FDIC-insured bank
Chelsea State Bank — Chelsea, MI
Bank headquartered in Chelsea, Michigan, part of CSB BCORP INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Headquarters and contact
| Address | 1010 S Main St Chelsea, MI 48118 |
| County | Washtenaw |
| Metro area | Ann Arbor, MI |
| Website | www.chelseastate.bank |
| Phone | not published in FDIC data, see the bank's website |
FDIC record
| FDIC Certificate | 14009 |
| Federal Reserve RSSD ID | 711548 |
| Status | Active |
| Charter class | SM (STATE) |
| Holding company | CSB BCORP INC |
| Domestic offices | 4 |
| Financials as of | June 30, 2026 |
How to find your Chelsea 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.chelseastate.bank.
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Offices nearest to headquarters
| Chelsea State Bank main office Chelsea, MI |
1010 S Main St, 48118 |
| Downtown Branch Chelsea, MI |
305 S Main St, 48118 |
| Dexter Branch Dexter, MI |
7101 Dexter Ann Arbor Rd, 48130 |
| Jackson Banking Center Branch Jackson, MI |
611 N Wisner Street, 49202 |
Where Chelsea State Bank has offices
Cities with the most Chelsea State Bank offices
Largest banks headquartered elsewhere in Michigan
| Northpointe Bank Grand Rapids | $7.53 billion |
| First National Bank of America East Lansing | $6.82 billion |
| Mercantile Bank Grand Rapids | $6.24 billion |
| Independent Bank Grand Rapids | $5.66 billion |
| ChoiceOne Bank Sparta | $4.45 billion |
| Macatawa Bank, National Association Holland | $3.69 billion |
| Bank of Ann Arbor Ann Arbor | $3.50 billion |
| Isabella Bank Mount Pleasant | $2.17 billion |
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