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Bank Deposits in Mahaska County, Iowa
Where bank deposits are booked in Mahaska County - FDIC Summary of Deposits, June 30, 2026.
Total bank deposits
$588.61M
Bank offices
8
Banks present
7
Top 4 banks' share
83.1%
Deposit market share in Mahaska County
| # | Bank | Branch deposits here | Share |
|---|---|---|---|
| 1 | Nicolet National Bank | $215.74M | 36.7% |
| 2 | Bank Iowa | $158.12M | 26.9% |
| 3 | Trubank | $71.11M | 12.1% |
| 4 | Twin Cedars Bank | $44.24M | 7.5% |
| 5 | Great Southern Bank | $36.39M | 6.2% |
| 6 | First State Bank | $32.57M | 5.5% |
| 7 | Leighton State Bank | $30.43M | 5.2% |
Credit unions with branches in Mahaska County
- Community 1St - 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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