RANKING ·
Fastest deposit growth in South Dakota
55 of 58 banks in South Dakota that filed for the quarter ended June 30, 2026 are ranked. Deposits of at least $25 million a year earlier; institutions whose assets rose 20% or more in the latest quarter, usually through a merger, are left out. Institutions with equal values share a rank. Source: FDIC quarterly financial data.
| Rank | Institution | Headquarters | Deposits, change over 12 months | Total assets |
|---|---|---|---|---|
| 1 | Campbell County Bank | Herreid, SD | +32.5% | $241 million |
| 2 | Richland State Bank | Bruce, SD | +24.0% | $49.6 million |
| 3 | First National Bank | Fort Pierre, SD | +21.9% | $2.0 billion |
| 4 | First National Bank in Philip | Philip, SD | +13.5% | $458 million |
| 5 | First Premier Bank | Sioux Falls, SD | +13.3% | $3.6 billion |
| 6 | Bankstar Financial | Elkton, SD | +12.9% | $363 million |
| 7 | Ipswich State Bank | Ipswich, SD | +12.0% | $74.2 million |
| 8 | American Bank & Trust | Sioux Falls, SD | +11.9% | $2.2 billion |
| 9 | Wells Fargo Bank N.A. | Sioux Falls, SD | +11.8% | $1.9 trillion |
| 10 | Bankwest, Incorporated | Pierre, SD | +10.7% | $1.9 billion |
| 11 | The First National Bank in Sioux Falls | Sioux Falls, SD | +10.3% | $2.1 billion |
| 12 | Rivers Edge Bank | Marion, SD | +9.9% | $357 million |
| 13 | 1st Financial Bank USA | Dakota Dunes, SD | +9.9% | $1.4 billion |
| 14 | Heartland State Bank | Redfield, SD | +9.9% | $154 million |
| 15 | Community Bank | Avon, SD | +9.8% | $69.3 million |
| 16 | Citibank N.A. | Sioux Falls, SD | +9.5% | $2.0 trillion |
| 17 | Western Dakota Bank | Timber Lake, SD | +9.4% | $85.6 million |
| 18 | Farmers and Merchants State Bank | Plankinton, SD | +9.4% | $180 million |
| 19 | Sunrise Banks N.A. | Sioux Falls, SD | +9.3% | $2.8 billion |
| 20 | First Dakota National Bank | Yankton, SD | +8.1% | $3.4 billion |
| 21 | Cortrust Bank N.A. | Mitchell, SD | +8.0% | $1.6 billion |
| 22 | First Fidelity Bank | Burke, SD | +7.6% | $717 million |
| 23 | Reliabank Dakota | Estelline, SD | +7.6% | $788 million |
| 24 | First Western Federal Savings Bank | Rapid City, SD | +7.2% | $63.5 million |
| 25 | Dnb National Bank | Clear Lake, SD | +7.0% | $124 million |
| 26 | First State Bank of Roscoe | Roscoe, SD | +6.6% | $147 million |
| 27 | Security Savings Bank | Canton, SD | +6.6% | $557 million |
| 28 | Quoin Financial Bank | Miller, SD | +6.3% | $251 million |
| 29 | Plains Commerce Bank | Sioux Falls, SD | +6.1% | $1.3 billion |
| 30 | Dacotah Bank | Aberdeen, SD | +6.0% | $4.9 billion |
| 31 | First Savings Bank | Beresford, SD | +5.6% | $1.6 billion |
| 32 | Citizens State Bank of Arlington | Arlington, SD | +5.2% | $153 million |
| 33 | Bryant State Bank | Bryant, SD | +5.2% | $52.9 million |
| 34 | Pioneer Bank & Trust | Belle Fourche, SD | +4.3% | $1.0 billion |
| 35 | The Security State Bank | Emery, SD | +4.2% | $64.8 million |
| 36 | Merchants State Bank | Freeman, SD | +4.0% | $220 million |
| 37 | Farmers State Bank of Canton | Canton, SD | +3.7% | $81.6 million |
| 38 | Frontier Bank | Sioux Falls, SD | +3.7% | $349 million |
| 39 | The Farmers and Merchants State Bank | Scotland, SD | +3.4% | $36.0 million |
| 40 | Great Plains Bank | Eureka, SD | +3.3% | $150 million |
| 41 | First Bank & Trust | Brookings, SD | +2.8% | $4.8 billion |
| 42 | Security National Bank of South Dakota | Dakota Dunes, SD | +2.6% | $251 million |
| 43 | Security State Bank | Alexandria, SD | +2.5% | $103 million |
| 44 | Farmers State Bank | Parkston, SD | +2.5% | $255 million |
| 45 | State Bank of Eagle Butte | Eagle Butte, SD | +1.9% | $80.3 million |
| 46 | First National Bank | Oldham, SD | +1.4% | $478 million |
| 47 | The First National Bank of Frederick | Frederick, SD | +0.6% | $28.8 million |
| 48 | The Farmers State Bank of Turton | Turton, SD | +0.1% | $41.2 million |
| 49 | Pathward N.A. | Sioux Falls, SD | -0.9% | $7.3 billion |
| 50 | Commercial State Bank of Wagner | Wagner, SD | -1.1% | $260 million |
| 51 | The Bancorp Bank National Association | Sioux Falls, SD | -3.7% | $9.2 billion |
| 52 | Black Hills Community Bank N.A. | Rapid City, SD | -4.0% | $490 million |
| 53 | Security Bank Midwest | Tyndall, SD | -5.9% | $304 million |
| 54 | Sunrise Bank Dakota | Onida, SD | -7.6% | $57.5 million |
| 55 | One American Bank | Centerville, SD | -10.8% | $285 million |
Rankings sort one published measure; they are not an overall judgment of any institution. Methodology · All rankings