Bank Clay County State Bank
Clay County State Bank is a federally insured bank based in Louisville, Illinois.
- Type
- Bank
- Charter
- State-chartered commercial bank, not a Federal Reserve member
- Primary regulator
- FDIC
- Established
- September 13, 1905
- Headquarters
- Louisville, IL
- FDIC certificate #
- 10821
- Fed RSSD ID
- 498942
- Holding company
- Clay Cnty State Bancshares Inc
- Website
- www.claycobank.com
Source: U.S. FDIC BankFind & NCUA 5300 Call Report (public data). Data sources · Data as of Q1 2026
Branches by state
Clay County State Bank operates 1 branch location in Illinois. Select a state to drill down to its towns and individual branches.
Ownership
Clay County State Bank is owned by Clay Cnty State Bancshares Inc. See the full ownership & merger history.
Clay County State Bank financial summary
Other banks in Illinois
Federally insured banks headquartered in Illinois, by total assets.
- BMO Bank National Association $251.96B
- The Northern Trust Company $173.84B
- CIBC Bank USA $65.13B
- Busey Bank $18.01B
- Byline Bank $9.89B
- Wintrust Bank, National Association $9.28B
- Lake Forest Bank & Trust Company, National Association $9B
- First American Bank $8.22B
Similar-size banks
Institutions close to Clay County State Bank’s $106.7M in assets.
- The Corn City State Bank $106.8M
- The Citizens National Bank of McConnelsville $106.3M
- First Bank and Trust of Fullerton $107.1M
- Breda Savings Bank $106.2M
- First Capital Bank $107.2M
- Citizens State Bank and Trust Company $106M