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HELOC calculator

Estimate your maximum HELOC line and monthly interest-only payment.

Your inputs

Results

Max HELOC line
$175,000
Interest-only payment
$385
on $50,000
HELOCs are variable rate โ€” your payment can spike if rates rise. Never use a HELOC for consumer spending.

About this calculator

The heloc calculator gives you a fast, realistic estimate using the same math the pros use. It runs entirely in your browser โ€” nothing you enter is sent to a server.

Use the inputs above to match your exact situation. The result updates in real time.

How to use the result

HELOC is one piece of the picture. The biggest gains usually come from shopping multiple lenders. Plug in different scenarios to see how sensitive the answer is to each assumption.

What this doesn't include

Every calculator here uses simplifying assumptions. Taxes, fees, and real-world friction can move the answer 10-30%. Use this as a starting point, not a final answer โ€” and always verify with a qualified professional before making real decisions.

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Shop multiple lenders before committing โ€” even a 0.25% rate difference saves thousands.

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