Get Started at CrossFit Sanitas
Get stronger, leaner, and feel better with expert coaching, 50+ weekly classes in CrossFit, strength, endurance, and track — plus full recovery amenities like a cold plunge and sauna. Try the best CrossFit near you. Book your free 15-minute intro — no pressure, no commitment.
Come in for 15 minutes — meet a coach, tour the gym, and get a plan built around your goals. Bonus: Get a free InBody body composition scan ($40 value) at your intro visit.
Trusted by hundreds of boulder athletes
⭐ 169 Google reviews with a 4.9 star average
🥇 Voted “Best CrossFit in Boulder” every year since 2016
🏆 Top 5 CrossFit Gym in the United States
“Best CrossFit in Boulder”
every year since 2016
“4th Best CrossFit
in the US”
“5th Best CrossFit
in the US”
What Our Members Say
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“I was nervous to start because I had no idea what I was doing, but the coaches made me feel welcome right away and guided me through everything. I’ve never felt out of place.”
— Chris M.
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“I just wanted to feel stronger and healthier. Sanitas gave me the structure, support, and confidence I needed to stick with it—and I’m in the best shape of my life.”
— Matt M.
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“Every workout is coached. I never have to plan anything. I just show up and get results.”
— Katie S.
