Bank Branches › Missouri › St. Charles County › 4190 Highway K
Full-service office · FDIC office no. 431559
First Mid Bank & Trust, National Association
4190 Highway K, O Fallon, MO 63368
Open · June 2026
$30.1M
deposits, 2026
2004
established
84th
of 107 in county
2
names on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | First Mid Bank & Trust, National Association | $30.1M | −12% |
| Jun 30 2025 | First Mid Bank & Trust, National Association | $34.1M | +5% |
| Jun 30 2024 | First Mid Bank & Trust, National Association | $32.3M | −14% |
| Jun 30 2023 | First Mid Bank & Trust, National Association | $37.6M | −29% |
| Jun 30 2022 | First Mid Bank & Trust, National AssociationNEW NAME | $53.1M | −19% |
| Jun 30 2021 | Jefferson Bank and Trust Company | $65.7M | +14% |
| Jun 30 2020 | Jefferson Bank and Trust Company | $57.5M | +40% |
| Jun 30 2019 | Jefferson Bank and Trust Company | $41.0M | +6% |
| Jun 30 2018 | Jefferson Bank and Trust Company | $38.7M | +16% |
| Jun 30 2017 | Jefferson Bank and Trust Company | $33.5M | +6% |
| Jun 30 2016 | Jefferson Bank and Trust Company | $31.6M | 0% |
| Jun 30 2015 | Jefferson Bank and Trust Company | $31.5M | +5% |
| Jun 30 2014 | Jefferson Bank and Trust Company | $29.9M | −1% |
| Jun 30 2013 | Jefferson Bank and Trust Company | $30.3M | −11% |
| Jun 30 2012 | Jefferson Bank and Trust Company | $34.1M | −8% |
| Jun 30 2011 | Jefferson Bank and Trust Company | $36.9M | −27% |
| Jun 30 2010 | Jefferson Bank and Trust Company | $50.7M | −13% |
| Jun 30 2009 | Jefferson Bank and Trust Company | $58.6M | −2% |
| Jun 30 2008 | Jefferson Bank and Trust Company | $59.6M | −40% |
| Jun 30 2007 | Jefferson Bank and Trust Company | $99.8M | +270% |
| Jun 30 2006 | Jefferson Bank and Trust Company | $27.0M | +24% |
| Jun 30 2005 | Jefferson Bank and Trust Company | $21.8M | |
| 2004-08-30 | Office established (FDIC record) — 1 years before this passbook begins | ||
Nearest other open offices in St. Charles County
- 0.4 miLindell Bank & Trust Company · 4521 State Hwy K, O Fallon
- 0.8 miMRV Banks · 1700 Ofallon Rd, Saint Charles
- 1.2 miMidland States Bank · 5991 S Highway 94, Saint Charles
- 1.4 miThe Central Trust Bank · 800 Ofallon Rd, Weldon Spring
- 2.2 miThe Central Trust Bank · 2996 Highway K, O Fallon
- 2.2 miU.S. Bank National Association · 3029 Highway K, O Fallon
- 2.2 miRegions Bank · 3005 Highway K, O Fallon
- 2.4 miBank of Franklin County · 100 Christina Marie Dr, O Fallon
All banks in St. Charles County →
Every First Mid Bank & Trust, National Association office →
Earlier names and banks folded into First Mid Bank & Trust, National Association →
Names on the sign
2005–2021Jefferson Bank and Trust Company2022–nowFirst Mid Bank & Trust, National Association
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) 431559.