Loan-to-Value Ratio: What It Is and Why It Matters

Reviewed by the LoanPolicies Editorial Team · Updated 2026-09-05

Understand loan-to-value ratio (LTV) and how it affects your mortgage, down payment, APR, and lender requirements. Essential guide for homebuyers.

Loan-to-value ratio (LTV) is a financial term used by lenders to compare the amount of your mortgage loan to the appraised value of the property you are buying. It is expressed as a percentage and is a key factor in determining your loan eligibility, interest rate, and whether you need private mortgage insurance (PMI). Generally, a lower LTV is better for borrowers because it represents more equity and less risk to the lender. This guide explains how LTV works, why it matters, and what you can do to improve your ratio before applying for a home loan.

How LTV Is Calculated

To calculate your loan-to-value ratio, divide the mortgage amount you are requesting by the appraised value of the property (or the purchase price, whichever is lower). Multiply the result by 100 to get a percentage. For example, if you want to borrow $180,000 to buy a home appraised at $200,000, your LTV is 90% ($180,000 ÷ $200,000 = 0.90 × 100 = 90%). The larger your down payment, the lower your LTV. A 20% down payment, for instance, produces an 80% LTV.

Why LTV Matters for Your Mortgage

LTV directly influences the terms a lender offers. A high LTV (above 80%) generally signals higher risk to the lender, which can lead to a higher APR, stricter credit score requirements, and the need for PMI. Conversely, a low LTV (80% or below) often qualifies you for better rates and may allow you to avoid PMI. LTV also affects your ability to refinance; many lenders require an LTV of 80% or lower for a conventional refinance without mortgage insurance. Your loan term and closing costs may also vary depending on your LTV. Escrow requirements are typically standard, but a very high LTV could prompt a lender to require a larger escrow cushion.

Common LTV Thresholds and Their Impact

Down PaymentLTV RatioTypical PMI Requirement
5%95%Yes – PMI required
10%90%Yes – PMI required
20%80%No – PMI not required
25% or more75% or lowerNo – PMI not required

As the table shows, a 20% down payment is a key milestone for many borrowers because it eliminates the need for PMI and often results in a more favorable APR. However, even with a smaller down payment, you may still qualify for competitive rates if you have a strong credit score and stable income.

Factors That Influence Your LTV

  • Down payment amount: The more you put down, the lower your LTV.
  • Appraised property value: A higher appraisal can reduce LTV, while a low appraisal can increase it.Purchase price vs. appraisal: Lenders use the lower of the two, so a high purchase price relative to appraisal can hurt your LTV.
  • Existing mortgage balance: For refinances, your current loan balance compared to home value determines LTV.
  • Loan type: FHA loans allow LTVs up to 96.5%, while conventional loans typically cap at 97% with some programs.

How to Improve Your LTV Before Applying

If your LTV is higher than you'd like, there are several strategies to consider. Saving for a larger down payment is the most direct approach. You can also look for lower-priced homes in the same area or consider a home that appraises for more than the asking price. Paying down existing debt can free up cash for a larger down payment, though your credit score will still be a factor. Another option is to bring a co-borrower with additional funds or to explore down payment assistance programs, which may be available through local housing authorities. Remember that LTV is just one piece of the mortgage puzzle; lenders also evaluate your debt-to-income ratio, employment history, and overall financial picture.

Understanding loan-to-value ratio helps you make informed decisions about your down payment, loan term, and overall budget. While a lower LTV is generally advantageous, every borrower's situation is unique. Consult with a licensed mortgage professional to discuss your specific options and to get a personalized assessment of your LTV and how it affects your home financing.

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Frequently Asked Questions

What is a good loan-to-value ratio?

A loan-to-value ratio of 80% or lower is generally considered good because it allows you to avoid private mortgage insurance (PMI) and often qualifies you for better interest rates. LTVs below 80% indicate at least 20% equity in the home, which lenders view as lower risk.

How does LTV affect my mortgage rate?

LTV directly influences your mortgage rate. Higher LTVs (above 80%) are associated with higher risk for lenders, leading to a higher APR. Borrowers with lower LTVs typically receive more competitive interest rates because they have more equity and a lower likelihood of default. Credit score and loan term also play a role.

Can I get a mortgage with a high LTV?

Yes, many lenders offer mortgages with high LTVs, such as FHA loans (up to 96.5%) and conventional loans (up to 97% for qualified borrowers). However, a high LTV usually requires private mortgage insurance, a stronger credit score, and may come with a higher APR. Lenders will also scrutinize your debt-to-income ratio and employment history more closely.

Reviewed by the LoanPolicies Editorial Team

Last updated: 2026-09-05

Our editorial team researches and fact-checks all content to ensure accuracy. We update guides regularly to reflect current regulations and market conditions.

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