HELOC Calculator

Calculate your available HELOC credit line and estimate monthly interest-only payments during the draw period.

$

Current estimated market value of your home.

$

Remaining balance on your primary mortgage.

%

Variable annual interest rate on the HELOC.

$

How much you plan to borrow from the HELOC.

AI Financial Assistant

Beta

Ask questions about your calculation results

I can help you understand your results and explore your options. Try asking:

3 free questions per session

AI provides general information, not financial advice. Always consult a qualified professional.

Compare Mortgage Rates

Rates shown are for illustration. Click to see actual rates from our partners.

Lender Rate (APR) Monthly Payment Fees
LendFirst Bank 6.25% $1,847 $2,100 View Offer
QuickRate Financial 6.50% $1,896 $1,800 View Offer
HomeSecure Lending 6.75% $1,946 $1,500 View Offer

How a HELOC Works

A Home Equity Line of Credit (HELOC) is a revolving line of credit secured by your home, functioning similarly to a credit card but with much lower interest rates. Your lender sets a credit limit based on your home equity, and you can borrow up to that limit as needed during the draw period. You only pay interest on the amount you actually borrow, not the full credit line, making HELOCs a flexible financing option for homeowners.

HELOC Draw Period vs Repayment Period

HELOCs have two distinct phases. The draw period, typically lasting 5-10 years, allows you to borrow funds and usually requires only interest-only payments. Once the draw period ends, the repayment period begins, lasting 10-20 years, during which you can no longer borrow and must make full principal-plus-interest payments. This transition can significantly increase your monthly payment, so it is important to plan ahead for the repayment phase.

Understanding Variable Rates on HELOCs

Most HELOCs carry variable interest rates tied to the prime rate, which means your rate and monthly payment can fluctuate as the Federal Reserve adjusts benchmark rates. When rates rise, your HELOC payments increase accordingly, and vice versa. Some lenders offer fixed-rate conversion options that let you lock in a rate on a portion of your balance, providing more payment predictability while retaining the flexibility of a revolving credit line.

Best Uses for a HELOC

HELOCs are well suited for expenses that occur over time, such as phased home renovations, ongoing education costs, or as an emergency financial safety net. Because you only pay interest on what you draw, a HELOC can be more cost-effective than a lump-sum home equity loan when you are unsure of the total amount needed. Home improvement projects that increase your property value can be particularly strategic uses, as they build equity while utilizing it.

Frequently Asked Questions