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First State Bank of Roscoe Locations & Branches Roscoe, South Dakota
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First State Bank of Roscoe operates 3 branches from its headquarters in Roscoe, SD, .
First State Bank of Roscoe branch network
All 3 branches are in SOUTH DAKOTA, across 3 cities. Its largest office by deposits is its main office in Roscoe, SD, with $87.6M (69.7% of its branch deposits). It had the same number of branches on June 30, 2025.
First State Bank of Roscoe at a glance
Its CET1 capital ratio was 23.95% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $147.5M
- CET1 ratio, Q2 2026
- 23.95%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 051
- Established
- 1903
Full financial profile · Is First State Bank of Roscoe safe? · First State Bank of Roscoe 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: Roscoe, SD (1 branch) | 1 of 1 | 100.0% | $87.6M |
| State: SD (3 branches) | 46 of 82 | <0.1% | $125.8M |
Ranked by total assets among banks headquartered in the state: Largest banks in South Dakota.
Share by county and metro area
First State Bank of Roscoe'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 |
|---|---|---|---|---|
| Edmunds, SD (2 branches) | 1 of 4 | 50.1% | $107.5M | $214.7M |
| Mcpherson, SD (1 branch) | 3 of 3 | 19.4% | $18.3M | $94.3M |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Aberdeen, SD (2 branches) | 6 of 15 | 4.8% | $107.5M | $2.22B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| First State Bank of Roscoe (main office) | Roscoe, SD | 57471 | $87.6M |
| Bowdle Branch | Bowdle, SD | 57428 | $19.9M |
| Eureka Branch | Eureka, SD | 57437 | $18.3M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 9005) · FFIEC NIC profile (RSSD 189950)