How do I calculate sba loan? Enter your numbers above and the result updates instantly. For example: Loan amount: $350,000 · Rate (Prime + spread): 10.5% · Term: 10 yrs · Guaranty fee: 2.77% → Monthly payment: $4,722.72.
Is this SBA Loan Calculator free? Yes — completely free with no sign-up or paywall. It runs entirely in your browser and keeps working offline; the numbers you enter never leave your device.
How accurate is it? It uses the standard published formula for sba loan. Results are estimates for planning — not financial, tax, medical, engineering, or legal advice.