Banks in Thomas County, Kansas
9 active bank branches operated by 7 institutions, per FDIC records.
Active branches
9
Banks present
7
Deposits (2026)
$667M
Closings since 2020
1
0 openings
Largest banks by deposits in Thomas County (2026)
| Bank | Deposits | Share | Branches |
|---|---|---|---|
| Farmers & Merchants Bank of Colby | $405M | 60.8% | 2 |
| Sunflower Bank | $65M | 9.7% | 1 |
| The Bank | $56M | 8.3% | 1 |
| The Western State Bank | $55M | 8.3% | 1 |
| Outdoor Bank | $47M | 7% | 1 |
| Adams Bank & Trust | $24M | 3.7% | 1 |
| Farmers Bank & Trust | $15M | 2.3% | 2 |
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.