Mortgage Loan Calculator

Use this calculator to generate an amortization schedule for your current mortgage. Quickly see how much interest you will pay and your principal balances. You can even determine the impact of any principal prepayments! Press the "View Report" button for a full yearly or monthly amortization schedule.

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  • Mortgage amount : Original or exliected balance for your mortgage.
  • Interest rate : Annual interest rate for your mortgage. Interest rates are generally lower for shorter term mortgages.
  • Term in years : The number of years over which you will repay this loan. The most common mortgage terms are 15 years and 30 years.
  • Monthly payment : Monthly principal and interest payment (PI).
  • Total payments : Total of all monthly payments over the full term of the mortgage. This total payment amount assumes that there are no prepayments of principal.
  • Total interest : Total of all interest paid over the full term of the mortgage. Both 30 year and 15 year mortgages are shown.
  • Prepayment type : The frequency of prepayment. The options are: none, monthly, yearly, and one-time payment.
  • Prepayment amount : Amount that will be prepaid on your mortgage. This amount will be applied to the mortgage principal balance, based on the prepayment type.
  • Start with payment : This is the payment number that you prepayments will begin with. For a one time payment, this is the payment number that the single prepayment will be included in. All prepayments of principal are assumed to be received by your lender in time to be included in the following month's interest calculation. If you choose to prepay with a one-time payment for payment number ZERO, the prepayment is assume to happen before the first payment of the loan.
  • Savings : Total amount of interest you will save by prepaying your mortgage.