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Mortgage Payment at 7 Percent
This page is built around a 7 percent rate on $300,000 over 30 years. It does not claim what lenders charge. Change any box to test your own case.
At 7 percent the monthly payment on the starting loan is $1,995.91. Total interest over the term is $418,527.
How the payment is worked out
Here is the formula in plain words. The payment equals the loan times the monthly rate over one minus a discount factor. The discount factor is one divided by one plus the monthly rate, multiplied out 360 times. With 7 percent a year the monthly rate is 0.5833 percent. The loan here is $300,000.
Worked example
At 7 percent a $300,000 loan over 30 years costs $1,995.91 a month. The first month includes $1,750.00 of interest.
A rate one point higher, 8 percent, would cost $2,201.29 a month. A rate one point lower, 6 percent, would cost $1,798.65.
Questions about this calculator
How much would one point more than 7 percent cost each month?
Moving to 8 percent adds $205.39 a month and $73,939 of interest over the loan.
What would one point less than 7 percent save?
Moving to 6 percent lowers the payment by $197.26 a month and saves $71,012 of interest.
Would an extra $100 a month help at 7 percent?
It would end the loan 4 years 2 months sooner and save $69,338 of interest on the example loan.
How does a half point change the payment on $300,000 at 7 percent?
A half point higher raises the payment to $2,097.64. A half point lower reduces it to $1,896.20.
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This page is for education only and is not financial or tax advice.