Bank Branches › Banks › MountainOne Bank
MountainOne Bank
6 offices in 1 state as of June 30, 2026, down from 8 in 2015. $774 million in deposits. Main office: 93 Main St, North Adams, MA. FDIC certificate 90253.
6
offices
1
states
−0
gone since 2025
+0
new since 2025
Where its offices are
Offices over time
Bank offices reporting on June 30Deposits booked at them (nominal dollars, own scale)
| Date | offices | Change | Deposits |
|---|---|---|---|
| Jun 30 1994 | 1 | $155M | |
| Jun 30 1995 | 1 | · | $151M |
| Jun 30 2000 | 2 | · | $170M |
| Jun 30 2005 | 2 | · | $191M |
| Jun 30 2010 | 2 | · | $214M |
| Jun 30 2015PEAK | 8 | +2 | $577M |
| Jun 30 2020 | 7 | · | $740M |
| Jun 30 2025 | 6 | · | $777M |
| Jun 30 2026NOW | 6 | · | $774M |
Open the full passbook — all 33 years ▾
| Date | offices | Change | Deposits |
|---|---|---|---|
| Jun 30 1994 | 1 | $155M | |
| Jun 30 1995 | 1 | · | $151M |
| Jun 30 1996 | 1 | · | $150M |
| Jun 30 1997 | 1 | · | $149M |
| Jun 30 1998 | 1 | · | $152M |
| Jun 30 1999 | 2 | +1 | $159M |
| Jun 30 2000 | 2 | · | $170M |
| Jun 30 2001 | 2 | · | $181M |
| Jun 30 2002 | 2 | · | $204M |
| Jun 30 2003 | 2 | · | $208M |
| Jun 30 2004 | 2 | · | $191M |
| Jun 30 2005 | 2 | · | $191M |
| Jun 30 2006 | 2 | · | $191M |
| Jun 30 2007 | 2 | · | $216M |
| Jun 30 2008 | 2 | · | $212M |
| Jun 30 2009 | 2 | · | $209M |
| Jun 30 2010 | 2 | · | $214M |
| Jun 30 2011 | 2 | · | $215M |
| Jun 30 2012 | 3 | +1 | $372M |
| Jun 30 2013 | 3 | · | $341M |
| Jun 30 2014 | 6 | +3 | $574M |
| Jun 30 2015PEAK | 8 | +2 | $577M |
| Jun 30 2016 | 8 | · | $628M |
| Jun 30 2017 | 8 | · | $646M |
| Jun 30 2018 | 7 | −1 | $657M |
| Jun 30 2019 | 7 | · | $653M |
| Jun 30 2020 | 7 | · | $740M |
| Jun 30 2021 | 7 | · | $740M |
| Jun 30 2022 | 6 | −1 | $752M |
| Jun 30 2023 | 6 | · | $719M |
| Jun 30 2024 | 6 | · | $762M |
| Jun 30 2025 | 6 | · | $777M |
| Jun 30 2026NOW | 6 | · | $774M |
Counted under FDIC certificate 90253. When one bank buys another, the bought bank's offices move onto the buyer's certificate, so a jump here is usually a merger, not a building spree. Its earlier names and the banks folded into it →
Offices with the most deposits booked
| Office | Deposits |
|---|---|
| Mountainone BankNorth Adams, MA | $312M |
| Williamstown Savings Bank BranchWilliamstown, MA | $146M |
| Quincy BranchQuincy, MA | $109M |
| South Coastal Main OffRockland, MA | $102M |
| Pittsfield BranchPittsfield, MA | $57.8M |
| Scituate BranchScituate, MA | $47.6M |
By state
| State | Offices |
|---|---|
| Massachusetts | 6 |
Top counties
| County | Offices |
|---|---|
| Berkshire County, MA | 3 |
| Plymouth County, MA | 2 |
| Norfolk County, MA | 1 |