How much down payment do I need?Use this calculator to determine how much down payment you need based on the houseprice, mortagage term, interest rate, and closing costs. Loan Information Sales Price of Home $ Down Payment Percentage % Estimated Interest Rate % Discount Points Paid at Closing % Mortgage Term 30 year 25 year 20 year 15 year Additional Expenses Estimated Annual Property Taxes $ Estimated Annual Homeowners Insurance $ Mortgage Results Mortgage Amount $ Down Payment Amount $ Discount Points $ Closing Costs $ Prepaids $ Total Cash $ Monthly Payment Monthly Principal & Interest Payment $ Estimated Monthly Property Tax Payment $ Estimated Monthly Insurance Payment $ Total Estimated Monthly Payment $ Estimated APR %