Banks in Story County, Iowa
40 active bank branches operated by 22 institutions, per FDIC records.
Active branches
40
Banks present
22
Deposits (2025)
$3.1B
Closings since 2020
7
6 openings
Largest banks by deposits in Story County (2025)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| First National Bank, Ames, Iowa | $635M | 20.6% | 4 |
| U.S. Bank | $349M | 11.3% | 2 |
| South Story Bank & Trust | $340M | 11% | 5 |
| VISIONBANK OF IOWA | $301M | 9.7% | 4 |
| Availa Bank | $296M | 9.6% | 2 |
| Wells Fargo | $261M | 8.4% | 1 |
| State Bank & Trust Co. | $172M | 5.6% | 1 |
| Bankers Trust Company | $147M | 4.8% | 1 |
| First Interstate Bank | $138M | 4.4% | 3 |
| Reliance State Bank | $104M | 3.4% | 1 |
Deposit location reflects the office to which deposits are reported and may not represent the residence of depositors.
Cities and towns
Transcribed from FDIC BankFind Suite active-location records and the annual Summary of Deposits. County assignment follows the FDIC branch record.