Refinancing: What It Is and How It Works

Many homeowners look for ways to make the most of their monthly budget, build long-term wealth and fund their personal goals. Refinancing your mortgage is a path that can potentially help you do all three.

Whether you’re looking to lower your interest rate, change your loan type or access your home’s equity, refinancing your mortgage can create new opportunities to save or better fit your current financial goals.

This guide explains what refinancing is, how it works, the costs involved and the loan options available. It also provides the insights you need to decide whether refinancing is the right move for your financial situation.

Key Takeaways

• Refinancing replaces your existing mortgage with a new loan featuring updated terms
• You can refinance to lower your interest rate, change your loan duration or access home equity
• Understanding closing costs and qualification requirements helps you choose the right option for your situation

What Is Mortgage Refinancing?

Refinancing means taking out a new home loan to replace your existing mortgage. You still own the same home, but your loan terms change. The new mortgage pays off the original debt entirely. Moving forward, you make a single monthly payment based on the interest rate and timeline of your new loan.

How Does Refinancing Work?

The refinancing process is similar to applying for your original mortgage. It involves several steps:

• Application: You begin by submitting an application to the lender.
• Documentation: You will need to provide financial documents, such as proof of income and assets.
• Lender review: The lender will review your application and documentation, including your credit score, income and debt-to-income (DTI) ratio to ensure you qualify. Documentation requirements and qualification criteria can vary by loan type.
• Approval and closing: Once approved, you will review the new loan terms and sign the final paperwork to close on the new loan.

After closing, the lender uses the funds from your new mortgage to pay off your old one. Your new payment schedule will begin shortly after.

Types of Mortgage Refinancing

Different situations call for different loan options. Lenders offer a range of solutions designed to help you meet your needs and make the most of your mortgage.

Traditional Refinance (Rate-and-Term)

A traditional rate-and-term refinance changes the interest rate, loan term or both. Homeowners often use this option to secure a lower interest rate and reduce their monthly payment.

You can also use a traditional refinance to change your loan type. For example, switching from an adjustable-rate mortgage (ARM) to a fixed-rate mortgage gives you consistent monthly payments. If you currently have a Federal Housing Administration (FHA) loan, refinancing to a conventional loan may allow you to eliminate monthly mortgage insurance if you have at least 20% equity and meet qualification requirements.

Cash-Out Refinance

A cash-out refinance replaces your current mortgage with a new, higher-balance loan. You receive the difference between the two loan amounts in cash.

Homeowners frequently use these funds for home improvements, education expenses or debt consolidation. Tapping into your home equity this way typically provides funds at a lower interest rate than most credit cards or personal loans.

Streamline Refinance

Unlike a traditional rate-and-term refinance, which requires full documentation and an appraisal, a streamline refinance is a simplified mortgage refinance designed to help borrowers improve their loan terms, such as lowering their interest rate or changing loan type, usually with less paperwork and fewer requirements. It reduces documentation and underwriting, often making the process faster and easier, but it still involves closing costs.

The primary streamline programs available include:

FHA Streamline Refinance

Designed for borrowers with an existing FHA loan, an FHA Streamline Refinance helps lower your rate and monthly payment or switch from an adjustable-rate mortgage to a fixed-rate home loan. It allows you to refinance often without a new home appraisal and with limited income documentation, depending on your current loan servicer.

VA IRRRL (Interest Rate Reduction Refinance Loan):

A VA IRRRL helps eligible veterans with an existing VA loan lower their interest rate and monthly payment. The process typically requires no home appraisal, income verification or out-of-pocket closing costs.^*

USDA Streamlined-Assist Refinance:

Created for current USDA loan holders, a USDA Streamlined-Assist Refinance helps lower your interest rate and your monthly payment through a simplified process. It eliminates the need for an appraisal and offers more flexible documentation requirements, with eligibility tied to a monthly payment reduction of at least $50.

If you qualify for these programs and your primary goal is to lower your payment or rate, these loans may be worth exploring.

Why and When to Refinance

Refinancing can help you reduce costs, change how your loan is structured or access funds from your home equity. The right timing depends on your financial situation and how your current loan compares to today’s options.

You may want to consider refinancing if:

• Interest rates have dropped: Monitoring market trends can help you secure a lower rate. Even a small reduction can lead to savings over time.
• Your credit score has improved: If your credit has strengthened since you first obtained your mortgage, you may qualify for more favorable rates and terms.
• Your loan no longer fits your situation: Refinancing can allow you to change your loan type or modify your term to better align with your current needs.
• You have built enough home equity: A cash-out refinance lets you turn a portion of that value into cash you can use for a variety of expenses or to consolidate debt.

Benefits and Considerations of Refinancing

Refinancing can offer financial benefits, but it’s important to weigh them against the potential tradeoffs. Understanding both sides can help you decide if a new loan makes sense for your situation.

Refinancing can offer several potential benefits, depending on the type of loan:

• Lower monthly payments: A lower interest rate or longer term can make payments more manageable.
• Faster loan payoff: A shorter term can help you build equity more quickly and reduce total interest paid.
• More predictable payments: Refinancing from an adjustable-rate mortgage (ARM) to a fixed-rate loan locks in your interest rate for the life of the loan, protecting you from future rate increases and providing greater budget stability.
• Access to home equity: A cash-out refinance unlocks your home equity, providing you with funds to consolidate high-interest debt, improve your home or cover big-ticket expenses like a wedding or college tuition.
• Potential to remove mortgage insurance: Because FHA loans typically carry mortgage insurance for the life of the loan, switching to a conventional loan once you've built at least 20% equity can eliminate that monthly premium — often a meaningful, ongoing savings.

At the same time, there are tradeoffs to consider:

• Upfront closing costs: Refinancing typically involves closing costs. You can pay them out of pocket or roll them into your loan, though doing so increases your balance and total interest paid.
• Higher total interest over time: Extending your loan term — such as moving from a 15-year to a 30-year mortgage — can lower monthly payments but increase total interest paid.
• Less home equity: A cash-out refinance lets you access equity but increases your loan balance, leaving you with less equity and more debt.
• Break-even timeline: It may take 2–3 years of savings to recover closing costs. Selling or moving before then could result in a net loss.
• Amortization schedule reset: Refinancing into a new 30-year loan restarts the amortization schedule, extending your payoff date and shifting early payments toward interest. However, Pennymac offers options to keep your remaining term so you can refinance without extending your timeline.

What Does It Cost to Refinance?

Closing costs for a refinance generally range between 3% and 6% of the loan amount. These expenses cover the services provided by your lender and other third parties.

Depending on the type of loan, typical refinancing fees include:

• Application and underwriting fees
• Home appraisal fees
• Title search and insurance fees
• Origination fees

You can ask your lender to roll these closing costs into the loan balance to avoid paying cash up front. Keep in mind that financing your closing costs increases your total loan amount and your monthly payment.

Requirements to Qualify for a Refinance

Lenders will review several financial factors before approving your refinance. The specific requirements can vary by loan type, but lenders generally look for:

• A strong credit score: A higher score can help you qualify for better interest rates.
• A healthy debt-to-income (DTI) ratio: This compares your monthly debt payments to your gross monthly income.
• A solid payment history: Lenders want to see that you have consistently made payments on your current mortgage.
• Sufficient home equity: Home equity is calculated as the difference between your home’s value and your remaining loan balance. It’s especially important for a cash-out refinance.

Most lenders require you to maintain a certain level of equity in your home after refinancing, which varies by loan type. For example, conventional loans typically allow you to borrow up to 70% to 80% of your home's value, meaning you must retain 20-30% equity. FHA cash-out refinances cap borrowing at 80% LTV, requiring at least 20% equity to remain. VA cash-out refinances offer the most flexibility for eligible veterans and service members. VA program rules permit borrowing up to 100% of your home's appraised value, though most lenders set a lower cap. At Pennymac, VA cash-out refinances are currently limited to 90% loan-to-value, including any financed VA funding fee, meaning you retain at least 10% equity. Limits vary by loan amount and are subject to VA, investor and lender requirements.

FAQs About Refinancing

Does refinancing hurt your credit?

Applying for a refinance requires a hard inquiry on your credit report. This inquiry causes a slight, temporary drop in your credit score. Continuing to make your regular payments on time helps your score recover within a few months.

How often can you refinance?

Homeowners can technically refinance multiple times. Some loan types enforce a waiting period of six months to a year before you can refinance again. Keep in mind that frequent refinancing generates repeated closing costs that can negate your potential savings.

How long does refinancing take?

Many refinance loans can take 30-45 days to close, but there are exceptions if your finances are complex or you’re refinancing at a particularly busy time of year. Submitting your documentation promptly and responding quickly to lender requests helps keep the process moving smoothly.

Do you need an appraisal?

Most traditional and cash-out refinances require a new appraisal to verify the property's current market value. Streamline refinance programs for FHA and VA loans generally waive the appraisal requirement.

Is Refinancing Right for You?

Taking time to review your financial situation can help you decide if refinancing makes sense for you. One helpful step is calculating your break-even point to see how long it will take for your monthly savings to cover the closing costs — especially if you plan to move or sell in the near future.

Ready to discover how a new home loan could benefit you? Connect with a Pennymac Loan Expert to explore your options today.

^*No out-of-pocket cost refinance options are available to qualifying borrowers. Does not apply to taxes, insurance, or pre-paid interest.

Refinancing your existing loan may result in your total finance charges being higher over the life of your loan.