Bank Bay Bank
Bay Bank is a federally insured bank based in Green Bay, Wisconsin.
- Type
- Bank
- Charter
- State-chartered commercial bank, not a Federal Reserve member
- Primary regulator
- FDIC
- Established
- August 21, 1995
- Headquarters
- Green Bay, WI
- FDIC certificate #
- 34052
- Fed RSSD ID
- 2329200
- Holding company
- Bay Bcorp Inc
- Website
- www.baybankgb.com
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026
Branches by state
Bay Bank operates 3 branch locations in Wisconsin. Select a state to drill down to its towns and individual branches.
Ownership
Bay Bank is owned by Bay Bcorp Inc. See the full ownership & merger history.
Other banks in Wisconsin
Federally insured banks headquartered in Wisconsin, by total assets.
- Associated Bank, National Association $45.54B
- Nicolet National Bank $15.55B
- Johnson Bank $7.01B
- Bank First, N.A. $6.06B
- Town Bank, National Association $4.52B
- First Business Bank $4.32B
- John Deere Financial, f.s.b. $4.11B
- Lake Ridge Bank $3.33B
Similar-size banks
Institutions close to Bay Bank’s $312.7M in assets.
- The Farmers Bank of Milton $312.9M
- Viking Bank, National Association $312.9M
- The Millyard Bank $312.4M
- First Bethany Bank & Trust $313M
- Gateway Bank $313.1M
- Integrity Bank SSB $312.2M