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Banks and Credit Unions in South Dakota
Bank branch deposits in state
$1.15T
Bank offices in state
432
Banks headquartered here
56
Credit unions headquartered here
33
Largest deposit holders in South Dakota (branch deposits)
| # | Bank | In-state branch deposits | Share |
|---|---|---|---|
| 1 | Citibank, National Association | $637.72B | 55.2% |
| 2 | Wells Fargo Bank, National Association | $464.76B | 40.3% |
| 3 | The Bancorp Bank, National Association | $7.49B | 0.6% |
| 4 | Pathward, National Association | $5.95B | 0.5% |
| 5 | First Interstate Bank | $3.43B | 0.3% |
| 6 | First Bank & Trust | $3.26B | 0.3% |
| 7 | First Dakota National Bank | $2.96B | 0.3% |
| 8 | First Premier Bank | $2.89B | 0.3% |
| 9 | Dacotah Bank | $2.87B | 0.2% |
| 10 | American Bank & Trust | $1.91B | 0.2% |
| 11 | The First National Bank In Sioux Falls | $1.77B | 0.2% |
| 12 | Sunrise Banks, National Association | $1.70B | 0.1% |
| 13 | Bankwest, Inc. | $1.65B | 0.1% |
| 14 | U.S. Bank National Association | $1.48B | 0.1% |
| 15 | 1St Financial Bank Usa | $1.09B | 0.1% |
| 16 | Plains Commerce Bank | $1.08B | 0.1% |
| 17 | Cortrust Bank National Association | $937.48M | 0.1% |
| 18 | Pioneer Bank & Trust | $896.46M | 0.1% |
| 19 | First National Bank | $808.36M | 0.1% |
| 20 | Reliabank Dakota | $663.60M | 0.1% |
| 21 | First Fidelity Bank | $648.72M | 0.1% |
| 22 | First National Bank Of Omaha | $475.80M | 0.0% |
| 23 | Security First Bank | $468.24M | 0.0% |
| 24 | Black Hills Community Bank, N.A. | $430.42M | 0.0% |
| 25 | First Savings Bank | $414.72M | 0.0% |
Banks headquartered in South Dakota
| # | Bank | Headquarters | Assets | Deposits |
|---|---|---|---|---|
| 1 | Citibank, National Association | Sioux Falls, SD | $1.98T | $1.55T |
| 2 | Wells Fargo Bank, National Association | Sioux Falls, SD | $1.91T | $1.56T |
| 3 | The Bancorp Bank, National Association | Sioux Falls, SD | $9.21B | $7.49B |
| 4 | Pathward, National Association | Sioux Falls, SD | $7.31B | $5.95B |
| 5 | Dacotah Bank | Aberdeen, SD | $4.92B | $4.35B |
| 6 | First Bank & Trust | Brookings, SD | $4.78B | $4.17B |
| 7 | First Premier Bank | Sioux Falls, SD | $3.64B | $2.89B |
| 8 | First Dakota National Bank | Yankton, SD | $3.39B | $2.96B |
| 9 | Sunrise Banks, National Association | Sioux Falls, SD | $2.78B | $2.51B |
| 10 | American Bank & Trust | Sioux Falls, SD | $2.25B | $1.95B |
| 11 | The First National Bank In Sioux Falls | Sioux Falls, SD | $2.12B | $1.77B |
| 12 | First National Bank | Fort Pierre, SD | $2.03B | $1.51B |
| 13 | Bankwest, Inc. | Pierre, SD | $1.93B | $1.65B |
| 14 | First Savings Bank | Beresford, SD | $1.59B | $1.27B |
| 15 | Cortrust Bank National Association | Mitchell, SD | $1.56B | $1.38B |
| 16 | 1St Financial Bank Usa | Dakota Dunes, SD | $1.40B | $1.09B |
| 17 | Plains Commerce Bank | Sioux Falls, SD | $1.30B | $1.08B |
| 18 | Pioneer Bank & Trust | Belle Fourche, SD | $1.01B | $896.46M |
| 19 | Reliabank Dakota | Estelline, SD | $788.41M | $663.60M |
| 20 | First Fidelity Bank | Burke, SD | $717.01M | $648.72M |
| 21 | Security Savings Bank | Canton, SD | $557.38M | $495.03M |
| 22 | Black Hills Community Bank, N.A. | Rapid City, SD | $489.71M | $430.42M |
| 23 | First National Bank | Oldham, SD | $477.82M | $380.14M |
| 24 | First National Bank In Philip | Philip, SD | $458.39M | $400.61M |
| 25 | Bankstar Financial | Elkton, SD | $363.46M | $302.14M |
| 26 | Rivers Edge Bank | Marion, SD | $357.10M | $295.87M |
| 27 | Frontier Bank | Sioux Falls, SD | $349.15M | $323.84M |
| 28 | Security Bank Midwest | Tyndall, SD | $304.09M | $238.80M |
| 29 | One American Bank | Centerville, SD | $285.19M | $231.53M |
| 30 | Commercial State Bank, Of Wagner | Wagner, SD | $260.43M | $218.75M |
| 31 | Farmers State Bank | Parkston, SD | $254.77M | $237.41M |
| 32 | Security National Bank Of South Dakota | Dakota Dunes, SD | $251.46M | $194.73M |
| 33 | Quoin Financial Bank | Miller, SD | $250.73M | $216.51M |
| 34 | Campbell County Bank, Inc. | Herreid, SD | $240.71M | $195.90M |
| 35 | Merchants State Bank | Freeman, SD | $219.57M | $180.69M |
| 36 | Farmers And Merchants State Bank | Plankinton, SD | $180.44M | $137.27M |
| 37 | Heartland State Bank | Redfield, SD | $154.03M | $135.07M |
| 38 | Citizens State Bank, Of Arlington | Arlington, SD | $153.20M | $134.90M |
| 39 | Great Plains Bank | Eureka, SD | $150.44M | $120.56M |
| 40 | First State Bank Of Roscoe | Roscoe, SD | $147.48M | $125.77M |
| 41 | Dnb National Bank | Clear Lake, SD | $124.14M | $114.35M |
| 42 | Security State Bank | Alexandria, SD | $103.04M | $95.61M |
| 43 | Western Dakota Bank | Timber Lake, SD | $85.56M | $77.32M |
| 44 | Farmers State Bank Of Canton | Canton, SD | $81.62M | $68.39M |
| 45 | State Bank Of Eagle Butte | Eagle Butte, SD | $80.27M | $70.86M |
| 46 | Ipswich State Bank | Ipswich, SD | $74.25M | $62.32M |
| 47 | Community Bank | Avon, SD | $69.28M | $60.22M |
| 48 | The Security State Bank | Emery, SD | $64.78M | $52.17M |
| 49 | First Western Federal Savings Bank | Rapid City, SD | $63.54M | $40.56M |
| 50 | Sunrise Bank Dakota | Onida, SD | $57.52M | $49.69M |
| 51 | Bryant State Bank | Bryant, SD | $52.94M | $45.75M |
| 52 | Richland State Bank | Bruce, SD | $49.56M | $44.68M |
| 53 | The Farmers State Bank Of Turton | Turton, SD | $41.22M | $34.86M |
| 54 | The Farmers And Merchants State Bank | Scotland, SD | $36.04M | $32.37M |
| 55 | The First National Bank Of Frederick | Frederick, SD | $28.84M | $25.49M |
| 56 | Andes State Bank | Lake Andes, SD | $28.20M | $24.20M |
Credit unions headquartered in South Dakota
| # | Credit Union | Headquarters | Assets | Members |
|---|---|---|---|---|
| 1 | Black Hills | Rapid City, SD | $2.38B | 109,705 |
| 2 | Dakotaland | Huron, SD | $751.59M | 42,571 |
| 3 | Levo | Sioux Falls, SD | $515.96M | 32,939 |
| 4 | Voyage | Sioux Falls, SD | $285.31M | 19,806 |
| 5 | Highmark | RAPID CITY, SD | $257.81M | 13,653 |
| 6 | Service First | Sioux Falls, SD | $209.72M | 16,365 |
| 7 | Bluestone | Sioux Falls, SD | $205.60M | 11,866 |
| 8 | Northern Hills | STURGIS, SD | $204.90M | 13,034 |
| 9 | Area | ABERDEEN, SD | $199.93M | 11,828 |
| 10 | Sentinel | BOX ELDER, SD | $199.28M | 10,004 |
| 11 | Aspen | Rapid City, SD | $173.00M | 8,449 |
| 12 | Explorers | YANKTON, SD | $111.50M | 9,074 |
| 13 | Dakota Plains | Lemmon, SD | $84.41M | 4,930 |
| 14 | Norstar | Britton, SD | $78.57M | 2,828 |
| 15 | Healthcare Plus | Aberdeen, SD | $70.37M | 5,037 |
| 16 | Oahe | Pierre, SD | $45.10M | 3,492 |
| 17 | Dakota Star | RAPID CITY, SD | $44.87M | 3,023 |
| 18 | Ft Randall | WAGNER, SD | $44.17M | 3,462 |
| 19 | East River | Madison, SD | $41.87M | 3,184 |
| 20 | M O | Huron, SD | $40.86M | 1,746 |
| 21 | Sioux Valley Coop | Watertown, SD | $40.74M | 3,410 |
| 22 | Avanti | WATERTOWN, SD | $31.77M | 2,967 |
| 23 | Rushmore Electric | Rapid City, SD | $29.33M | 1,430 |
| 24 | Consumer'S | Gregory, SD | $21.37M | 1,627 |
| 25 | Lakota | Kyle, SD | $19.69M | 4,128 |
| 26 | Coteau Valley | SISSETON, SD | $18.83M | 2,232 |
| 27 | Huron Area Education | HURON, SD | $18.78M | 864 |
| 28 | Palace City | Mitchell, SD | $16.50M | 1,556 |
| 29 | Minuteman | RAPID CITY, SD | $15.23M | 1,155 |
| 30 | Dacotah | Rapid City, SD | $11.13M | 827 |
| 31 | Dakota Rail Line | HURON, SD | $5.14M | 495 |
| 32 | Hb Telco | Huron, SD | $4.95M | 791 |
| 33 | Sisseton-Wahpeton | Agency Village, SD | $4.86M | 1,191 |
Counties in South Dakota by bank deposits
Lincoln County ($647.52B)Minnehaha County ($479.34B)Pennington County ($3.27B)Brookings County ($2.24B)Brown County ($2.00B)Hughes County ($1.67B)Codington County ($1.59B)Yankton County ($1.31B)Davison County ($1.16B)Lawrence County ($980.96M)Union County ($773.17M)Beadle County ($522.06M)Hutchinson County ($502.92M)Lake County ($497.07M)Meade County ($490.39M)Charles Mix County ($484.89M)Roberts County ($469.98M)Walworth County ($456.44M)Clay County ($426.32M)Grant County ($402.71M)Turner County ($329.08M)Kingsbury County ($301.34M)Spink County ($262.08M)Bon Homme County ($237.46M)Day County ($226.40M)Hamlin County ($225.25M)Edmunds County ($214.68M)
Branch deposits: FDIC Summary of Deposits, June 30, 2026. Headquarters data: FDIC and NCUA, June 30, 2026.
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