Key Takeaways
- Yes, you can refinance an ARM to a fixed-rate mortgage at any time, though the best timing depends on your current rate, how soon your rate adjusts, and how long you plan to stay in your home.
- A fixed-rate loan locks in a predictable monthly mortgage payment for the life of the loan, protecting you from future interest rate increases.
- Refinancing involves closing costs that typically range from 2% to 6% of the loan amount, so you need to calculate your break-even point before deciding.
- According to CFPB complaint data from 2024, the most common mortgage-related complaint is trouble during the payment process, so choosing a reliable lender and staying organized during the refinance process matters.
- Refinancing does not always make sense. If you plan to move soon or your ARM still has years left in its fixed-rate period, the costs may outweigh the benefits.
A Guide to Refinancing Your ARM to a Fixed-Rate Mortgage
If you have an adjustable-rate mortgage and you are worried about what happens when your rate adjusts, refinancing to a fixed-rate mortgage can provide stability and peace of mind. An ARM to fixed rate refinance replaces your current loan with a new fixed-rate loan, giving you one consistent interest rate and monthly mortgage payment for the entire loan term.
Whether this move is worth it depends on several factors, including current mortgage rates, your remaining loan balance, how long you plan to stay in your home, and the costs of refinancing. This guide walks you through the entire process, explains the benefits and risks, and helps you decide if now is the right time to refinance your ARM.
Can You Refinance an ARM to a Fixed-Rate Mortgage?
Absolutely. You can refinance an ARM loan to a fixed-rate mortgage at virtually any point during the life of the loan. There is no requirement to wait until your adjustable rate period begins. Many homeowners choose to refinance well before their first rate adjustment to lock in a predictable payment.
An adjustable-rate mortgage (a home loan where the interest rate changes periodically after an initial fixed period) typically starts with a lower rate than a fixed-rate mortgage. For example, a 5/1 ARM has a fixed rate for the first five years, then the rate adjusts once per year based on a market index. When that initial period ends, your rate may increase significantly, leading to higher monthly payments.
According to Freddie Mac’s Primary Mortgage Market Survey, the spread between ARM rates and 30-year fixed rates fluctuates over time. When that gap narrows, it becomes especially attractive to refinance your ARM into a fixed-rate mortgage because you are giving up less of a rate advantage.
When to Refinance an ARM to a Fixed Rate
Timing matters when considering refinancing. Here are the scenarios where switching makes the most sense:
- Your rate adjustment is approaching. If your ARM’s fixed period is ending within the next 6 to 12 months, it is time to seriously evaluate a refinance. Once the rate adjusts, your monthly mortgage payment could jump substantially.
- Fixed rates are lower than your expected adjusted rate. If current fixed mortgage rates are lower than what your ARM would reset to, locking in a lower interest rate saves you money over the remaining life of the loan.
- You plan to stay in the home long-term. The longer you plan to stay, the more a fixed-rate mortgage benefits you. If you expect to stay fewer than three to five years, the closing costs of refinancing may not be worth it.
- You want payment predictability. Even if the fixed rate is slightly higher than your current ARM rate, some homeowners value the certainty of knowing exactly what their payment will be every month.
Use our break-even calculator to determine how many months it will take for your monthly savings to offset your closing costs.
How to Refinance an ARM
The process of refinancing an ARM to a fixed-rate mortgage is similar to getting any mortgage refinance. Here is a step-by-step overview:
Step 1: Review Your Current Loan Terms
Start by understanding your current mortgage. Check your ARM’s adjustment schedule, rate caps, and the index it is tied to. This tells you what your future payments could look like if you do not refinance. Your current loan documents or a call to your servicer can provide this information.
Step 2: Check Your Credit and Finances
Lenders will evaluate your credit score, income, debt-to-income ratio, and home equity when you apply. According to the Consumer Financial Protection Bureau, you should review your credit report for errors before applying, as inaccuracies could affect your rate or approval.
Step 3: Shop Multiple Lenders
Do not settle for the first offer you receive. Different lenders offer different rates, fees, and loan terms. The CFPB recommends getting at least three to five quotes to ensure you are getting a competitive deal. Visit our best refinance lenders page to compare options.
According to CFPB complaint data from 2024, the refinance and application process can be a source of frustration. Among the top mortgage servicers, issues related to applying for a mortgage or refinancing an existing mortgage accounted for a notable share of complaints. Staying organized with your documentation and maintaining clear communication with your lender can help avoid common problems.
Step 4: Lock Your Interest Rate
Once you find a favorable rate, ask your lender about a rate lock. This guarantees your interest rate for a set period, usually 30 to 60 days, while your loan is processed. Be aware that if your lock expires before closing, you may face a higher rate. Ask about float-down options that let you benefit if rates drop during the lock period.
Step 5: Complete the Appraisal and Underwriting
Your lender will likely require a home appraisal to confirm your property’s value. The underwriting team will verify your financial information. This process typically takes 30 to 45 days.
Step 6: Close on Your New Fixed-Rate Loan
At closing, you will sign the new loan documents and pay closing costs. Your new refinance loan replaces your ARM, and you begin making payments at your locked-in fixed rate.
Use our refinance calculator to estimate your new monthly payment and potential savings.
Benefits of Refinancing an ARM to a Fixed-Rate Mortgage
- Payment stability. Your monthly mortgage payment stays the same for the life of the loan, regardless of what happens to market interest rates.
- Protection from rate increases. With a fixed-rate mortgage, you never have to worry about your rate climbing after an adjustment period. This is especially valuable in a rising-rate environment.
- Easier budgeting. A predictable payment makes it simpler to plan your household finances month to month and year to year.
- Potential for a lower rate. If mortgage rates have dropped since you took out your ARM, you might secure a lower interest rate on a fixed-rate loan than what your ARM would adjust to.
- Flexible loan term options. When you refinance your mortgage, you can choose a new loan term. Options like a 15-year or 20-year fixed-rate mortgage can help you pay off your home faster.
Risks and Considerations
Refinancing is a significant financial decision, and it does not make sense for everyone. Here are the risks and downsides you should weigh carefully.
Closing Costs Can Be Substantial
Refinancing typically costs 2% to 6% of the loan amount. On a $300,000 loan, that is $6,000 to $18,000. These costs include appraisal fees, title insurance, origination fees, and other charges. Some borrowers overlook these expenses when focusing only on the interest rate savings.
Resetting Your Amortization Schedule
If you are several years into your current mortgage, refinancing into a new 30-year loan resets the clock. This means you spend more years paying interest overall. Early mortgage payments go mostly toward interest rather than principal, so restarting can significantly increase total interest paid over the life of the loan. Consider a shorter loan term to avoid this problem.
You Might Not Break Even
If you are planning to move within a few years, the closing costs of refinancing may exceed the savings from a lower rate. Calculate your break-even point carefully. For example, if refinancing saves you $150 per month but costs $9,000 in closing fees, you need to stay in the home for at least 60 months to break even.
Your ARM Rate Might Still Be Competitive
If your ARM’s fixed period still has several years remaining and your current rate is lower than available fixed rates, you may be better off waiting. Refinancing too early means paying closing costs to get a higher rate than you currently have.
Credit Score Impact
Applying for a refinance loan triggers a hard inquiry on your credit report, which can temporarily lower your score. If you are rate shopping across multiple lenders, try to do so within a 14- to 45-day window so the credit bureaus treat it as a single inquiry.
Prepayment Penalties
Some ARM loans include prepayment penalties. Check your current loan documents to see if you would owe a fee for paying off the loan early through refinancing. According to the CFPB, most newer mortgages do not include prepayment penalties, but older loans or certain loan types might.
Rate Lock Risks
If your rate lock expires before your loan closes, you could end up with a higher rate than expected. Delays in appraisals, underwriting, or document processing can all push your closing date past the lock expiration.
Should You Refinance an Adjustable-Rate Mortgage to a Fixed-Rate Mortgage?
The answer depends on your personal financial situation. Consider refinancing your ARM if:
- Your adjustment date is approaching and rates are expected to rise.
- You value payment predictability over the potential for a lower rate.
- You plan to stay in the home long enough to recoup closing costs.
- Current fixed rates are comparable to or lower than your ARM rate.
It may not make sense to refinance if:
- You plan to sell the home within one to three years.
- Your ARM still has a long fixed-rate period remaining.
- The closing costs are too high relative to your potential savings.
- Your credit score has dropped since your original loan, which could mean a higher rate.
Is an ARM to Fixed Rate Refinance Taxable?
The refinance itself is not a taxable event. You are not realizing income or gains by switching from an ARM to a fixed-rate mortgage. However, if you do a cash-out refinance (where you borrow more than your current loan balance), the cash you receive is not taxable income either, since it is borrowed money you must repay. The mortgage interest you pay on your refinance loan may be tax-deductible if you itemize deductions and use the funds to buy, build, or substantially improve your home. Consult a tax professional for advice specific to your situation.
ARM to Fixed-Rate Refinance Frequently Asked Questions
Is it worth refinancing from an ARM to a fixed rate?
It depends on several factors: how long you plan to stay in your home, the difference between your current ARM rate and available fixed rates, and the cost of refinancing. Use our break-even calculator to see if the math works in your favor. If your break-even point is well before you plan to move, it is likely worth it.
Can I refinance my ARM before the rate adjusts?
Yes. You can refinance an ARM at any point during the loan. Many homeowners choose to refinance before the first adjustment to avoid the uncertainty of rate increases. Starting the process 6 to 12 months before your adjustment date gives you time to shop for rates and close without rushing.
How much does it cost to refinance an ARM to a fixed-rate mortgage?
Closing costs for a mortgage refinance typically range from 2% to 6% of the loan amount. This includes appraisal fees, title insurance, lender origination fees, and other expenses. Some lenders offer “no-closing-cost” refinances, but they usually charge a higher interest rate to compensate.
Will refinancing hurt my credit score?
A hard credit inquiry from a refinance application can temporarily lower your score by a few points. However, if you shop multiple lenders within a short window (14 to 45 days depending on the scoring model), it typically counts as a single inquiry. Over time, consistent payments on your new fixed-rate loan can help improve your score.
What if fixed rates are higher than my current ARM rate?
This is common, since ARMs often start with lower rates than fixed-rate mortgages. In this case, you are essentially paying a premium for the stability of a fixed rate. Whether that premium is worth it depends on your risk tolerance, how much higher rates could go when your ARM adjusts, and how long you plan to stay in the home.
Final Thoughts: Refinancing an ARM to a Fixed-Rate Mortgage
Switching from an adjustable-rate mortgage to a fixed-rate mortgage is one of the most common reasons homeowners choose to refinance. It offers protection from rising rates and the peace of mind that comes with a predictable monthly payment. But it is not a decision to make lightly. Evaluate the costs, run the numbers using our refinance calculator, and compare offers from multiple lenders before committing.
If you are considering refinancing, start by exploring your options on our best refinance lenders page to find competitive rates and terms.
Disclaimer: This article is for educational purposes only and does not constitute financial advice. Every borrower’s situation is unique. Consult with a qualified financial advisor or mortgage professional before making refinancing decisions. Wirly is not a lender or mortgage broker.
Sources
- Consumer Financial Protection Bureau (CFPB) – Consumer guidance on refinancing, mortgage shopping, and complaint data referenced throughout this article
- Freddie Mac Primary Mortgage Market Survey – Historical and current mortgage rate data for ARM and fixed-rate comparisons
- CFPB Consumer Complaint Database – 2024 mortgage servicer complaint data on refinance and payment process issues
Sources
- CFPB (Consumer Financial Protection Bureau) – Official consumer protection guidelines and mortgage resources
- Freddie Mac Primary Mortgage Market Survey – Weekly benchmark mortgage rate survey dating to 1971
Written by the Wirly Editorial Team. Last reviewed: March 29, 2026. Fact-checked against CFPB 2024 complaint data, Freddie Mac PMMS, CFPB consumer mortgage guidance. See our methodology for how we evaluate lenders.