Understanding Loan to Value Ratio (LTV): What Every Home Buyer Needs to Know

What Is Loan to Value Ratio (LTV)?

Loan to value ratio (LTV) is the percentage of a property's appraised value that you're borrowing. It's calculated as: LTV = (Loan Amount ÷ Appraised Property Value) × 100.

If you buy a $400,000 home with a $320,000 mortgage, your LTV is 80% ($320,000 ÷ $400,000). The remaining 20% is your down payment — your equity in the property from day one.

LTV is one of the most important numbers in any mortgage transaction. Lenders use it to assess risk: the higher your LTV, the less equity you have, and the more exposed the lender is if property values fall or you default. Use the free LTV Calculator at BetterCalculators to calculate yours instantly.

Why LTV Matters: The Three Major Implications

1. Mortgage approval: Most conventional lenders have maximum LTV limits. For a primary residence, 97% LTV (3% down) is typically the ceiling for conventional loans. FHA loans allow up to 96.5% LTV. Jumbo loans usually require 80% or lower LTV.

2. Interest rate: Lenders price risk into your rate. Borrowers with lower LTV — more skin in the game — receive better rates. The difference between an 80% LTV loan and a 95% LTV loan can be 0.25–0.75% in interest rate, which compounds significantly over a 30-year term.

3. Private mortgage insurance (PMI): Any conventional loan with LTV above 80% requires PMI. PMI protects the lender (not you) in case of default, and it costs 0.5%–1.5% of the loan amount annually — typically added to your monthly payment.

LTV Ratio Table: PMI and Rate Implications

How PMI Works — And How to Get Rid of It

PMI is not permanent. The Homeowners Protection Act (HPA) gives you two ways to remove it on conventional loans:

Automatic cancellation: Once your LTV reaches 78% of the original purchase price (based on scheduled payments), your lender must automatically cancel PMI. This happens on its own — you don't need to request it.

Requested cancellation: Once your LTV reaches 80% of the original value — either through payments, appreciation, or improvements — you can request PMI cancellation. The lender may require an appraisal to confirm current value.

If your home has appreciated significantly, a new appraisal can accelerate PMI removal dramatically. A home purchased for $350,000 that now appraises at $420,000 has an LTV of 76% on a $320,000 balance — well below the 80% threshold for cancellation, regardless of how much you've paid down.

FHA loans work differently: FHA mortgage insurance (MIP) is required for the life of the loan if your down payment was less than 10%. The only way to remove it is to refinance into a conventional loan once you have enough equity.

Combined LTV (CLTV): When You Have Multiple Loans

If you have a second mortgage, HELOC, or piggyback loan alongside your primary mortgage, lenders calculate combined LTV (CLTV) — the total of all loan balances divided by the property value.

Example: $280,000 first mortgage + $40,000 HELOC on a $400,000 home = CLTV of 80% ($320,000 ÷ $400,000). Most lenders cap CLTV at 80–90% for home equity products.

How to Improve Your LTV

• Larger down payment: The most direct lever. Going from 10% to 20% down on a $400,000 home requires an additional $40,000 upfront but eliminates PMI and secures a better rate.
• Buy a less expensive home: If your savings are fixed, a lower purchase price immediately lowers LTV.
• Make extra principal payments: Paying additional principal reduces your loan balance faster, accelerating equity building and PMI removal.
• Wait for appreciation: In rising markets, your LTV naturally improves as the property value increases even without extra payments. Request a new appraisal once you believe your LTV has reached 80%.
• Home improvements: Renovations that increase appraised value improve LTV. A new kitchen or bathroom addition that adds $30,000 in value on a $400,000 home drops LTV by 7.5 percentage points on a $280,000 balance.

LTV and Refinancing

LTV is equally important when refinancing. To qualify for the best conventional refinance rates, most lenders want LTV at or below 80%. If your LTV is higher than 80%, you may still refinance, but you'll either pay PMI again or accept a higher rate.

A cash-out refinance — where you borrow more than your current balance to access equity — increases your LTV. Lenders typically cap cash-out refinances at 80% LTV (meaning you can only cash out equity above that threshold). Some VA loans allow cash-out refinances up to 100% LTV.

If you're considering a refinance, calculate your current LTV with the LTV Calculator before approaching lenders. Knowing your number lets you compare offers from a position of information rather than uncertainty.

LTV for Investment Properties and Second Homes

LTV requirements are stricter for non-primary residences. Investment properties typically require LTV of 75–80% or lower (meaning 20–25% down). Second homes usually require at least 10% down, with better rates at 20%.

Higher down payment requirements for investment properties reflect greater lender risk — investors are statistically more likely to walk away from a distressed property than from a primary residence.

Calculate Your LTV Before You Shop

Understanding your LTV before you start shopping for a mortgage puts you in a stronger negotiating position. You'll know whether you need PMI, approximately what rate tier to expect, and whether increasing your down payment by $10,000–$20,000 would meaningfully improve your terms.

Use the free Loan to Value Calculator at BetterCalculators to calculate your LTV, see how it changes with different down payment amounts, and understand exactly where you stand before your first lender conversation.