Banks in Waukesha County, Wisconsin
151 active bank branches operated by 35 institutions, per FDIC records.
Active branches
151
Banks present
35
Deposits (2026)
$18.9B
Closings since 2020
32
10 openings
Largest banks by deposits in Waukesha County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| BMO Bank | $2.2B | 11.9% | 14 |
| Town Bank | $2.1B | 11.1% | 6 |
| Chase Bank | $1.8B | 9.7% | 11 |
| Associated Bank | $1.8B | 9.4% | 13 |
| U.S. Bank | $1.6B | 8.2% | 13 |
| Bank Five Nine | $1.5B | 7.9% | 9 |
| Waukesha State Bank | $1.3B | 6.8% | 15 |
| Citizens Bank | $895M | 4.7% | 9 |
| North Shore Bank | $580M | 3.1% | 7 |
| Old National Bank | $550M | 2.9% | 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.