Get Stronger, Feel Better
Book your free 15 min intro. No workout, no sales pitch. Just a conversation to learn your goals, explain how our 50+ weekly classes work, and see if Sanitas is right for you.
Trusted as Boulder’s Best CrossFit Gym
⭐ 200+ Google reviews with a 4.9 star average
🥇 Voted “Best CrossFit in Boulder” every year since 2016 by Boulder’s Daily Camera
🏆 Top 5 CrossFit Gym in the US by publications like SHAPE & SELF magazines.
Get Results at CrossFit Sanitas
Get stronger, leaner, and feel better with plans that start at less than $7/day.
50+ weekly classes with expert coaching for all levels in CrossFit, Functional Strength, Yoga, Endurance, Women’s Strength, Olympic Lifting included in all plans.
Plus access to our in-house cold plunge, sauna, sports massage, physical therapy & nutrition counseling to get you the results you want fast!
Central Boulder, Colorado location, top-tier facility and equipment, in a fun and goal-focused community.
Come in for 15 minutes — meet a coach, tour the gym, and get a plan built around your goals. No pressure and no workout.
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.