SBA 7(a) Loan Payment Calculator
Know your SBA 7(a) numbers before you sit down with a lender. Monthly payment, total interest, guarantee fee, and amortization for any loan scenario.
How SBA 7(a) Loan Payments Work
SBA 7(a) loans use standard amortization, meaning each monthly payment covers both principal and interest. In the early years, a larger portion goes toward interest; as the loan matures, more of each payment reduces the principal balance.
The SBA does not lend directly. Instead, participating lenders (banks, credit unions, CDFIs) originate the loans while the SBA guarantees a portion, reducing the lender's risk and enabling better terms for borrowers.
Variable rates are most common for SBA 7(a) loans, tied to the Wall Street Journal Prime Rate plus a spread. Fixed-rate options exist but are less frequently offered. This calculator assumes a fixed rate for projection purposes; if your rate is variable, your actual payments will adjust as Prime changes.
Understanding the SBA Guarantee Fee
The SBA charges an upfront guarantee fee on the guaranteed portion of the loan, not the full loan amount. This fee is typically financed into the loan (added to the principal), though some borrowers pay it at closing.
Guarantee percentages:
- Loans up to $150,000: 85% guaranteed
- Loans over $150,000: 75% guaranteed
Fee schedule (on the guaranteed portion):
- Up to $150,000: 2.00%
- $150,001 to $700,000: 3.00%
- $700,001 to $999,999: 3.50%
- $1M to $5M: 3.50% on the first $1M, plus 3.75% on the guaranteed portion above $1M
For example, a $500,000 loan has a 75% guarantee ($375,000 guaranteed portion). The fee is 3.00% of $375,000 = $11,250.
Maximum Interest Rate Spreads
The SBA caps the interest rate spread that lenders can charge above the base rate (Prime). The maximum spread depends on the loan amount and term:
- Over $350,000: Prime + 3.00%
- $250,001 to $350,000: Prime + 4.50%
- $50,001 to $250,000: Prime + 6.00%
- $50,000 and under: Prime + 6.50%
These are maximums, not mandates. Lenders with strong borrower relationships or high-quality applications may offer rates below these caps. Always compare offers from multiple SBA-approved lenders.
Choosing the Right Loan Term
SBA 7(a) loan terms depend on the use of funds:
- Working capital and inventory: Up to 10 years
- Equipment and fixtures: Up to 10 years (or the useful life of the equipment, whichever is less)
- Commercial real estate: Up to 25 years
Longer terms reduce monthly payments but increase total interest paid. Shorter terms cost less overall but require higher monthly cash flow. Consider your debt service coverage ratio (DSCR) when selecting a term; most lenders require a DSCR of 1.25 or higher.
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Get a Financing AssessmentFrequently Asked Questions
How accurate is this SBA loan calculator?
This is a planning tool, not a loan quote. Calculations use standard SBA 7(a) amortization and the current fee schedule. Actual terms will differ based on your lender, loan program (Express, 504, Microloan), and individual circumstances. Packaging fees, closing costs, and annual servicing fees are not included.
Should I include the guarantee fee in my loan amount?
Most SBA lenders finance the guarantee fee into the loan, which increases the principal. For the most accurate projection, add the guarantee fee shown here to your loan amount and recalculate. For example, if you need $250,000 and the guarantee fee is $5,625, your true loan amount would be $255,625.
What is the current SBA loan interest rate?
SBA 7(a) rates are based on the Wall Street Journal Prime Rate plus a spread. The maximum spread depends on loan size: Prime + 3.00% for loans over $350,000, up to Prime + 6.50% for loans under $50,000. Rates are variable and adjust with Prime unless you negotiate a fixed rate. See current business loan interest rates for the latest benchmarks.
Can I pay off an SBA loan early?
SBA 7(a) loans with terms of 15 years or more have a prepayment penalty during the first three years: 5% in year one, 3% in year two, and 1% in year three. After year three, there is no penalty. Loans with terms under 15 years have no prepayment penalty. This calculator does not account for early payoff scenarios.
What is the maximum SBA 7(a) loan amount?
The maximum SBA 7(a) loan amount is $5,000,000. The SBA guarantees up to 85% on loans of $150,000 or less, and up to 75% on loans above $150,000. For larger financing needs, the SBA 504 program or conventional commercial loans may be more appropriate.
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