• Star Plunge (Thermopolis) – A unique water park in Hot Springs State Park featuring indoor and outdoor mineral pools, three water slides (including the Super Star 500 and Blue Thunder Run), hot tubs, a vapor cave, fitness room, high dive, and fun attractions for all ages. Open year-round.
• Cheyenne Aquatic Center (Cheyenne) – Indoor water park with a lazy river, climbing wall, two large enclosed water slides, play structure, and a spray park for younger children. Open year-round and offers swim lessons and family events.
• Casper Family Aquatic Center (Casper) – Indoor water park with slides, a lazy river, splash features, and play areas for all ages. The city also operates several seasonal outdoor pools and splash pads.
• Rock Springs Family Recreation Center & Splash Pads (Rock Springs) – Recreation center with an indoor pool, water slides, and seasonal outdoor splash pads at multiple parks, offering free water play for kids.
• Campbell County Recreation Center (Gillette) – Large indoor water park with a zero-depth leisure pool, lazy river, water slides, and play features. Open to the public with daily admission.
• Pinedale Aquatic Center (Pinedale) – Indoor aquatic center with a large pool, water slide, spray features, climbing wall, and fitness facilities. Offers swim lessons and open swim times.
• Green River Splash Park & Lazy River (Green River) – Outdoor splash park with a mushroom waterfall, spray features, and a 1,200-foot lazy river/tubing channel. Open seasonally and free to the public.
• Hot Springs State Park (Thermopolis) – Famous for its mineral hot springs, this state park features the free Bath House (104°F pools), walking terraces, and a bison herd. Several commercial water parks (like Star Plunge and Hellie’s Tepee Pools) operate in the park, offering slides, pools, and unique geothermal experiences.
• Hellie’s Tepee Pools (Thermopolis) – Indoor and outdoor pools, hot tubs, two water slides, and water basketball, all fed by the mineral hot springs. Open year-round with day passes available.
• Douglas Municipal Water Park (Douglas) – Outdoor water park with swimming pools, a covered baby pool, splash park with interactive water toys, and three water slides. Lifeguards on duty and available for private parties.
• Old Town Family Fun & Amusements (Casper) – Family amusement center with an 18-hole mini golf course themed around Casper’s history, indoor rock climbing, a large arcade, and party rooms.
• Snow King Mountain Resort (Jackson) – In summer, this ski resort transforms into an adventure park with the Cowboy Coaster (mountain coaster), scenic gondola rides, alpine slide, mini golf, bungee trampoline, zip line (steepest in North America), treetop adventure course, maze, and bouldering park.
• Worland Aquatic Center (Worland) – Indoor aquatic center with lap pool, water slide, splash features, and a therapy pool. Offers swim lessons and open swim sessions.
• Mike Sedar Aqua Park (Casper) – Outdoor water park with slides, play structures, and splash features for all ages. Open during summer months.