FOR EVERYONE

Feel Stronger, Fitter & More Confident

Your journey starts with expert coaching, proven programs, and a welcoming community in the heart of Boulder. Whether you're just starting out, or moving from another CrossFit gym, our coaching, onboarding, and flexible schedule make it easy to get started.

  • Start with Foundations

    3 Personal Training Sessions
    Month of Unlimited Classes
    Nutrition Consult, InBody Scan
    21-Day Coach Check-In

    Learn the fundamentals with expert coaching to set you up for long-term success.


    $298/1st Month (includes up to 3 personal training sessions your 1st month)

  • Jump Right into Class

    Athletes with experience from another CrossFit can jump right into classes.

    ✓ Get started with classes or get a refresher with 1-2 personal training sessions.



    $211-228/Month

Trusted By

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”

MEMBER STORIES

What Our Members Say

Join hundreds of satisfied members who've transformed their fitness and found a supportive community at CrossFit Sanitas.

  • I was hesitant to join a gym, but Sanitas made me feel comfortable from day one.

    Chris M.

  • Dropped 2 pant sizes and significantly boosted my endurance. No other gym compares.

    Suzi B.

  • Top-notch coaches who push you safely beyond your limits.

    Amanda P.

  • They meet you where you are. Super friendly staff and a well-maintained facility.

    Eve G.

  • Fabulous gym with excellent staff and top-notch facilities. Always clean and organized.

    Emily K.

Not Sure Yet?

Not ready to commit? Book a free 15-minute 1-on-1 with a coach:

✓ Tour the gym

✓ Talk about your goals and past experience

✓ Learn how Foundations works

✓ Get all your questions answered — no pressure, no workout

Wodify Lead Form

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From the CrossFit Gallery

GET STARTED

How to Get Started

Join hundreds of satisfied members who've transformed their fitness and found a supportive community at CrossFit Sanitas.

Ready to Transform Your Fitness?

Join hundreds of others who've changed their lives at CrossFit Sanitas. Your fitness journey starts with a simple conversation.