Calculate a Loan Payment for a $21,000 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.


  • $21,000 loan for 30 years. Compare monthly payment by interest rate.
Interest Rate Monthly Payment
3.00% $88.54
3.25% $91.39
3.50% $94.30
3.75% $97.25
4.00% $100.26
4.25% $103.31
4.50% $106.40
4.75% $109.55
5.00% $112.73
5.25% $115.96
5.50% $119.24
5.75% $122.55
6.00% $125.91
6.25% $129.30
6.50% $132.73
6.75% $136.21
7.00% $139.71
7.25% $143.26
7.50% $146.84
7.75% $150.45
8.00% $154.09
8.25% $157.77
8.50% $161.47
8.75% $165.21