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Business Loan

SBA Loan Calculator

Estimate monthly payments for an SBA 7(a) loan, the most common SBA loan program. Includes the SBA guarantee fee which varies based on loan amount and guarantee percentage.

By Quick Loan Calculators Team, Financial Content TeamLast reviewed: April 2026
$350,000
7.5%

Monthly Payment

$4,248.04

Loan Amount

$350,000.00

SBA Guarantee Fee

$7,875.00

Total Financed

$357,875.00

Total Interest

$151,889.75

Total Cost

$509,764.75

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Payment Breakdown

Payment breakdown: $350,000.00 principal (69.7%), $151,889.75 interest (30.3%)

Principal

$350,000.00 (69.7%)

Interest

$151,889.75 (30.3%)

How This Calculator Works

SBA guarantee fees are based on the guaranteed portion of the loan: loans ≤$150K = 2%, $150K-$700K = 3%, >$700K = 3.5%. The fee is typically financed into the loan. Monthly payment uses the standard amortization formula.

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Disclaimer: This calculator provides estimates for informational purposes only. Results are based on the information you provide and standard financial formulas. Actual loan terms, rates, and payments may vary. This is not financial advice. Please consult with a qualified financial professional and verify all figures with your lender before making borrowing decisions.