FDIC-insured bank
Central State Bank — Clayton, IL
Bank headquartered in Clayton, Illinois, part of CLAYTON BANCSHARES INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 100 W Main St Clayton, IL 62324 |
| County | Adams |
| Metro area | Quincy, IL-MO |
| Website | WWW.CSB123.COM |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 8487 |
| Federal Reserve RSSD ID | 152440 |
| Status | Active |
| Charter class | NM (STATE) |
| Holding company | CLAYTON BANCSHARES INC |
| Domestic offices | 4 |
| Financials as of | June 30, 2026 |
How to find your Central State Bank routing number
FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at WWW.CSB123.COM.
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Offices nearest to headquarters
| Central State Bank main office Clayton, IL |
100 W Main St, 62324 |
| Kinderhook Branch Kinderhook, IL |
175 W Quincy St, 62345 |
| 12Th Street Quincy Branch Quincy, IL |
900 S 12th St, 62301 |
| Pleasant Hill Branch Pleasant Hill, IL |
701 W Quincy St, 62366 |
Where Central State Bank has offices
Cities with the most Central State Bank offices
Largest banks headquartered elsewhere in Illinois
| BMO Bank National Association Chicago | $254.97 billion |
| The Northern Trust Company Chicago | $178.57 billion |
| CIBC Bank USA Chicago | $66.50 billion |
| Busey Bank Champaign | $18.15 billion |
| Byline Bank Chicago | $9.91 billion |
| Wintrust Bank, National Association Chicago | $9.57 billion |
| Lake Forest Bank & Trust Company, National Association Lake Forest | $9.25 billion |
| First Mid Bank & Trust, National Association Mattoon | $9.14 billion |
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