FreeCalculators

Refinance Calculator

Wondering if refinancing is right for you? Our refinance calculator helps you assess savings and break-even points on your mortgage.

Loans & Mortgage · Reviewed by FreeCalculators Editorial · Updated 2026-08-20

How it works

The Refinance Calculator is designed to help homeowners evaluate the financial implications of refinancing their mortgage. It computes essential metrics such as monthly savings, break-even points, and total savings over the life of the loan by comparing your existing mortgage terms with new proposed terms. For instance, if you currently have a mortgage balance of $300,000 at an interest rate of 7% for a 30-year term, your monthly payment would be approximately $1,996. If you decide to refinance at a new interest rate of 5.75%, your monthly payment would decrease to around $1,743. This results in a monthly savings of about $253. To determine how long it will take to recover the costs associated with refinancing, you divide the closing costs by the monthly savings. In this example, if your closing costs amount to $6,500, the break-even point would be approximately 26 months. This means that after 26 months of making lower payments, you will begin to save money compared to your original mortgage. Interpreting the primary output is straightforward: monthly savings indicate how much less you will pay each month after refinancing, while the break-even point tells you how long it will take to recoup your refinancing costs. If you plan to stay in your home longer than the break-even period, refinancing could be a wise financial decision. One common mistake is not considering the total costs involved in refinancing. Homeowners may focus solely on the monthly savings without factoring in the closing costs, which can sometimes negate the benefits of a lower interest rate. Always evaluate the overall financial picture before making a decision.

Formula


                Monthly savings = Payment(old rate) - Payment(new rate) | Break-even = closing costs / monthly savings
              

Tips

  • Calculate your current mortgage payment and compare it with your potential new payment to see immediate savings.
  • Consider the closing costs associated with refinancing; ensure your monthly savings outweigh these costs.
  • Evaluate how long you plan to stay in your home; if it's less than the break-even period, refinancing may not be beneficial.
  • Check your credit score before refinancing; a higher score can secure you better interest rates.

Frequently asked questions

What is the break-even point in refinancing?
The break-even point is the time it takes for your monthly savings to equal the closing costs of refinancing. For example, if your closing costs are $6,500 and your monthly savings are $253, your break-even point is approximately 26 months.
How do I calculate my monthly savings from refinancing?
To calculate monthly savings, subtract your new mortgage payment from your current mortgage payment. For example, if your current payment is $1,996 and your new payment is $1,743, your monthly savings would be $253.
Are there any risks associated with refinancing?
Yes, risks include potentially extending your loan term, which may lead to paying more interest over time, and the possibility of incurring closing costs that outweigh your savings.
How often should I consider refinancing?
You should consider refinancing whenever interest rates drop significantly, or if your financial situation changes, such as an increase in credit score or income, that could qualify you for better terms.