthly Interest
$364.58
Annual Interest
$4,375.00
HELOC Rate
8.75%
Rate Context — Why Use Your Equity?
Your HELOC Rate
8.75%
Variable rate tied to Prime Rate
Why use your equity? Savings per $10,000 borrowed:
You save $127.08/month per $10,000 vs. credit card average.On your $50,000.00 draw: save $635.42/month vs. this alternative.
You save $27.08/month per $10,000 vs. personal loan average.On your $50,000.00 draw: save $135.42/month vs. this alternative.
Draw vs. Repayment Phase Payments
HELOC Phases — Draw vs. Repayment
Draw Period (Yrs 1–10)
$364.58/mo
Interest-only
Repayment Phase (Yrs 11–30)
$441.86/mo
20-yr fully amortizing
After the 10-year draw period, your HELOC balance of $50,000.00 converts to a 20-year repayment loan. Your payment jumps from $364.58/mo (interest only) to $441.86/mo (fully amortizing). Plan ahead for this payment increase.
Important Risk Disclosure
A HELOC is secured by your home. Failure to repay puts your home at risk of foreclosure. HELOCs use variable rates — if the Prime Rate rises, your payment rises too. Borrow only what you can service even if rates increase by 2–3%.
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