Understanding Home Equity: How Much Do You Really Have?

What is Home Equity?

Home equity is the portion of your home that you truly own. It is the difference between what your home is worth (its current market value) and what you still owe on it (your remaining mortgage balance). Think of it as your ownership stake in the property.

If your home is worth $450,000 and you owe $150,000 on your mortgage, you have $300,000 in home equity. If you have paid off your mortgage entirely, your equity equals your home's full market value.

For most Americans, home equity is their single largest asset, often exceeding the value of their retirement accounts, savings, and other investments combined. According to recent Federal Reserve data, homeowners aged 65 and older hold an average of over $400,000 in home equity heading into 2026.

How to Calculate Your Home Equity

The basic formula is straightforward:

The tricky part is determining your home's current market value. Your purchase price from years ago is not your current value. Home prices have appreciated significantly in most markets since 2020. Here are three ways to estimate your home's value:

• Online valuation tools: Sites like Zillow, Redfin, and Realtor.com provide automated estimates (called “Zestimates” or AVMs). These are free and instant, but can be off by 5-15%.
• Comparative market analysis (CMA): A local real estate agent can provide a more accurate estimate based on recent comparable sales. This is typically free.
• Professional appraisal: A licensed appraiser will inspect your property and provide an official valuation. This costs $300-$600 but is the most accurate method and is required for any mortgage transaction.

Understanding LTV Ratios

Loan-to-Value (LTV) is a ratio lenders use to express how much of your home's value is mortgaged. It is calculated as:

Why does LTV matter? Most equity-access products have maximum LTV limits:

The lower your LTV (meaning the more equity you have), the more options are available to you and the more favorable terms you can expect.

What Affects Your Home Equity

Your equity is not static. It changes over time based on several factors:

Factors that increase your equity:

• Mortgage payments: Each monthly payment reduces your principal balance, directly increasing your equity. Early in the loan, most of your payment goes to interest, but the equity-building portion grows over time (amortization).
• Home appreciation: As your home's market value rises, your equity increases even if your mortgage balance stays the same. Most U.S. markets have seen 30-60% appreciation since 2019.
• Home improvements: Renovations like kitchen remodels, bathroom updates, or adding square footage can increase your home's appraised value. Not all improvements provide a dollar-for-dollar return, however.
• Extra principal payments: Paying more than your required monthly payment directly reduces the balance and builds equity faster.

Factors that decrease your equity:

• Market decline: If home values fall in your area, your equity shrinks even though your mortgage balance has not changed. This happened dramatically in 2008-2012.
• Taking on more debt: A HELOC, home equity loan, or cash-out refinance all reduce your equity by increasing the total debt secured by your home.
• Deferred maintenance: Neglecting repairs can cause your home's value to decline relative to comparable properties in your neighborhood.

Tappable Equity vs. Total Equity

An important distinction: your total equity is not the same as your tappable equity. Tappable equity is the portion you can actually access through a loan or line of credit.

Since most lenders require you to maintain a minimum equity cushion (typically 15-20%), you cannot borrow against your full equity. For example, with a $500,000 home and $100,000 mortgage balance, you have $400,000 in total equity but only about $300,000 in tappable equity through a traditional product (80% LTV maximum).

Reverse mortgages work differently. The amount you can access is based on your age, current interest rates, and the lesser of your home's appraised value or the FHA lending limit ($1,209,750 in 2026). Older borrowers can access a larger percentage of their home's value.

How to Check Your Home Equity Today

Follow these steps to get a current estimate of your equity:

1. Find your mortgage balance. Check your most recent mortgage statement or log into your lender's online portal. Look for “principal balance” or “payoff amount.”
2. Estimate your home's value. Use an online estimator for a quick approximation, or contact a local agent for a comparative market analysis.
3. Subtract. Home value minus mortgage balance equals your estimated equity.
4. Account for other liens. If you have a HELOC, second mortgage, or tax lien, subtract those balances as well.

If you own your home free and clear (no mortgage), your equity is simply your home's current market value. Approximately 40% of American homeowners aged 65+ own their homes outright.

What Can You Do With Your Home Equity?

Once you know how much equity you have, you can make informed decisions about how to use it. Common options include:

• Reverse mortgage: Access equity without monthly payments (age 62+). Ideal for supplementing retirement income or eliminating an existing mortgage payment.
• HELOC: Draw on a revolving credit line as needed. Requires monthly payments and good credit.
• Cash-out refinance: Replace your mortgage with a larger one and take cash. Best when rates are favorable.
• Home equity loan: Borrow a lump sum at a fixed rate with fixed payments.
• Sell: Convert all your equity to cash by selling the home.

Not sure which option fits your situation? Our free quiz walks you through a few simple questions and provides a personalized recommendation based on your age, home value, and goals.