Credit Union 1 Rantoul, Illinois
Credit Union 1 is a state-chartered credit union headquartered in Rantoul, IL, established in 1958 (NCUA charter 68727), and it is regulated and insured by the NCUA. At Q2 2026 it reported 172,066 members and total assets of $2.87B (up 47.4% from Q2 2025), the 6th largest of 185 credit unions headquartered in Illinois. Its net worth ratio was 10.91% at Q2 2026, in the well capitalized band.
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Data as of · sourced from NCUA 5300 call reports. How we update
- Charter
- State-chartered credit union
- Regulator
- NCUA
- Deposit insurance
- NCUA (NCUSIF)
- NCUA charter number
- 68727
- Headquarters
- Rantoul, IL
- Established
- 1958
- Total assets, Q2 2026
- $2.87B
- Assets vs Q2 2025
- +47.4%
- Members, Q2 2026
- 172,066
- Net worth ratio, Q2 2026
- 10.91%
- Latest call report
- Q2 2026, NCUA 5300 · Credit Union 1 call report
- Asset rank in state
- 6th of 185 in Illinois
- Routing number
- 271188081
- Branches
- 51
It has 50,595 more members than on June 30, 2025 (+41.7%). Its net worth ratio was up 1.16 percentage points from 9.75% on June 30, 2025. Commercial loans are its largest loan category, $844.6M of $1.93B in total loans on its June 30, 2026 filing. Its 60-day delinquency ratio of 1.35% is above the 0.68% median of the 454 credit unions with $1B to $10B in assets for Q2 2026. Its 10.91% net worth ratio is above that band's 10.89% median.
Credit unions merged into Credit Union 1
Illinois Valley Credit Union (2026) · Hobart Indiana School Employees Federal Credit Union (2026) · M W R D Employees Credit Union (2026) · Indiana Lakes Federal Credit Union (2026) · Great Lakes Federal Credit Union (2026) · First Area Credit Union (2026) · U.S. Employees Credit Union (2026) · GP Federal Credit Union (2026)
Frequently asked about Credit Union 1
How big is Credit Union 1?
At Q2 2026 it reported total assets of $2.87B and 172,066 members.
Where is Credit Union 1 headquartered?
It is headquartered in Rantoul, IL, United States.
When was Credit Union 1 founded?
It was established in 1958, per NCUA records.
Is Credit Union 1 FDIC insured?
No. The FDIC insures banks, not credit unions. It is a federally insured credit union (NCUA charter 68727): member shares are insured by the National Credit Union Share Insurance Fund, run by the NCUA, up to $250,000 per member, per insured credit union, for each account ownership category, the same limit the FDIC applies to bank deposits.
Who regulates Credit Union 1?
It is a state-chartered credit union, supervised by its state credit union regulator and by the NCUA, which insures its shares.
Is Credit Union 1 well capitalized?
Its net worth ratio was 10.91% at Q2 2026, in the well capitalized band. NCUA considers a credit union well capitalized at a net worth ratio of 7% or higher.
What is Credit Union 1's delinquency ratio?
Its delinquency ratio was 1.35% at Q2 2026: loans 60 or more days past due as a share of total loans.
What is Credit Union 1's loan-to-share ratio?
Its loan-to-share ratio was 80.14% at Q2 2026: total loans as a share of member shares and deposits.
Credit Union Profile
- Headquarters
- Rantoul, IL 61866
- Charter Type
- State-chartered credit union
- Primary Regulator
- NCUA
- Insurance
- NCUSIF
- Established
- 1958
- NCUA Charter #
- 68727
- RSSD ID
- 430791
- Members
- 172,066
- Potential members
- 5,500,000
Size & Membership
Profitability
Q2 annualizedCapital & Asset Quality
Peer comparison: credit unions of similar size
It ranks against 454 credit unions with $1B to $10B in assets, as of Q2 2026. It is in the top quartile on 0 of 7 ranked measures and in the bottom quartile on 3.
| Metric | This credit union | Peer median | Rank among peers |
|---|---|---|---|
| Net worth ratio Middle half of peers: 9.81% to 12.63% | 10.91% | 10.89% | 50th above |
| Return on assets Middle half of peers: 0.59% to 1.25% | 0.84% | 0.89% | 46th below |
| Return on equity Middle half of peers: 5.37% to 10.92% | 8.82% | 8.07% | 57th above |
| Net interest margin Middle half of peers: 3.05% to 3.80% | 1.73% | 3.45% | under 10th bottom |
| Efficiency ratio Middle half of peers: 63.16% to 77.23% | 78.43% | 70.59% | 22nd bottom |
| Cost of funds Middle half of peers: 1.37% to 1.99% | 1.56% | 1.68% | 60th above |
| Delinquency ratio Middle half of peers: 0.45% to 1.05% | 1.35% | 0.68% | 15th bottom |
| Yield on assets Middle half of peers: 4.70% to 5.46% | 3.29% | 5.12% | under 10th position only |
| Loan-to-share ratio Middle half of peers: 78.23% to 95.19% | 80.14% | 88.03% | 30th position only |
Quarterly trends
Last 6 quarters of 5300 filings. Under each chart, Q2 2026 against Q2 2025. How these charts are built
$2.87B total assets against $1.95B; $2.41B total shares and deposits against $1.66B; $1.93B total loans against $1.34B.
$274.7M net worth against $186.9M.
10.91% net worth ratio against 9.75%.
80.14% loan-to-share ratio against 80.90%.
1.35% delinquency ratio against 1.33%.
0.84% return on assets against 0.25%; 8.82% return on equity against 2.63%.
1.73% net interest margin against 3.48%.
172,066 members against 121,471.
Quarterly trend: last 6 quarters
| Quarter | Net worth ratio | ROA | Delinquency | Loan-to-share |
|---|---|---|---|---|
| June 30, 2026 | 10.91% | 0.84% | 1.35% | 80.14% |
| March 31, 2026 | 10.88% | 2.48% | 1.15% | 85.68% |
| December 31, 2025 | 10.65% | 0.27% | 1.29% | 86.36% |
| September 30, 2025 | 11.04% | 0.37% | 1.10% | 84.23% |
| June 30, 2025 | 9.75% | 0.25% | 1.33% | 80.90% |
| March 31, 2025 | 10.06% | 0.26% | 1.23% | 79.51% |
Scroll sideways to see every column.
Watch flags
Loans 60+ days delinquent exceed 1% of the loan book, above the typical credit-union range. Worth watching the trend in coming quarters. BankRegReports early-warning band.
How we read these figures
Glossary: net worth ratio, delinquency, ROA, loan-to-share. The net worth category is ours, from NCUA's 7% well and 6% adequately capitalized cutoffs. It is not NCUA's determination, which can differ. ROA, ROE and margin annualize the quarter; NCUA's Financial Performance Report annualizes the year to date (YTD). Peer rank interpolates size-band percentiles. Methodology.