General Info

Adventure Fitness Athletic Club is a locally owned and operated gym in Thornton, Colorado. If you're visiting the area, we do offer day passes to exercise at our gym, use our amenities (including cryotherapy!), and attend our fitness classes. At Adventure Fitness, we are more than your typical gym because we provide a wide array of equipment, specialty services, classes, and other offerings that you won’t find at other gyms in the Thornton, CO, area.Adventure Fitness Athletic Club is a locally owned and operated gym in Thornton, Colorado. If you're visiting the area, we do offer day passes to exercise at our gym, use our amenities (including cryotherapy!), and attend our fitness classes. At Adventure Fitness, we are more than your typical gym because we provide a wide array of equipment, specialty services, classes, and other offerings that you won’t find at other gyms in the Thornton, CO, area.