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First Security Bank - Sleepy Eye Locations & Branches Sleepy Eye, Minnesota
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First Security Bank - Sleepy Eye operates 5 branches from its headquarters in Sleepy Eye, MN, .
First Security Bank - Sleepy Eye branch network
All 5 branches are in MINNESOTA, across 5 cities. Its largest office by deposits is the Benson Branch office in Benson, MN, with $59.2M (38.6% of its branch deposits). It had the same number of branches on June 30, 2025.
First Security Bank - Sleepy Eye at a glance
Its CET1 capital ratio was 48.24% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $182.8M
- CET1 ratio, Q2 2026
- 48.24%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1882
Full financial profile · Is First Security Bank - Sleepy Eye safe? · First Security Bank - Sleepy Eye 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: Sleepy Eye, MN (1 branch) | 2 of 2 | 46.7% | $54.5M |
| State: MN (5 branches) | 154 of 277 | <0.1% | $153.3M |
Ranked by total assets among banks headquartered in the state: Largest banks in Minnesota.
Share by county and metro area
First Security Bank - Sleepy Eye'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 |
|---|---|---|---|---|
| Swift, MN (1 branch) | 1 of 8 | 18.5% | $59.2M | $320.1M |
| Brown, MN (1 branch) | 8 of 10 | 5.6% | $54.5M | $972.1M |
| Redwood, MN (1 branch) | 8 of 9 | 1.8% | $15.0M | $838.8M |
| Renville, MN (1 branch) | 9 of 9 | 3.0% | $13.9M | $466.4M |
| Cottonwood, MN (1 branch) | 5 of 5 | 2.4% | $10.7M | $448.0M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| New Ulm, MN (1 branch) | 8 of 10 | 5.6% | $54.5M | $972.1M |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Benson Branch | Benson, MN | 56215 | $59.2M |
| First Security Bank - Sleepy Eye (main office) | Sleepy Eye, MN | 56085 | $54.5M |
| Lamberton Branch | Lamberton, MN | 56152 | $15.0M |
| First Security Bank - Renville Branch | Renville, MN | 56284 | $13.9M |
| Storden Branch | Storden, MN | 56174 | $10.7M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 5252) · FFIEC NIC profile (RSSD 861658)