Banks in Aroostook County, Maine
23 active bank branches operated by 6 institutions, per FDIC records.
Active branches
23
Banks present
6
Deposits (2026)
$1.4B
Closings since 2020
3
0 openings
Largest banks by deposits in Aroostook County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Katahdin Trust Company | $531M | 37.5% | 12 |
| Machias Savings Bank | $280M | 19.7% | 3 |
| TD Bank | $204M | 14.4% | 1 |
| Aroostook County Federal Savings and Loan Association | $185M | 13% | 2 |
| KeyBank | $181M | 12.8% | 4 |
| Bangor Savings Bank | $38M | 2.7% | 1 |
Deposit location reflects the office to which deposits are reported and may not represent the residence of depositors.
Cities and towns
Transcribed from FDIC BankFind Suite active-location records and the annual Summary of Deposits. County assignment follows the FDIC branch record.