Bank Branches › Montana › Lake County › 49573 Us Highway 93
Full-service office · FDIC office no. 286
First Interstate Bank
49573 Us Highway 93, Polson, MT 59860
Open · June 2026
$168M
deposits, 2026
1910
established
2nd
of 10 in county
2
names on the sign
| Date | Bank on the sign | Deposits | Change |
|---|---|---|---|
| Jun 30 2026 | First Interstate Bank | $168M | +23% |
| Jun 30 2025 | First Interstate Bank | $136M | −10% |
| Jun 30 2024 | First Interstate Bank | $152M | +9% |
| Jun 30 2023 | First Interstate Bank | $139M | −6% |
| Jun 30 2022 | First Interstate Bank | $149M | −12% |
| Jun 30 2021 | First Interstate Bank | $168M | +25% |
| Jun 30 2020 | First Interstate Bank | $135M | +47% |
| Jun 30 2019 | First Interstate Bank | $91.4M | +10% |
| Jun 30 2018 | First Interstate Bank | $83.4M | +9% |
| Jun 30 2017 | First Interstate Bank | $76.5M | −10% |
| Jun 30 2016 | First Interstate Bank | $84.9M | +14% |
| Jun 30 2015 | First Interstate Bank | $74.7M | −7% |
| Jun 30 2014 | First Interstate Bank | $80.8M | +18% |
| Jun 30 2013 | First Interstate Bank | $68.6M | −7% |
| Jun 30 2012 | First Interstate Bank | $73.7M | +22% |
| Jun 30 2011 | First Interstate Bank | $60.5M | −14% |
| Jun 30 2010 | First Interstate Bank | $70.2M | +2% |
| Jun 30 2009 | First Interstate Bank | $68.7M | +10% |
| Jun 30 2008 | First Interstate Bank | $62.3M | +3% |
| Jun 30 2007 | First Interstate Bank | $60.3M | −11% |
| Jun 30 2006 | First Interstate Bank | $67.5M | −3% |
| Jun 30 2005 | First Interstate Bank | $69.6M | +16% |
| Jun 30 2004 | First Interstate Bank | $60.2M | +13% |
| Jun 30 2003 | First Interstate Bank | $53.4M | −2% |
| Jun 30 2002 | First Interstate Bank | $54.6M | +15% |
| Jun 30 2001 | First Interstate Bank | $47.3M | +2% |
| Jun 30 2000 | First Interstate BankNEW NAME | $46.4M | −10% |
| Jun 30 1999 | Security State Bank and Trust Company | $51.3M | +10% |
| Jun 30 1998 | Security State Bank and Trust Company | $46.5M | +1% |
| Jun 30 1997 | Security State Bank and Trust Company | $45.9M | +2% |
| Jun 30 1996 | Security State Bank and Trust Company | $45.0M | +3% |
| Jun 30 1995 | Security State Bank and Trust Company | $43.5M | −10% |
| Jun 30 1994 | Security State Bank and Trust Company | $48.4M | |
| 1910-05-31 | Office established (FDIC record) — 84 years before this passbook begins | ||
Nearest other open offices in Lake County
- 0.2 miValley Bank of Ronan · 213 1st St W, Polson
- 0.9 miGlacier Bank · 50510 Us Highway 93, Polson
- 1.9 miEagle Bank · 80 Heritage Ln, Polson
- 1.9 miUnity Bank · 104 Ridgewater Dr, Polson
- 11.8 miGlacier Bank · 63239 Us Highway 93, Ronan
- 12.2 miValley Bank of Ronan · 63659 Us Highway 93, Ronan
- 12.4 miGlacier Bank · 63802 Us Highway 93, Ronan
- 25.9 miValley Bank of Ronan · 102 Crystal Street, Saint Ignatius
All banks in Lake County →
Every First Interstate Bank office →
Earlier names and banks folded into First Interstate Bank →
Names on the sign
1994–1999Security State Bank and Trust Company2000–nowFirst Interstate Bank
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) 286.