Banks in Sauk County, Wisconsin
25 active bank branches operated by 13 institutions, per FDIC records.
Active branches
25
Banks present
13
Deposits (2025)
$2.2B
Closings since 2020
3
0 openings
Largest banks by deposits in Sauk County (2025)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Bank of Prairie du Sac | $552M | 25.3% | 2 |
| Baraboo State Bank | $409M | 18.8% | 6 |
| BMO Bank | $342M | 15.7% | 4 |
| Bank of Wisconsin Dells | $194M | 8.9% | 1 |
| The Peoples Community Bank | $125M | 5.7% | 2 |
| Community First Bank | $108M | 5% | 2 |
| Wells Fargo | $98M | 4.5% | 1 |
| Prevail Bank | $98M | 4.5% | 1 |
| Associated Bank | $94M | 4.3% | 1 |
| Royal Bank | $62M | 2.8% | 2 |
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.