HomeSmall-business financingSBA loan calculator
Money & mortgage

SBA loan calculator

Estimate SBA 7(a) loan payments, total interest, upfront guarantee fee, and cash cost from the chosen terms.

  • USD inputs · transparent calculation assumptions
  • Instant updates as inputs change
  • Data is calculated in this browser only
USD inputs · transparent calculation assumptions
Your scenario
Updates as you type
Estimated monthly SBA payment$3,373.37
Upfront guarantee fee
$7,500.00
Total loan interest
$154,804.99
Total payments plus fee
$412,304.99
Number of monthly payments
120 months
Calculation notes

Understand the SBA loan calculator

The SBA 7(a) Loan Payment & Fee Calculator validates each input, applies the displayed 2026 assumptions, and calculates SBA loan payments, interest, and an upfront guarantee-fee estimate with consistent annual or monthly cash-flow timing.

Formula and logic

How does the SBA 7(a) Loan Payment & Fee Calculator calculate SBA loan payments, interest, and an upfront guarantee-fee estimate?

SBA 7(a) Loan Payment & Fee Calculator model 10: normalized inputs are combined through the page-specific tax, amortization, margin, or ratio equation; every displayed total is derived from the same scenario.

Worked example

Which inputs have the biggest effect in the SBA 7(a) Loan Payment & Fee Calculator?

Example 10: enter the prefilled values in the SBA 7(a) Loan Payment & Fee Calculator; the primary result and supporting metrics update together so one changed assumption can be compared without mixing scenarios.

How to read the result

What does a worked SBA 7(a) Loan Payment & Fee Calculator example show?

  • Read the primary result together with the supporting SBA loan payments, interest, and an upfront guarantee-fee estimate metrics.
  • Change one major assumption at a time to see whether the conclusion is stable.
Limits and assumptions

Which costs or rules are outside the SBA 7(a) Loan Payment & Fee Calculator?

  • This planning model excludes case-specific eligibility, professional fees, local rules, and future rate or law changes unless the page explicitly includes them.

Content and calculation reviewed: