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Amortization Calculator : Loan Schedule, Principal & Interest Breakdown

Visualize how every single payment breaks down into principal and interest over the entire lifetime of your loan with an interactive schedule table.

Interactive Calculator

100% Client-Side Engine
%
yrs
Fixed Monthly Installment
$817.08 / mo
Principal
$100,000
Total Interest
$47,075.02
Total Repayment
$147,075.02

Amortization Schedule

YearPrincipal PaidInterest PaidTotal PaidEnding Balance
Year 1$4,415.2$5,389.8$9,805$95,584.8
Year 2$4,664.25$5,140.75$9,805$90,920.55
Year 3$4,927.35$4,877.65$9,805$85,993.2
Year 4$5,205.29$4,599.71$9,805$80,787.91
Year 5$5,498.91$4,306.09$9,805$75,289
Year 6$5,809.09$3,995.91$9,805$69,479.9
Year 7$6,136.77$3,668.23$9,805$63,343.13
Year 8$6,482.93$3,322.07$9,805$56,860.2
Year 9$6,848.62$2,956.38$9,805$50,011.57
Year 10$7,234.94$2,570.06$9,805$42,776.64
Year 11$7,643.05$2,161.96$9,805$35,133.59
Year 12$8,074.17$1,730.83$9,805$27,059.42
Year 13$8,529.62$1,275.38$9,805$18,529.79
Year 14$9,010.76$794.24$9,805$9,519.04
Year 15$9,519.04$285.97$9,805$0

Step-by-Step Examples

$100,000 Loan for 15 Years at 5%

Amortization schedule examination.

Inputs: Principal: $100,000, Rate: 5%, Term: 15 Years
Result: Monthly Payment: $790.79, Total Interest: $42,342.77

Month 1 pays $416.67 interest and $374.12 principal; month 180 pays $3.28 interest and $787.51 principal.

How to Use This Tool

  1. Enter principal loan amount.
  2. Enter annual interest rate (APR).
  3. Specify loan term in years.
  4. Explore the complete periodic and annual amortization schedule.

Frequently Asked Questions

Because interest is calculated only on the remaining unpaid principal balance. As you pay down principal, the interest charge shrinks and more of your fixed payment goes toward principal.