| # | Institution | Type | Branches | Deposits | Share |
|---|---|---|---|---|---|
| 1 | Tri-County Bank | Bank | 4 | $255.2M | 25.02% |
| 2 | Eastern Michigan Bank | Bank | 5 | $210.0M | 20.58% |
| 3 | Thumb Bank and Trust | Bank | 8 | $194.4M | 19.05% |
| 4 | JPMorgan Chase Bank, National Association | Bank | 1 | $92.0M | 9.02% |
| 5 | The Huntington National Bank | Bank | 1 | $83.4M | 8.18% |
| 6 | Team One Credit Union | Credit union | 1 | $57.1M* | 5.59% |
| 7 | Independent Bank | Bank | 1 | $52.5M | 5.15% |
| 8 | Frankenmuth Credit Union | Credit union | 1 | $42.3M* | 4.15% |
| 9 | Security Credit Union | Credit union | 1 | $33.2M* | 3.26% |
* Credit-union deposits are estimated (June total shares spread evenly across branches).
| Year | Deposits | Institutions | Branches | Leader | Top share | HHI |
|---|---|---|---|---|---|---|
| 2025 | $1.02B | 9 | 23 | Tri-County Bank | 25.0% | 1,646 |
| 2024 | $993.7M | 9 | 22 | Eastern Michigan Bank | 23.5% | 1,658 |
| 2023 | $963.4M | 8 | 23 | Eastern Michigan Bank | 23.6% | 1,673 |
| 2022 | $821.7M | 7 | 16 | Eastern Michigan Bank | 32.0% | 2,030 |
Every institution above links to its profile — ratios, peer medians and this quarter’s change signals. Pro adds the full table, share movement and CSV export.