US Bank Directory
Banks in South Dakota
56 FDIC-insured banks are headquartered in South Dakota, with 437 branch offices across the state.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Cities with the most branches
All banks headquartered in South Dakota, by total assets
| Bank | Headquarters | Total assets | Offices |
|---|---|---|---|
| Citibank, National Association | Sioux Falls | $1.98 trillion | 955 |
| Wells Fargo Bank, National Association | Sioux Falls | $1.91 trillion | 4,184 |
| The Bancorp Bank, National Association | Sioux Falls | $9.21 billion | 1 |
| Pathward, National Association | Sioux Falls | $7.31 billion | 1 |
| Dacotah Bank | Aberdeen | $4.92 billion | 32 |
| First Bank & Trust | Brookings | $4.78 billion | 22 |
| First PREMIER Bank | Sioux Falls | $3.64 billion | 13 |
| First Dakota National Bank | Yankton | $3.39 billion | 17 |
| Sunrise Banks, National Association | Sioux Falls | $2.78 billion | 5 |
| American Bank & Trust | Sioux Falls | $2.25 billion | 20 |
| The First National Bank in Sioux Falls | Sioux Falls | $2.12 billion | 19 |
| First National Bank | Fort Pierre | $2.03 billion | 20 |
| BankWest, Inc. | Pierre | $1.93 billion | 22 |
| First Savings Bank | Beresford | $1.59 billion | 24 |
| CorTrust Bank National Association | Mitchell | $1.56 billion | 37 |
| 1st Financial Bank USA | Dakota Dunes | $1.40 billion | 2 |
| Plains Commerce Bank | Sioux Falls | $1.30 billion | 8 |
| Pioneer Bank & Trust | Belle Fourche | $1.01 billion | 7 |
| Reliabank Dakota | Estelline | $788.41 million | 10 |
| First Fidelity Bank | Burke | $717.01 million | 11 |
| Security Savings Bank | Canton | $557.38 million | 8 |
| Black Hills Community Bank, N.A. | Rapid City | $489.71 million | 2 |
| First National Bank | Oldham | $477.82 million | 14 |
| First National Bank in Philip | Philip | $458.39 million | 2 |
| BankStar Financial | Elkton | $363.46 million | 3 |
| Rivers Edge Bank | Marion | $357.10 million | 5 |
| Frontier Bank | Sioux Falls | $349.15 million | 5 |
| Security Bank Midwest | Tyndall | $304.09 million | 6 |
| One American Bank | Centerville | $285.19 million | 3 |
| Commercial State Bank, of Wagner | Wagner | $260.43 million | 1 |
| Farmers State Bank | Parkston | $254.77 million | 3 |
| Security National Bank of South Dakota | Dakota Dunes | $251.46 million | 3 |
| Quoin Financial Bank | Miller | $250.73 million | 3 |
| Campbell County Bank, Inc. | Herreid | $240.71 million | 4 |
| Merchants State Bank | Freeman | $219.57 million | 4 |
| Farmers and Merchants State Bank | Plankinton | $180.44 million | 2 |
| Heartland State Bank | Redfield | $154.03 million | 4 |
| Citizens State Bank, of Arlington | Arlington | $153.20 million | 3 |
| Great Plains Bank | Eureka | $150.44 million | 3 |
| First State Bank of Roscoe | Roscoe | $147.48 million | 3 |
| DNB NATIONAL BANK | Clear Lake | $124.14 million | 2 |
| Security State Bank | Alexandria | $103.04 million | 3 |
| Western Dakota Bank | Timber Lake | $85.56 million | 2 |
| Farmers State Bank of Canton | Canton | $81.62 million | 1 |
| State Bank of Eagle Butte | Eagle Butte | $80.27 million | 1 |
| Ipswich State Bank | Ipswich | $74.25 million | 1 |
| Community Bank | Avon | $69.28 million | 1 |
| The Security State Bank | Emery | $64.78 million | 2 |
| First Western Federal Savings Bank | Rapid City | $63.54 million | 1 |
| Sunrise Bank Dakota | Onida | $57.52 million | 1 |
| Bryant State Bank | Bryant | $52.94 million | 1 |
| Richland State Bank | Bruce | $49.56 million | 1 |
| The Farmers State Bank of Turton | Turton | $41.22 million | 1 |
| The Farmers and Merchants State Bank | Scotland | $36.04 million | 1 |
| The First National Bank of Frederick | Frederick | $28.84 million | 1 |
| Andes State Bank | Lake Andes | $28.20 million | 1 |