Banks in Los Alamos County, New Mexico
5 active bank branches operated by 4 institutions, per FDIC records.
Active branches
5
Banks present
4
Deposits (2025)
$876M
Closings since 2020
0
0 openings
Largest banks by deposits in Los Alamos County (2025)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Enterprise Bank & Trust | $620M | 70.8% | 2 |
| UMB Bank | $99M | 11.3% | 1 |
| Century Bank | $78M | 8.9% | 1 |
| Sunflower Bank | $78M | 8.9% | 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.