Home Equity Calculator

Calculate how much equity you have built in your home. This tool processes all data locally in your browser. No information is ever sent to any server. Completely free, no registration required.

How to Use the Home Equity Calculator

1. Enter your input values above
2. Results update automatically
3. Copy or download the output

What is a Home Equity Calculator?

A Home Equity Calculator determines how much of your home you truly own — the difference between your home's current market value and what you still owe on your mortgage. Home equity is one of the largest components of American household wealth (about 25% of net worth for the median homeowner). As of 2026, US homeowners hold approximately $32 trillion in total equity, with the average homeowner having ~$200,000 in equity. This calculator helps you understand your equity for refinancing decisions, HELOCs, home equity loans, selling considerations, and as a general measure of financial health.

How Does It Work?

Enter your home's estimated current market value and your remaining mortgage balance (plus any other liens — second mortgage, home equity loan, tax liens). The calculator computes: Home Equity = Home Value − Total Liens; Loan-to-Value Ratio (LTV) = Mortgage Balance / Home Value × 100; Combined LTV (CLTV) = Total Liens / Home Value × 100. Most lenders require LTV ≤ 80% for the best rates on refinances, and most HELOCs cap borrowing at 80-85% CLTV.

Formula

Home Equity = Current Market Value − Remaining Mortgage Balance − Other Liens\n\nLTV% = (Mortgage Balance ÷ Home Value) × 100%\nCLTV% = (Total Liens ÷ Home Value) × 100%\n\nBorrowable Equity = (Home Value × 0.80) − Mortgage Balance\n\nEquity Growth = Current Equity − Original Equity\nEquity Gain from Appreciation = Home Value − Original Purchase Price\nEquity Gain from Principal Payments = Original Mortgage − Current Mortgage

Who Uses This Tool?

• Homeowners considering a cash-out refinance or HELOC
• Property sellers estimating net proceeds after mortgage payoff
• Homeowners tracking wealth-building progress over time
• Refinancing analysis: LTV determines rate and PMI requirements
• Financial planning: understanding how home equity fits into retirement

Pro Tips

• LTV below 80% eliminates PMI on conventional loans. Contact your lender when you reach this threshold — automatic PMI removal applies at 78% LTV
• A HELOC (Home Equity Line of Credit) is a good emergency backup but should be established BEFORE you need it. Most have no cost to open
• Home equity is illiquid wealth — you can't spend it without selling, refinancing, or borrowing against it. Treat it as a 'bonus' not a substitute for liquid savings
• Use conservative home value estimates. Check recent comparable sales within 1 mile and 6 months. Zillow/Redfin estimates can be 5-10% off in either direction

Frequently Asked Questions about Home Equity Calculator

How much equity should I have in my home?

There's no magic number, but building at least 20% equity is ideal to eliminate PMI. The median American homeowner has about 65-70% equity. More equity provides more financial flexibility and security.

Should I use home equity to pay off credit cards?

It can reduce interest costs (HELOC at ~8-9% vs. credit cards at 20-25%+), but you're converting unsecured debt into secured debt against your home. If you can't make the payments, you risk foreclosure. Only do this with a disciplined plan to avoid re-accumulating credit card debt.

Free online Home Equity Calculator — no signup, 100% client-side processing. All data stays in your browser.