Banks in Groton, MA
Branches open
3
Banks present
3
Deposits (2026)
$244M
Closings on record
1
0 openings
Banks by deposits in Groton (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Middlesex Savings Bank | $115M | 47.1% | 1 |
| Citizens Bank | $100M | 41.1% | 1 |
| Rollstone Bank & Trust | $29M | 11.8% | 1 |
All branches
- Middlesex Savings Bank — 112 Boston Rd$115M
- Citizens Bank — 163 Main St$100M
- Rollstone Bank & Trust — 788 Boston Rd$29M
Closings
- Main Street Bank — Groton, MAbank exits city489 MAIN STREET · closed October 30, 2021
Transcribed from FDIC BankFind Suite active-location records, the annual Summary of Deposits and structure-change records. Deposit figures reflect the office to which deposits are reported and may not represent where depositors live.