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Bank Deposits in Brown County, South Dakota
Where bank deposits are booked in Brown County - FDIC Summary of Deposits, June 30, 2026.
Total bank deposits
$2.00B
Bank offices
16
Banks present
12
Top 4 banks' share
77.8%
Deposit market share in Brown County
| # | Bank | Branch deposits here | Share |
|---|---|---|---|
| 1 | Dacotah Bank | $861.91M | 43.0% |
| 2 | Plains Commerce Bank | $285.48M | 14.3% |
| 3 | Wells Fargo Bank, National Association | $221.29M | 11.1% |
| 4 | First Interstate Bank | $188.73M | 9.4% |
| 5 | American Bank & Trust | $120.31M | 6.0% |
| 6 | Banknorth | $104.59M | 5.2% |
| 7 | U.S. Bank National Association | $88.25M | 4.4% |
| 8 | Great Plains Bank | $49.12M | 2.5% |
| 9 | Cortrust Bank National Association | $37.84M | 1.9% |
| 10 | The First National Bank Of Frederick | $25.49M | 1.3% |
| 11 | First Savings Bank | $18.76M | 0.9% |
| 12 | Cornerstone Bank | $385.00K | 0.0% |
Credit unions with branches in Brown County
- Dakotaland - 1 branch
- Area - 1 branch
- Healthcare Plus - 1 branch
Credit unions do not report deposits by branch, so only bank deposits are ranked above.
Deposits are booked at the branch office that holds them (FDIC Summary of Deposits), which is not always where the depositor lives - online banks concentrate deposits at a few offices.
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