CrossFit in Buena Vista, CO

Elevate your fitness. Elevate your life.

At CrossFit Thin Air, we believe health should be sustainable, shared, and built for real life.

World-Class Coaches Who Care

With more than a decade of experience and certifications up to CrossFit’s top Level 4 distinction, our coaches combine expert knowledge with genuine connection to help you grow safely and sustainably.

Supportive Community

We move together, celebrate together, and grow together. Every member is met with encouragement, accountability, and genuine care. This is a place where you’ll be known and supported.

‍Built for Lifelong Health

We’re in this with you—not for a 6-week challenge, or a quick fix, but for the seasons, years, and life ahead. Together, we build habits that last, confidence that sticks, and strength that grows with you.

Train Here / Play There

At CrossFit Thin Air, we believe the work you do in the gym should make life outside the gym better. Train Here / Play There is our reminder that fitness is not just about workouts, numbers, or chasing the next PR — it is about being ready for the things you love most.

Whether that means hiking a fourteener, skiing with friends, chasing your kids, riding trails, paddling the river, or simply having the energy to fully enjoy everyday life, we train with purpose.

We build strength, endurance, confidence, and resilience here so you can go play out there.

Getting started is easy

Book Your Free Class

Start by signing up for a free class so you can experience CrossFit Thin Air firsthand, meet our coaches, and see what makes our community different.

Meet the Coaches and Try a Class

We will welcome you in, guide you through the workout, and help you feel comfortable every step of the way. No matter your experience level, we will meet you where you are.

Choose Your Membership and Join the Community

After your class, you can choose the membership option that fits you best and start building strength, confidence, and consistency with a plan to build lifelong health!