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Oostburg State Bank
✓ FDIC-insured · Active FDIC Certificate #10380
Oostburg State Bank is an FDIC-insured state-chartered bank that is not a Federal Reserve member (supervised by the FDIC), headquartered in Oostburg, Wisconsin, established in 1908. As of the 06/30/2026 FDIC call report, it reported $440M in total assets and $388M in deposits. FDIC location data lists 4 offices in Wisconsin. The FDIC classifies it as a community bank. It is owned by the holding company OOSTBURG BCORP INC (Oostburg, WI).
Financial data as of the 06/30/2026 FDIC call report.
Where it operates
All 4 of Oostburg State Bank's FDIC-listed offices are in Wisconsin. Browse banks in Oostburg for other local options.
Branch locations
| Oostburg State Bank Cedar Grove Branch · Full Service - Brick And Mortar | 10 Phoenix St Cedar Grove, WI 53013 Map ↗ |
| Oostburg State Bank Loan Processing · Limited Service - Administrative | 20 S Business Park Dr Oostburg, WI 53070 Map ↗ |
| Oostburg State Bank Oostburg State Bank · Full Service - Brick And Mortar | 905 Center Ave Oostburg, WI 53070 Map ↗ |
| Oostburg State Bank Sheboygan Falls Branch · Full Service - Brick And Mortar | 1010 Happy Lane Sheboygan Falls, WI 53085 Map ↗ |
Holding company: OOSTBURG BCORP INC
The FDIC lists OOSTBURG BCORP INC, based in Oostburg, WI, as the top holding company for Oostburg State Bank. 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 Oostburg State Bank's $440M. See all banks in Wisconsin.
| Bank | HQ city | Assets | Offices |
|---|---|---|---|
| Baraboo State Bank | Baraboo | $570M | 7 |
| Capitol Bank | Madison | $565M | 3 |
| First State Bank | New London | $558M | 8 |
| Northwestern Mutual Wealth Management | Milwaukee | $558M | 1 |
| Premier Community Bank | Marion | $552M | 10 |
| Mound City Bank | Platteville | $551M | 6 |
| Bank of Lake Mills | Lake Mills | $534M | 2 |
| First Citizens State Bank | Whitewater | $525M | 8 |
Oostburg State Bank: common questions
Is Oostburg State Bank FDIC-insured?
Yes. Oostburg State Bank is an active FDIC-insured institution, FDIC Certificate #10380. Deposits are insured up to $250,000 per depositor, per ownership category. You can confirm this on FDIC BankFind.
Where is Oostburg State Bank headquartered?
Oostburg State Bank is headquartered at 905 Center Ave, Oostburg, WI 53070, according to FDIC records.
How many branches does Oostburg State Bank have?
FDIC location data lists 4 offices for Oostburg State Bank, all in Wisconsin.
Who owns Oostburg State Bank?
The FDIC lists OOSTBURG BCORP INC of Oostburg, WI as the top holding company for Oostburg State Bank.
Source: FDIC BankFind Suite (institution, location, and call report data). BankNearMe.com does not rank or rate banks.