Loan Amortization Calculator

Full amortization schedule for investment property loans. See how extra payments slash interest and time to payoff.

📍 Property Address (optional)
✓ Saved
InputsShared
Loan Amount / Property Price
$
Down Payment %
%
Interest Rate %
%
Loan Term (years)
Extra Monthly Payment
$
Extra Annual Payment
$
Base AmortizationCurrent
With Extra Payments
Enter values to see results
Monthly P&I
base payment
Total Paid
full term
Total Interest
cost of borrowing
Payoff Date
months
Loan Summary
Loan Amount
Monthly Payment
Total Payments
Total Interest
Paydown Schedule
Year 1 Interest
Year 1 Principal
Balance Yr 5
Balance Yr 10
Balance Yr 15
Balance Yr 20
After plan
Enter values to see results
Interest Saved
with extra payments
New Payoff
months
Time Saved
years
Extra Paid
total extra
With Extra Payments
Total Monthly Payment
Total Paid
Total Interest
Interest Saved
Payoff Timeline
Original Payoff
New Payoff
Years Saved

Enter loan amount, rate, and term. The base schedule shows total interest cost and paydown milestones. Pro Forma shows interest saved by adding extra monthly or annual payments.

Amortization is the process of paying off debt through regular payments over time. Early in a 30-year mortgage, most of each payment goes to interest. Extra principal payments early in the loan have an outsized impact on total interest paid and time to payoff.