Home Equity Calculator
Use this calculator to estimate your gross equity, net equity after selling costs, combined loan-to-value (CLTV), and potential borrowing room at a target LTV.
For educational use only. Lender policies, appraisals, fees, and credit requirements may change your actual eligibility.
What is home equity?
Home equity is the difference between your property’s current market value and the total of all loans secured by that property. Think of it as the ownership stake you’ve built over time through mortgage payments and appreciation.
Home Equity = Current Home Value − (Primary Mortgage + Second Mortgage + HELOC + Other Liens)
If your home is worth $500,000 and your total mortgage debt is $320,000, your gross equity is $180,000. If you plan to sell, your net equity is usually lower after agent commissions, transfer taxes, title fees, and moving costs.
Why calculating equity matters
- Refinancing decisions: Equity often determines whether you qualify for better interest rates.
- HELOC or home equity loan planning: Lenders typically limit borrowing based on your CLTV.
- Selling readiness: Net equity helps estimate what you might walk away with after closing.
- Risk management: Monitoring equity can help you avoid over-leveraging your home.
Gross equity vs. net equity
Gross equity
This is the simplest number: market value minus current loan balances.
Net equity
Net equity is what you may keep after transaction costs if you sell. A common rough estimate is 5% to 8% of the home value in selling costs, depending on your market and agreement terms.
| Metric | What it Tells You | Best Used For |
|---|---|---|
| Gross Equity | Ownership before selling expenses | Quick financial snapshot |
| Net Equity | Estimated proceeds after selling costs | Move/sell planning |
| CLTV | Total debt relative to current value | Borrowing and risk analysis |
Understanding CLTV and borrowing capacity
CLTV stands for Combined Loan-to-Value. It includes your first mortgage plus any secondary loans, divided by your home value. Lower CLTV generally means lower lender risk.
Many lenders cap total borrowing at 80% to 90% CLTV for home equity products. If your target max CLTV is 80%, then:
Potential Additional Borrowing = Max Total Debt Allowed − Current Total Loan Balance
If this result is negative, your current debt already exceeds your target LTV threshold.
Example walkthrough
Suppose your home is worth $600,000, your first mortgage is $350,000, and your HELOC balance is $25,000. Your total debt is $375,000.
- Gross Equity: $600,000 − $375,000 = $225,000
- CLTV: $375,000 / $600,000 = 62.5%
- At 80% target LTV: max debt is $480,000
- Potential extra borrowing: $480,000 − $375,000 = $105,000
Now assume 6% selling costs ($36,000). Estimated net equity would be $225,000 − $36,000 = $189,000.
How to improve your home equity
1) Pay down principal faster
Even small extra principal payments can increase equity and reduce total interest over time.
2) Increase property value strategically
Focus on improvements with strong resale impact in your market: kitchen updates, curb appeal, energy upgrades, or additional usable square footage.
3) Avoid unnecessary borrowing against your home
Accessing equity can be useful, but repeated borrowing can keep CLTV high and reduce your financial flexibility.
4) Track local market movement
Home values can shift quickly. Re-check your estimate periodically and compare with recent neighborhood sales.
Common mistakes to avoid
- Using purchase price instead of current market value.
- Forgetting to include second liens or HELOC balances.
- Ignoring selling or refinancing costs.
- Assuming equity equals available cash without lender qualification.
- Making decisions from one estimate only—get professional valuations when needed.
Final thoughts
A home equity calculator is a practical first step for refinancing, borrowing, or selling decisions. It gives you a clearer picture of your ownership position and debt leverage. Use it regularly, update assumptions as your mortgage balances and market values change, and pair your estimate with lender quotes or a professional appraisal before making major financial moves.
This page provides general educational information and is not financial, tax, or legal advice.