Loan Payment Calculator Calculate the monthly payment for a loan below by entering the loan amount, interest rate and term of the loan in years. Next, click on "Create Payment Schedule" to create a monthly payment schedule which will show total interest to be paid on the loan. (Please allow for slight rounding differences.) Loan Amount: Interest Rate: Term of the loan in years? Your monthly payment: Home   |   Contact Us   |   Locations  |  Owner's Manual   |   Privacy & Security   |   Site Map        © 2007 Wauna Federal Credit Union.      Federally Insured by the NCUA     Equal Housing Lender