Business Loan Calculator
Calculate monthly payments, total interest, and complete amortization schedules for SBA 7(a), term loans, and commercial business equipment financing.
What this calculator does
The Business Loan Calculator estimates your result instantly from the values you enter, using standard business & finance formulas. Calculate monthly payments, total interest, and complete amortization schedules for SBA 7(a), term loans, and commercial business equipment financing. Calculations run in your browser, so nothing you type is sent to a server, and the output is an estimate for planning rather than financial advice.
About Business Loan Calculator
The Business Loan Calculator computes fixed monthly debt service, total financing interest, and loan amortization for small business loans, SBA 7(a) loans, equipment financing, and commercial mortgages.
Formula & Mathematical Calculation
Monthly Business Loan Payment = P × [ r(1 + r)^n ] / [ (1 + r)^n - 1 ]
Annual Debt Service = Monthly Payment × 12
Calculation Example
$250,000 SBA 7(a) Loan @ 9.5% (10-Year Term): Monthly Payment = $3,234.88/month. Total Interest Paid = $138,185.60.
Key Benefits
- Calculates monthly and annual debt service for small business loans
- Supports SBA 7(a), SBA 504, bank term loans, and equipment leasing
- Shows complete amortization breakdown between principal and interest
- Helps evaluate business cash flow sustainability
- 100% free commercial borrowing tool
How to Use this Calculator
-
Enter Borrowed Principal Amount
Input requested commercial loan amount. -
Enter Annual Interest Rate (%)
Input business loan APR. -
Select Loan Term
Choose term in years (e.g. 5, 7, 10, or 25 years). -
Calculate Payment
Click Calculate to view monthly payment and amortization schedule.
Assumptions & Limitations
What the calculation assumes
- Every value you enter is treated as an exact, known amount.
- Rates and contributions are assumed to stay constant for the whole period unless the form asks for them separately.
- Results use standard financial formulas and ignore fees, penalties and promotional terms that are not entered above.
- Inflation, tax changes and market volatility are not modelled unless a field for them is provided.
- Amounts are unit-agnostic: results are returned in the same currency you enter.
What it does not cover
- Business Loan Calculator produces estimates for education and planning, not a quote, offer or professional advice.
- Real-world outcomes differ when fees, taxes, rounding rules or provider-specific terms apply.
- Local regulations and tax rules vary by country and change over time; verify current rules for your jurisdiction.
- Figures are only as accurate as the inputs you supply — check them before acting on the result.
- For decisions with lasting financial impact, confirm the numbers with a qualified professional.
Frequently Asked Questions
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