About
Adventure Fitness Athletic Club is a locally owned gym in Thornton, Colorado, designed for people of every size, shape, age, and ability who want a more personal, supportive training environment. Instead of rows of identical machines and a crowded floor, you’ll find a thoughtfully equipped space with strength and cardio equipment, functional training zones, and specialty technologies like cryotherapy and Power Plate. Members can join a varied timetable of classes, including yoga, kickboxing, boot camp, mobility and flexibility sessions, and high‑intensity interval training, with many formats included in membership. The gym’s certified trainers offer both personal and small‑group coaching, helping beginners build confidence and more experienced athletes break through plateaus. With its friendly staff, inclusive culture, and focus on recovery as well as performance, Adventure Fitness Athletic Club has become a neighborhood hub for Thornton and the north Denver area members who want structured guidance without the impersonal feel of a big-box club.
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Upcoming events
No known events at the moment.
Amenities
No equipment listed yet.
Access
Adventure Fitness Athletic Club is located on Grant Street in north Thornton, just off I‑25, serving the greater north Denver area and nearby communities.
Opening hours
Pricing
Pricing not listed yet.
Contact
80241 Thornton
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Team
The coaching team has not been listed yet.
Athletes at this gym
No members linked yet.
Frequently asked questions
Where can I do HYROX in Thornton?
Adventure Fitness Athletic Club is an HYROX affiliated gym in Thornton, United States, 12301 Grant St Unit 210, 80241 Thornton.
Is Adventure Fitness Athletic Club an HYROX affiliated gym?
Yes. Adventure Fitness Athletic Club is an HYROX affiliated gym, equipped for training on the official stations.
What are Adventure Fitness Athletic Club's opening hours?
Adventure Fitness Athletic Club opening hours: Monday 04:00 – 20:00 · Tuesday 04:00 – 20:00 · Wednesday 04:00 – 20:00 · Thursday 04:00 – 20:00 · Friday 04:00 – 20:00 · Saturday 05:00 – 14:00 · Sunday Closed.