Conventional Cash-Out Refinance: Complete Guide for Homeowners

What Is a Conventional Cash-Out Refinance?

A conventional cash-out refinance is a mortgage refinance option that allows homeowners to replace their existing home loan with a new, larger loan. The difference between the new loan amount and what you owe on your current mortgage is paid to you in cash. This powerful financial tool lets you tap into the home equity you've built over years of making mortgage payments or through property appreciation.

Unlike a rate-and-term refinance, which simply changes your interest rate or loan term, a cash-out refinance increases your principal balance to provide funds for major expenses, debt consolidation, home improvements, or other significant financial needs.

How Much Can You Borrow With a Cash-Out Refinance?

For conventional loans, the maximum loan-to-value (LTV) ratio for a cash-out refinance is typically 80% of your home's appraised value. Here's a real-world example:

• Home Value: $320,000
• Maximum Loan (80% LTV): $256,000
• Current Mortgage Balance: $215,000
• Closing Costs + Prepaids: $8,900
• Maximum Cash Available: $32,100

This calculation demonstrates how the 80% LTV limit directly impacts how much cash you can access. Your cash-out refinance eligibility depends on both your equity position and your ability to afford the new payment.

Understanding LTV and DTI Requirements

Loan-to-Value (LTV) Limits

LTV is the ratio of your loan amount to your home's value. For cash-out refinances, conventional guidelines cap LTV at 80% for a 1-unit primary residence. Here's what you need to know:

If your LTV exceeds 80%, you'll need to pay private mortgage insurance (PMI). PMI rates typically range from 0.55% to 1.25% of the loan amount annually, depending on your LTV. The calculator above automatically factors PMI into your new payment when applicable.

Debt-to-Income (DTI) Requirements

Your debt-to-income ratio (DTI) measures your total monthly debt obligations against your gross monthly income. For conventional cash-out refinances, lenders typically prefer a DTI of 43% or lower. Some may stretch to 50% with strong compensating factors like excellent credit scores, significant cash reserves, or substantial assets.

DTI is calculated as: Total Monthly Debt ÷ Gross Monthly Income

If your DTI is above 43%, you may need to:

• Pay down existing debts before refinancing
• Consider a smaller cash-out amount
• Explore rate-and-term refinance options instead

Strategic Benefits of a Cash-Out Refinance

Debt Consolidation

One of the most common uses for a cash-out refinance is consolidating high-interest debt. Credit cards, auto loans, and personal loans often carry interest rates of 15-25%, while mortgage rates are typically much lower. By rolling these debts into your mortgage, you can potentially save thousands in interest payments while simplifying your monthly finances. The calculator lets you specify which debts to pay off, showing you the combined monthly savings.

Home Improvements

Investing in your home can increase its value while improving your quality of life. Whether you're remodeling a kitchen, adding a bathroom, or making energy-efficient upgrades, using home equity for improvements can be a smart financial move, as some renovations offer strong returns on investment.

Major Expenses

Life events like college tuition, medical expenses, or starting a business may require significant capital. A cash-out refinance can provide the funds you need at a lower interest rate than personal loans or credit cards.

Cash-Out Refinance vs. HELOC: Which Is Right for You?

Both cash-out refinances and home equity lines of credit (HELOCs) allow you to access your home's equity, but they work differently:

Your choice depends on your financial needs, how long you plan to stay in your home, and your risk tolerance for variable interest rates.

When Does a Cash-Out Refinance Make Sense?

A cash-out refinance is most beneficial when:

• You have at least 20% equity in your home (LTV of 80% or less)
• You can get a lower rate than your current mortgage
• You need funds for high-return purposes like home improvements or debt consolidation
• You plan to stay in the home long enough to recoup closing costs

Before proceeding, carefully evaluate the closing costs against your long-term savings. Use the calculator above to see your projected monthly payment, LTV, DTI, and potential monthly savings.

Frequently Asked Questions About Cash-Out Refinancing

What credit score do I need for a cash-out refinance?

Conventional cash-out refinances typically require a minimum credit score of 620. However, better rates and terms are available for borrowers with scores of 740 or higher. Check our conventional loan credit score requirements page for more details.

Can I get cash out with an FHA loan?

Yes, FHA loans also offer cash-out refinance options with different LTV limits. However, FHA loans require mortgage insurance premiums (MIP) regardless of LTV, while conventional loans only require PMI when LTV exceeds 80%.

How long does a cash-out refinance take?

The process typically takes 30-45 days from application to closing, similar to a purchase mortgage. This includes appraisal, underwriting, and regulatory compliance steps.

Will my monthly payment increase?

Your new payment depends on your new loan amount, interest rate, and term. The calculator above shows whether your monthly payment would increase or decrease compared to your current obligations.

Ready to Calculate Your Cash-Out Refinance?

Use the conventional cash-out refinance calculator above to estimate your maximum cash available, new monthly payment with PMI, LTV ratio, and DTI ratio. This free tool provides the numbers you need to make an informed decision about tapping your home's equity.

For more information about conventional loans, explore our guide to conventional mortgage programs or compare with our rate-and-term refinance calculator.

W.A. MacDonald, Retired Loan Officer
Last Updated: September 2026