Calculate a Loan Payment for a $20,400 Loan
Loan Amount:        $
Interest Rate:        %
Length in Years:
Monthly Payment:  


  • Enter your loan amount, loan length, and length in years.
  • Common Loan lengths for cars are 3 years (36 months), 4 years (48 months), and 5 years (60 months).
  • Common Loan lengths for homes are 15 years, 20 years, 25 years, or 30 years.
  • Notice how the payment changes when the interest rate is 3,4,5,6 or 7 percent.


  • $20,400 loan for 30 years. Compare monthly payment by interest rate.
Interest Rate Monthly Payment
3.00% $86.01
3.25% $88.78
3.50% $91.61
3.75% $94.48
4.00% $97.39
4.25% $100.36
4.50% $103.36
4.75% $106.42
5.00% $109.51
5.25% $112.65
5.50% $115.83
5.75% $119.05
6.00% $122.31
6.25% $125.61
6.50% $128.94
6.75% $132.31
7.00% $135.72
7.25% $139.16
7.50% $142.64
7.75% $146.15
8.00% $149.69
8.25% $153.26
8.50% $156.86
8.75% $160.49