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Bank Deposits in O'Brien County, Iowa
Where bank deposits are booked in O'Brien County - FDIC Summary of Deposits, June 30, 2026.
Total bank deposits
$1.02B
Bank offices
13
Banks present
9
Top 4 banks' share
69.2%
Deposit market share in O'Brien County
| # | Bank | Branch deposits here | Share |
|---|---|---|---|
| 1 | Security State Bank | $264.23M | 25.9% |
| 2 | Savings Bank | $163.22M | 16.0% |
| 3 | Citizens State Bank | $141.46M | 13.9% |
| 4 | Iowa State Bank | $138.01M | 13.5% |
| 5 | Peoples Bank | $124.81M | 12.2% |
| 6 | Sanborn Savings Bank | $66.62M | 6.5% |
| 7 | The Security National Bank Of Sioux City, Iowa | $60.73M | 5.9% |
| 8 | United Community Bank | $32.01M | 3.1% |
| 9 | The First National Bank Of Primghar | $29.91M | 2.9% |
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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