Your personal credit score is one of the first things a business lender looks at — and one of the easiest things to improve before you apply. Even a 30–40 point improvement can be the difference between a decline and an approval, or between an 11% rate and a 13% rate on a $500,000 loan. Over 10 years, that rate difference costs you over $60,000.
Here's what actually moves the needle — and how quickly.
Why lenders check your personal credit for a business loan
Many business owners are surprised that lenders pull their personal credit when applying for a business loan. The reason is straightforward: your personal financial behavior is the strongest predictor of how you'll manage business debt. Most SBA loans require a personal guarantee anyway, meaning you're personally on the hook if the business can't pay.
Lenders typically require 680+ for SBA loans and 700+ for the best rates. Below 650, your options narrow significantly to alternative lenders who charge much higher rates.
The 5 factors that make up your score
| Factor | Weight | What it measures |
|---|---|---|
| Payment history | 35% | Have you paid on time? |
| Credit utilization | 30% | How much of your available credit are you using? |
| Length of history | 15% | How long have your accounts been open? |
| Credit mix | 10% | Do you have different types of credit? |
| New inquiries | 10% | Have you recently applied for new credit? |
Payment history and credit utilization make up 65% of your score — and both can be improved relatively quickly.
High-impact actions (do these first)
What to avoid in the 90 days before applying
- Don't close old accounts. Closing a credit card reduces your available credit (raising utilization) and can shorten your average account age — both hurt your score.
- Don't co-sign anyone else's loans. Co-signed debt appears on your report and counts against your utilization and debt load.
- Don't max out any cards, even temporarily. High utilization at the time your statement closes gets reported to the bureaus — timing matters.
- Don't let accounts go to collections. A collection account can drop your score 50–100+ points and is a major red flag for lenders.
What about business credit?
Business credit is separate from personal credit and is reported by bureaus like Dun & Bradstreet, Experian Business, and Equifax Business. Some lenders check both; others rely primarily on personal credit for small businesses.
If you don't have a business credit file, here's how to start building one:
- Get a DUNS number from Dun & Bradstreet (free at dnb.com)
- Open a dedicated business bank account and business credit card
- Pay all business bills on time and in full — even utilities and vendors
- Ask suppliers who extend net-30 terms to report your payment history
- Keep business finances completely separate from personal
Realistic score improvement estimates
| Action | Time to Impact | Estimated Gain |
|---|---|---|
| Pay down utilization to below 30% | 30–60 days | 20–50 points |
| Dispute and remove an error | 30–45 days | 15–40 points |
| Pay off a collection (newer accounts) | 30–60 days | 10–30 points |
| Request credit limit increase | Immediate to 30 days | 5–20 points |
| Add to authorized user on old account | 30–60 days | 10–30 points |
| 12 months of on-time payments | 12 months | 20–60 points |
The credit score you actually need
Different loan programs have different thresholds. Here's a practical breakdown:
- 750+ — Best rates available, smoothest underwriting, most program options
- 700–749 — Strong position, qualifies for SBA and conventional with good terms
- 680–699 — Qualifies for most SBA programs, rates slightly higher
- 650–679 — Borderline for SBA, may need compensating factors (strong DSCR, collateral)
- 620–649 — Limited to equipment financing, microloans, or alternative lenders
- Below 620 — Very limited options; focus exclusively on rebuilding before applying