Bank Branches › Montana › Lake County
Banks in Lake County, Montana
Lake County has 10 bank offices, 3 fewer than its peak of 13 in 1999 (−23%). They belong to 5 banks, led by Valley Bank of Ronan with 4.
10
offices, 2026
13
peak (1999)
9
no longer reported
$868M
deposits booked
Map
open (10)no longer reported (8 of 9 have map coordinates)
The county's passbook
Bank offices reporting on June 30Deposits booked at them (nominal dollars, own scale)
| Date | offices | Change | Deposits |
|---|---|---|---|
| Jun 30 1994 | 9 | $184M | |
| Jun 30 1995 | 10 | +1 | $183M |
| Jun 30 1999PEAK | 13 | +3 | $200M |
| Jun 30 2000 | 13 | · | $196M |
| Jun 30 2005 | 11 | −2 | $253M |
| Jun 30 2010 | 13 | · | $295M |
| Jun 30 2015 | 13 | · | $350M |
| Jun 30 2020 | 12 | · | $512M |
| Jun 30 2025 | 10 | −1 | $795M |
| Jun 30 2026NOW | 10 | · | $868M |
Open the full passbook — all 33 years ▾
| Date | offices | Change | Deposits |
|---|---|---|---|
| Jun 30 1994 | 9 | $184M | |
| Jun 30 1995 | 10 | +1 | $183M |
| Jun 30 1996 | 10 | · | $188M |
| Jun 30 1997 | 10 | · | $194M |
| Jun 30 1998 | 10 | · | $182M |
| Jun 30 1999PEAK | 13 | +3 | $200M |
| Jun 30 2000 | 13 | · | $196M |
| Jun 30 2001 | 12 | −1 | $216M |
| Jun 30 2002 | 12 | · | $227M |
| Jun 30 2003 | 13 | +1 | $226M |
| Jun 30 2004 | 13 | · | $241M |
| Jun 30 2005 | 11 | −2 | $253M |
| Jun 30 2006 | 11 | · | $263M |
| Jun 30 2007 | 13 | +2 | $267M |
| Jun 30 2008 | 13 | · | $279M |
| Jun 30 2009 | 13 | · | $282M |
| Jun 30 2010 | 13 | · | $295M |
| Jun 30 2011 | 13 | · | $286M |
| Jun 30 2012 | 13 | · | $308M |
| Jun 30 2013 | 13 | · | $309M |
| Jun 30 2014 | 13 | · | $343M |
| Jun 30 2015 | 13 | · | $350M |
| Jun 30 2016 | 12 | −1 | $361M |
| Jun 30 2017 | 12 | · | $362M |
| Jun 30 2018 | 12 | · | $386M |
| Jun 30 2019 | 12 | · | $405M |
| Jun 30 2020 | 12 | · | $512M |
| Jun 30 2021 | 12 | · | $669M |
| Jun 30 2022 | 13 | +1 | $707M |
| Jun 30 2023 | 12 | −1 | $698M |
| Jun 30 2024 | 11 | −1 | $739M |
| Jun 30 2025 | 10 | −1 | $795M |
| Jun 30 2026NOW | 10 | · | $868M |
Banks in Lake County
| Bank | Offices | Deposits here |
|---|---|---|
| Valley Bank of Ronan | 4 | $164M |
| Glacier Bank | 3 | $355M |
| First Interstate Bank | 1 | $168M |
| Eagle Bank | 1 | $158M |
| Unity Bank | 1 | $22.9M |
Every bank office open in Lake County
| Bank | Address | Deposits |
|---|---|---|
| Glacier BankPolson Branch | 50510 Us Highway 93Polson 59860 | $217M |
| First Interstate BankPolson Branch | 49573 Us Highway 93Polson 59860 | $168M |
| Eagle Bank | 80 Heritage LnPolson 59860 | $158M |
| Glacier BankRonan Branch | 63239 Us Highway 93Ronan 59864 | $138M |
| Valley Bank of RonanValley Bank Of Ronan | 63659 Us Highway 93Ronan 59864 | $75.4M |
| Valley Bank of RonanLake County Bank Branch | 102 Crystal StreetSaint Ignatius 59865 | $42.2M |
| Valley Bank of RonanPolson Branch | 213 1st St WPolson 59860 · Full-service home banking | $30.3M |
| Unity BankPolson Branch | 104 Ridgewater DrPolson 59860 | $22.9M |
| Valley Bank of RonanArlee Branch | 92317 Us Highway 93Arlee 59821 | $16.2M |
| Glacier BankHarvest Foods Branch | 63802 Us Highway 93Ronan 59864 · Drive-through / facility office | $0 |
Sorted by deposits booked on June 30, 2026. "Opened" is the establishment date in the FDIC record.
Offices no longer reported
Offices in Lake County that filed a report in some year from 1994 on and are missing from 2026. Most closed; some were sold to non-banks or converted. Newest departures first.
| Last bank on the sign | Address | Last report |
|---|---|---|
| Unity Bank | 104 Ridgewater DrPolson 59860 | 2024 |
| Glacier Bank | 50331 Us Highway 93Polson 59860 · Drive-through / facility office | 2023 |
| Glacier Bank | 36042 Major Houle RoadPablo 59855 · Drive-through / facility office | 2022 |
| Unity Bank | 213 1st St WPolson 59860 | 2022 |
| First Citizens Bank of Polson, National Association | 213 First Street WestPolson 59860 | 2019 |
| Glacier Bank | 49430 US Highway 93Polson 59860 | 2015 |
| First Interstate Bank | 80 Heritage LanePolson 59860 | 2004 |
| Community Bank, Inc. | Highway 93 SouthRonan 59864 · Drive-through / facility office | 2004 |
| First Interstate Bank | 146 South Shore Rte Safeway BranchPolson 59860 · Drive-through / facility office | 2000 |
County FIPS 30047 · 1,490 square miles of land (2024 Census Gazetteer).