RANKING ·
Largest banks by total assets in South Dakota
58 of 58 banks in South Dakota that filed for the quarter ended June 30, 2026 are ranked. Every bank that filed for the quarter. Institutions with equal values share a rank. Source: FDIC quarterly financial data.
| Rank | Institution | Headquarters | Total assets | Total assets |
|---|---|---|---|---|
| 1 | Citibank N.A. | Sioux Falls, SD | $2.0 trillion | $2.0 trillion |
| 2 | Wells Fargo Bank N.A. | Sioux Falls, SD | $1.9 trillion | $1.9 trillion |
| 3 | The Bancorp Bank National Association | Sioux Falls, SD | $9.2 billion | $9.2 billion |
| 4 | Pathward N.A. | Sioux Falls, SD | $7.3 billion | $7.3 billion |
| 5 | Dacotah Bank | Aberdeen, SD | $4.9 billion | $4.9 billion |
| 6 | First Bank & Trust | Brookings, SD | $4.8 billion | $4.8 billion |
| 7 | First Premier Bank | Sioux Falls, SD | $3.6 billion | $3.6 billion |
| 8 | First Dakota National Bank | Yankton, SD | $3.4 billion | $3.4 billion |
| 9 | Sunrise Banks N.A. | Sioux Falls, SD | $2.8 billion | $2.8 billion |
| 10 | American Bank & Trust | Sioux Falls, SD | $2.2 billion | $2.2 billion |
| 11 | The First National Bank in Sioux Falls | Sioux Falls, SD | $2.1 billion | $2.1 billion |
| 12 | First National Bank | Fort Pierre, SD | $2.0 billion | $2.0 billion |
| 13 | Bankwest, Incorporated | Pierre, SD | $1.9 billion | $1.9 billion |
| 14 | Anchorage Digital Bank N.A. | Sioux Falls, SD | $1.9 billion | $1.9 billion |
| 15 | First Savings Bank | Beresford, SD | $1.6 billion | $1.6 billion |
| 16 | Cortrust Bank N.A. | Mitchell, SD | $1.6 billion | $1.6 billion |
| 17 | 1st Financial Bank USA | Dakota Dunes, SD | $1.4 billion | $1.4 billion |
| 18 | Plains Commerce Bank | Sioux Falls, SD | $1.3 billion | $1.3 billion |
| 19 | Pioneer Bank & Trust | Belle Fourche, SD | $1.0 billion | $1.0 billion |
| 20 | Reliabank Dakota | Estelline, SD | $788 million | $788 million |
| 21 | First Fidelity Bank | Burke, SD | $717 million | $717 million |
| 22 | Security Savings Bank | Canton, SD | $557 million | $557 million |
| 23 | Black Hills Community Bank N.A. | Rapid City, SD | $490 million | $490 million |
| 24 | First National Bank | Oldham, SD | $478 million | $478 million |
| 25 | First National Bank in Philip | Philip, SD | $458 million | $458 million |
| 26 | Bankstar Financial | Elkton, SD | $363 million | $363 million |
| 27 | Rivers Edge Bank | Marion, SD | $357 million | $357 million |
| 28 | Frontier Bank | Sioux Falls, SD | $349 million | $349 million |
| 29 | Security Bank Midwest | Tyndall, SD | $304 million | $304 million |
| 30 | One American Bank | Centerville, SD | $285 million | $285 million |
| 31 | Commercial State Bank of Wagner | Wagner, SD | $260 million | $260 million |
| 32 | Farmers State Bank | Parkston, SD | $255 million | $255 million |
| 33 | Security National Bank of South Dakota | Dakota Dunes, SD | $251 million | $251 million |
| 34 | Quoin Financial Bank | Miller, SD | $251 million | $251 million |
| 35 | Campbell County Bank | Herreid, SD | $241 million | $241 million |
| 36 | Merchants State Bank | Freeman, SD | $220 million | $220 million |
| 37 | U.S. Bank Trust National Association Sd | Sioux Falls, SD | $192 million | $192 million |
| 38 | Farmers and Merchants State Bank | Plankinton, SD | $180 million | $180 million |
| 39 | Heartland State Bank | Redfield, SD | $154 million | $154 million |
| 40 | Citizens State Bank of Arlington | Arlington, SD | $153 million | $153 million |
| 41 | Great Plains Bank | Eureka, SD | $150 million | $150 million |
| 42 | First State Bank of Roscoe | Roscoe, SD | $147 million | $147 million |
| 43 | Dnb National Bank | Clear Lake, SD | $124 million | $124 million |
| 44 | Security State Bank | Alexandria, SD | $103 million | $103 million |
| 45 | Western Dakota Bank | Timber Lake, SD | $85.6 million | $85.6 million |
| 46 | Farmers State Bank of Canton | Canton, SD | $81.6 million | $81.6 million |
| 47 | State Bank of Eagle Butte | Eagle Butte, SD | $80.3 million | $80.3 million |
| 48 | Ipswich State Bank | Ipswich, SD | $74.2 million | $74.2 million |
| 49 | Community Bank | Avon, SD | $69.3 million | $69.3 million |
| 50 | The Security State Bank | Emery, SD | $64.8 million | $64.8 million |
| 51 | First Western Federal Savings Bank | Rapid City, SD | $63.5 million | $63.5 million |
| 52 | Sunrise Bank Dakota | Onida, SD | $57.5 million | $57.5 million |
| 53 | Bryant State Bank | Bryant, SD | $52.9 million | $52.9 million |
| 54 | Richland State Bank | Bruce, SD | $49.6 million | $49.6 million |
| 55 | The Farmers State Bank of Turton | Turton, SD | $41.2 million | $41.2 million |
| 56 | The Farmers and Merchants State Bank | Scotland, SD | $36.0 million | $36.0 million |
| 57 | The First National Bank of Frederick | Frederick, SD | $28.8 million | $28.8 million |
| 58 | Andes State Bank | Lake Andes, SD | $28.2 million | $28.2 million |
Rankings sort one published measure; they are not an overall judgment of any institution. Methodology · All rankings