Bank Branches › Michigan › Sanilac County › 4482 Main St
Full-service office · FDIC office no. 478579
Thumb Bank and Trust
4482 Main St, Brown City, MI 48416
Open · June 2026
$9.5M
deposits, 2026
2008
established
17th
of 19 in county
2
names on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | Thumb Bank and Trust | $9.5M | +2% |
| Jun 30 2025 | Thumb Bank and Trust | $9.3M | −5% |
| Jun 30 2024 | Thumb Bank and Trust | $9.8M | +22% |
| Jun 30 2023 | Thumb Bank and TrustNEW NAME | $8.0M | −24% |
| Jun 30 2022 | Exchange State Bank | $10.6M | +14% |
| Jun 30 2021 | Exchange State Bank | $9.3M | +19% |
| Jun 30 2020 | Exchange State Bank | $7.8M | +23% |
| Jun 30 2019 | Exchange State Bank | $6.3M | −14% |
| Jun 30 2018 | Exchange State Bank | $7.4M | +1% |
| Jun 30 2017 | Exchange State Bank | $7.3M | −2% |
| Jun 30 2016 | Exchange State Bank | $7.4M | +8% |
| Jun 30 2015 | Exchange State Bank | $6.9M | +2% |
| Jun 30 2014 | Exchange State Bank | $6.8M | −7% |
| Jun 30 2013 | Exchange State Bank | $7.3M | +26% |
| Jun 30 2012 | Exchange State Bank | $5.7M | +11% |
| Jun 30 2011 | Exchange State Bank | $5.2M | +73% |
| Jun 30 2010 | Exchange State Bank | $3.0M | +57% |
| Jun 30 2009 | Exchange State Bank | $1.9M | +374% |
| Jun 30 2008 | Exchange State Bank | $401K |
Nearest other open offices in Sanilac County
- 0.1 miTri-County Bank · 4436 Main St, Brown City
- 0.5 miTri-County Bank · 4190 Main St, Brown City
- 8.4 miTri-County Bank · 3482 Main St, Marlette
- 9.6 miTri-County Bank · 2 E Lapeer St, Peck
- 9.8 miIndependent Bank · 2593 S Van Dyke Rd, Marlette
- 9.9 miThumb Bank and Trust · 2592 S Van Dyke Rd, Marlette
- 16.1 miThe Huntington National Bank · 629 W Sanilac Rd, Sandusky
- 16.2 miThumb Bank and Trust · 520 W Sanilac Rd, Sandusky
All banks in Sanilac County →
Every Thumb Bank and Trust office →
Earlier names and banks folded into Thumb Bank and Trust →
Names on the sign
2008–2022Exchange State Bank2023–nowThumb Bank and Trust
The FDIC office number stays with the building when banks merge or rename, so the same office appears under each owner. Follow an earlier name to see what became of that bank.
Deposits are the balances the bank assigned to this office on June 30 of each year, in nominal dollars. Source: FDIC Summary of Deposits, office (UNINUMBR) 478579.