24-Hour Car Washes in South Dakota
5 of the 113 car washes we track in South Dakota have 24-hour access. Night-shift workers and road-trippers wash cars at 2 a.m. too. Each listing here has round-the-clock access confirmed individually — mostly self-serve bays and unattended automatics. Full listings for every city are on the South Dakota page.
Sioux Falls 2
Blue Beacon Truck Wash Open 24 hours
5307 N Cliff Ave, Sioux Falls, SD 57104-0447
🕒 24 hours
Kool's Car Wash TouchlessOpen 24 hours
2101 N Marion Rd, Sioux Falls, SD 57107
🕒 24/7
Rapid City 1
Zaug Wash TouchlessSelf-serve baysOpen 24 hours
612 Timmons Blvd, Rapid City, SD 57703-5712
🕒 Mon-Sun 6am-8pm auto, 24hrs self-serve
Spearfish 1
Buggy Bath Car Wash Self-serve baysOpen 24 hoursUnlimited plans
1700 N Main St, Spearfish, SD 57783-1224
🕒 Tunnel Summer 7am-7pm, Winter 8am-6pm, 24hrs self-serve
Sturgis 1
Park Avenue Car Wash TouchlessSelf-serve baysOpen 24 hours
2311 Park Ave, Sturgis, SD 57785-1349
🕒 Open 24/7 weather depending
24-hour usually means the bays, not the staff. The office and detailing side keep business hours; the wash itself runs unattended. If the machine eats your payment at night, the refund happens in the morning.