Commercial Mortgage Amortization Schedule Calculator

Calculate a commercial mortgage payment and amortization schedule locally in your browser, including balloon terms and amortization periods. Model principal, interest rate, amortization length, note term, and extra payments without sharing financial data.

Financial

Try it

Loan amountUSD Interest rate (%)APR Amortization period (years)Years Balloon / note term (years)Years Payments per yearCount Extra principal per paymentOptional

Privacy note: calculations run locally in your browser. ToolMill does not store, transmit, or underwrite your commercial loan inputs.

What this calculator includes

Periodic payment based on the full amortization period.
Amortization schedule through the balloon or note maturity date.
Remaining balloon balance due at maturity.
Optional extra principal per payment to model faster payoff.

Examples

Office or retail property loan

Inputs

Loan amount: $1,500,000
Rate: 7.25%
Amortization: 25 years
Balloon term: 10 years

Output

Periodic payment: calculated over 25 years
Balloon balance: remaining principal due after 10 years

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