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Bank of Prairie du Sac
✓ FDIC-insured · Active FDIC Certificate #14660
Bank of Prairie du Sac is an FDIC-insured state-chartered bank that is not a Federal Reserve member (supervised by the FDIC), headquartered in Prairie Du Sac, Wisconsin, established in 1916. As of the 06/30/2026 FDIC call report, it reported $745M in total assets and $644M in deposits. FDIC location data lists 2 offices in Wisconsin. The FDIC classifies it as a community bank. It is owned by the holding company PLOETZ INVESTMENTS PARTNERSHIP (Prairie Du Sac, WI).
Financial data as of the 06/30/2026 FDIC call report.
Where it operates
All 2 of Bank of Prairie du Sac's FDIC-listed offices are in Wisconsin. Browse banks in Prairie Du Sac for other local options.
Branch locations
| Bank of Prairie du Sac Sauk City Branch · Full Service - Brick And Mortar | 865 Phillips Blvd Sauk City, WI 53583 Map ↗ |
| Bank of Prairie du Sac Bank Of Prairie Du Sac · Full Service - Brick And Mortar | 555 Park Ave Prairie Du Sac, WI 53578 Map ↗ |
Holding company: PLOETZ INVESTMENTS PARTNERSHIP
The FDIC lists PLOETZ INVESTMENTS PARTNERSHIP, based in Prairie Du Sac, WI, as the top holding company for Bank of Prairie du Sac. The FDIC shows no other active insured banks under the same holding company.
Similar-size banks in Wisconsin
Active FDIC-insured banks headquartered in Wisconsin with total assets closest to Bank of Prairie du Sac's $745M. See all banks in Wisconsin.
| Bank | HQ city | Assets | Offices |
|---|---|---|---|
| Hiawatha National Bank | Hager City | $781M | 8 |
| Westbury Bank | Waukesha | $772M | 9 |
| Fortifi Bank | Berlin | $750M | 10 |
| Chippewa Valley Bank | Hayward | $736M | 13 |
| WOODTRUST BANK | Wisconsin Rapids | $735M | 7 |
| Dairy State Bank | Rice Lake | $730M | 12 |
| Northwestern Bank | Chippewa Falls | $726M | 7 |
| Bank of Luxemburg | Luxemburg | $723M | 9 |
Bank of Prairie du Sac: common questions
Is Bank of Prairie du Sac FDIC-insured?
Yes. Bank of Prairie du Sac is an active FDIC-insured institution, FDIC Certificate #14660. Deposits are insured up to $250,000 per depositor, per ownership category. You can confirm this on FDIC BankFind.
Where is Bank of Prairie du Sac headquartered?
Bank of Prairie du Sac is headquartered at 555 Park Ave, Prairie Du Sac, WI 53578, according to FDIC records.
How many branches does Bank of Prairie du Sac have?
FDIC location data lists 2 offices for Bank of Prairie du Sac, all in Wisconsin.
Who owns Bank of Prairie du Sac?
The FDIC lists PLOETZ INVESTMENTS PARTNERSHIP of Prairie Du Sac, WI as the top holding company for Bank of Prairie du Sac.
Source: FDIC BankFind Suite (institution, location, and call report data). BankNearMe.com does not rank or rate banks.