For residents of South Dakota looking for 18+ casinos, the options are limited. South Dakota state gambling laws permit 21+ players at land based casinos, whilst there are online options that have a minimum age of 18+.

Here is a list of casinos in South Dakota and their minimum gambling age.

CasinoAddressLegal Age
Best Western Hickok House137 Charles St, Deadwood, SD 5773221+
Buffalo Bodega Gaming Complex658 Main St, Deadwood, SD 5773221+
Cadillac Jacks Gaming Resort360 Main St, Deadwood, SD 5773221+
Dakota Connection Casino Bingo46102 SD-10, Sisseton, 5726221+
Dakota Sioux Casino & Hotel16415 Sioux Conifer Rd, Watertown, 5720121+
Deadwood Gulch Gaming Resort304 Cliff St, Deadwood, SD 5773221+
Deadwood Gulch Saloon560 Main St, Deadwood, SD 5773221+
Deadwood Mountain Grand Casino & Hotel1906 Deadwood Mountain Drive, Deadwood, SD 5773221+
Deadwood Station Bunkhouse and Gambling House68 Main St, Deadwood, SD 5773221+
East Wind Casino110 Grandma B Dr, Martin, 5755121+
First Gold Gaming Resort270 Main St, Deadwood, SD 5773221+
Fort Randall Casino & Hotel7011, 38538 SD-46, Lake Andes, 5735621+
Gold Country Inn Gambling Hall & Café801 Main St, Deadwood, SD 5773221+
Gold Dust Casino & Hotel688 Main St, Deadwood, SD 5773221+
Golden Buffalo Casino321 Sitting Bull St, Lower Brule, 5754821+
Grand River Casino & Resort2 US-12, Mobridge, 5760121+
Hickok’s Hotel & Suites685 Main St, Deadwood, SD 5773221+
Iron Horse Inn27 Deadwood St, Deadwood, SD 5773221+
Lode Star Casino & Hotel1003 SD-47, Fort Thompson, 5733921+
Lucky 8 Casino196 Cliff St, Deadwood, SD 5773221+
Martin & Mason Hotel (the Wooden Nickel Casino)33 Deadwood St, Deadwood, SD 5773221+
Mineral Palace Hotel & Gaming601 Historic Main Street, Deadwood, 5773221+
Mustang Sally’s634 Main St, Deadwood, SD 5773221+
Oyster Bay Bar & Casino628 Main St, Deadwood, SD 5773221+
Prairie Wind Casino & Hotel112 Casino Dr, Oglala, SD 5776421+
Royal River Casino & Hotel607 S Veterans St, Flandreau, 5702821+
Saloon #10657 Main St, Deadwood, SD 5773221+
Silverado Franklin Historic Hotel & Gaming Complex709 Main St, Deadwood, SD 5773221+
The Historic Bullock Hotel633 Main St, Deadwood, SD 5773221+
The Lodge at Deadwood Gaming Resort100 Pine Crest Lane, Deadwood, SD 5773221+
Time Out Lounge615 E North St, Rapid City, 5770121+
Tin Lizzie Gaming Resort555 Lower, Main St, Deadwood, SD 5773221+
Turtle Creek Crossing Casino28281 US Highway 18, Mission, 5755521+