Calculate monthly payments, total interest, and view a complete amortization schedule for commercial property loans. Whether you're financing an office building, retail space, warehouse, or multifamily property, this calculator helps you understand the true cost of your commercial real estate investment.
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CalcLeap Editorial Team
Reviewed by certified professionals ยท Last updated April 1, 2026
How Commercial Property Loans Work
Commercial property loans (also called commercial mortgages) are used to purchase or refinance income-producing real estate such as office buildings, retail centers, warehouses, apartment complexes, and industrial properties. These loans typically have:
Higher down payments: Usually 20-35% compared to 3-20% for residential mortgages
Shorter terms: Most commonly 5, 7, 10, or 20 years vs. 30 years for residential
Higher interest rates: Typically 0.5-2% higher than residential mortgage rates
Balloon payments: Many have amortization periods longer than the loan term, requiring refinancing
Stricter qualifications: Lenders evaluate property cash flow, debt service coverage ratio (DSCR), and borrower experience
Understanding Your Results
Monthly Payment: Your principal and interest payment. Note that commercial loans may also require property taxes, insurance, and CAM (Common Area Maintenance) charges paid separately.
Total Interest: The total amount you'll pay in interest over the life of the loan. This can equal or exceed your loan amount for longer terms.
Loan-to-Value (LTV): The ratio of your loan amount to the property's purchase price. Most commercial lenders require LTV of 65-80%.
Amortization Schedule: Shows how your payment is split between principal and interest each month, and your remaining balance over time.
Types of Commercial Property Loans
Traditional Bank Loans: Fixed or variable rates, 5-25 year terms, best rates for qualified borrowers
SBA 504 Loans: Government-backed, up to 90% LTV, fixed rates, for owner-occupied properties
SBA 7(a) Loans: Up to $5M, flexible use, 10-25 year terms
Our calculators use industry-standard formulas sourced from authoritative references including government agencies, academic institutions, and professional organizations. We validate all calculations against multiple independent sources.
Results are estimates for educational purposes. Professional advice from a licensed expert is recommended for important financial, health, or legal decisions.