Branch Network
Union National Bank Locations & Branches Elgin, Illinois
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Union National Bank operates 1 branch from its headquarters in Elgin, IL, .
Union National Bank branch network
Its one office is in Elgin, ILLINOIS. It had the same number of branches on June 30, 2025.
Union National Bank at a glance
Its CET1 capital ratio was 17.69% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $421.8M
- CET1 ratio, Q2 2026
- 17.69%
- Deposit insurance
- FDIC
- Regulator
- OCC
- Latest call report
- Q2 2026, FFIEC 041
- Established
- 1904
Full financial profile · Is Union National Bank safe? · Union National Bank call report · Routing number
Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Elgin, IL (1 branch) | 3 of 14 | 10.7% | $376.9M |
| State: IL (1 branch) | 134 of 379 | <0.1% | $376.9M |
Ranked by total assets among banks headquartered in the state: Largest banks in Illinois.
Share by county and metro area
Union National Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Kane, IL (1 branch) | 11 of 31 | 2.4% | $376.9M | $15.47B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Chicago-Naperville-Elgin, IL-IN-WI (1 branch) | 78 of 150 | <0.1% | $376.9M | $632.03B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Union National Bank and Trust Company of Elgin | Elgin, IL | 60120 | $376.9M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 3661) · FFIEC NIC profile (RSSD 963730)