Refinance Interest Savings Calculator

Tools that can help you navigate your financial journey.

How much interest can you save if you refinance your mortgage? This refinance calculator helps you find out! Enter the specifics about your current mortgage, along with your current appraised value, new loan term, rate and closing costs. This will determine how much interest refinancing can save you. In addition, it will calculate the number of months to breakeven on closing costs with your reduced monthly payment. Click the "View Report" button for a detailed look at the results from themortgage calculator.

Mortgage Refinance Interest Savings Definitions

Annual Income

Current market value of your home.

Annual property taxes

Your annual property taxes.

Annual home insurance

Your annual homeowner's insurance premium.

Original loan amount

Total amount for your original mortgage.

Original rate

Annual percentage rate of your original mortgage.

Original term in years

The total number of years for your original mortgage.

Monthly PMI

The amount you pay each month for PMI. This is usually between 0.5% and 2% annually of your loan amount if you have less than 20% equity in your home.

Number of payments made

The total number of payments you have made on your original mortgage.

New rate

Annual percentage rate of your new mortgage.

New term

The total number of years for your new mortgage.

New mortgage balance

Total amount for your new refinanced mortgage. This amount is equal to your current balance on your original mortgage. Closing costs and prepayment penalties are assumed to be payable at the time of closing. Closing costs are not added to your new mortgage balance.

Closing costs

Total fees and other costs associated with the new mortgage and paid at the time of closing. This calculator assumes that all closing costs are paid with proceeds other than the new mortgage (closing costs are not added to the total for your new mortgage amount).


New monthly Principal, Interest, Taxes and Insurance payment.

New loan-to-value

Total loan amount divided by the appraised value of your home.

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