Updated June 2026 · 8 min read
Your credit score is infrastructure. It determines your mortgage rate, your Graduate PLUS loan eligibility for CRNA school, and your ability to qualify on a travel nurse income. Here's how to build it intentionally.
| Factor | Weight | What to Do |
|---|---|---|
| Payment history | 35% | Never miss a payment. Set autopay for minimums on everything. |
| Credit utilization | 30% | Keep balances below 10% of credit limit. Under 30% minimum. |
| Length of credit history | 15% | Keep old cards open. Don't close your oldest account. |
| Credit mix | 10% | Having both revolving (cards) and installment (loans) helps. |
| New credit inquiries | 10% | Limit applications. Each hard pull drops score 5–10 points temporarily. |
Federal student loans appear on your credit report as installment loans. When in good standing and being repaid, they contribute positively to payment history and credit mix. When delinquent, they're among the most damaging negative items possible. IDR payment plans — even $0/month payments — report as "paid as agreed" and maintain positive payment history. Never miss a student loan payment for any reason.
CRNA school loans: Graduate PLUS loans require no minimum credit score but do check for "adverse credit history" — defined as accounts 90+ days late, bankruptcy in the last 5 years, or certain collection items. A nurse with a 620 credit score and clean payment history qualifies. A nurse with a 750 score but a recent collections account may not.
The single highest-impact move for most nurses: pay down credit card balances to below 10% of their limits. Credit utilization changes are reported monthly and affect your score immediately in the next cycle. A nurse with a $5,000 limit card carrying a $2,500 balance (50% utilization) who pays it to $400 (8% utilization) can see their score jump 40–80 points within 30 days.
Second highest impact: becoming an authorized user on a family member's old, well-maintained credit card. Their full payment history on that card adds to your credit file immediately. This is legal, common, and effective — particularly for nurses in the early credit-building phase.
CRNA school applications typically don't check your credit score. But Graduate PLUS loan disbursement does — and it happens at enrollment. If you have adverse credit history, you need a creditworthy endorser (co-signer) or appeal based on extenuating circumstances to receive Plus loans. Don't discover this in July of your enrollment year. Check your credit report at annualcreditreport.com every year during the pre-CRNA build phase and dispute any inaccurate negative items at least 12 months before you'll need the loans.
Travel nurse mortgage lenders who understand contract income typically want 680+ credit score, 2 years of consistent travel nursing history (W-2s from agencies), and debt-to-income ratio under 45%. Your travel package's taxable base — not the full package including stipends — is what lenders count as income. A $3,200/week package with an $18/hr taxable base counts as approximately $33,696/year in qualifying income to most lenders, not $166,400. This is why travel nurse mortgage specialists (who know to count contract renewals as indicators of income continuity) are worth finding before you shop for a home.
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