BECOME THE STRONGEST, HAPPIEST VERSION OF YOURSELF


We don’t want to tell you about us. We want to show you.

CrossFit

CrossFit

Group classes led by a certified coach

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Personal Training

Personal Training

1-on-1 with a certified coach

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CrossFit Kids/Teens

CrossFit Kids/Teens

Fitness made fun for kids and teens

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Nutrition

Nutrition

Support for your goals! Gain muscle, get leaner, stronger, and overcome plateaus

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Olympic Weightlifting

Olympic Weightlifting

A highly specialized program designed to improve your Olympic lifts.

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Yoga

Yoga

A once a week practice dedicated to slowing down, improving flexibility, balance, and breath.

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Open Gym

Open Gym

Membership Perks

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Are you new to CrossFit?

We've been in your shoes. The hardest part is taking the first step. We can help.

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Experienced?

Excited to meet you. Everyone starts with a free consult.

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Looking To Drop In?

Visiting town for a week, come to CrossFit St. Charles for a great place to workout

Let's Do This!
  • Jason Ks success story

    Supportive Coaching And A Solid Plan

    I trusted my CrossFit St. Charles Coaches and knew that if they applied the high standards and attention to detail that they do to my workout  to a weight loss plan, I was in good hands.  Supportive Coaching with a solid, healthy plan, I was a very succ...

    Jason K

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  • See what Jason K has to say.

    245Lbs

    Before

    Jason K Before Image
    205Lbs

    After

    Jason K After Image
    • 40Lbs

      Lost

    • In Only0

      Months

    I trusted my CrossFit St. Charles Coaches and knew that if they applied the high standards and attention to detail that they do to my workout  to a weight loss plan, I was in good hands.  It was a very empowering pathway for me!...

  • It is giving me a new confidence in my body!

    So thankful for this opportunity and for the coaches that show up to help me get better. Not just physically, but mentally as well. My mind has changed, not just my body. It's definitely giving me a new confidence in my body. Like, I can push it really fa...

    Jeanne H.

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  • I got my lungs back!

    “Six months, no smoking. Six months of CrossFit. I feel like I got my lungs back…”...

    Mark

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  • Rachael Ws success story

    ...It has changed my body, my mental thinking...

    So I was looking thru some photos and these photos right here are one of the reasons why I do Crossfit. It has changed my body, my mental thinking , the way I think about food , how much stronger I am and how I see exercise. the community in itself is one...

    Rachael W

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  • Jayne-Adaptive Athletes success story

    Actually, I can!

    "I've been coming a long time now. Kim's been working with me to challenge my weaknesses and turn them into strengths"...

    Jayne-Adaptive Athlete

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  • A family with a shared passion

    From the moment I stepped in I was embraced by a family, led by coaching skill to be and achieve my personal best, and encouraged by all to be my strongest physically, mentally, and emotionally. As with many I’m a mom, wife, and full-time professional a...

    Heather R.

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  • Crossfit St.Charles Community is one of a kind

    The Crossfit community has amazing gyms around the world and CFSC is a great example of just that. The investment of continued training and true desire to bring the best out of each coach is evident in everything they do from coaching a class to discussin...

    Mike T

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  • Jason Rs success story

    The coaches are invested in helping you reach your goals.

    I started crossfit because i wanted to find a healthier version of me. In doing so, my love for competition has been rekindled, which I’m enjoying. I’ve enjoyed making new friends with people in this fitness community and am constantly inspired by the...

    Jason R

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A 5 Star Gym

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Speed Is a Skill

Here is how to master it… Depending on your sport the importance of speed could be a defining characteristic of your success. Naturally track and cross country athletes want to run fast, but speed can help in almost all team and individual sports where strength and conditioning comes into play. Whether you’re a running back …

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CrossFit Open 2019 Wrap Up

  The WODs are done and the results are in. This 2019 Spring Open has proven to be my favorite to date. Congratulations to Aggressively Average for coming out on top of the scoreboard and claiming their spot on our trophy. Congratulations to all the teams who did the wods, tooke the judges course and …

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April Athlete of the Month – Kiersten Colburn!

1. Tell us a little about yourself! I am not one to talk about myself a whole lot so here we go. In West Philadelphia, born and raised, on the playground was where I spent most of my days … JUST KIDDING! I have lived in STL most of my life but Kansas is home! …

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Last Lean Mean Military Green Athlete spotlight goes to……TWO ATHLETES Heather R. and Meghan H.

Last Lean Mean Military Green Athlete spotlight goes to……TWO ATHLETES Heather R. and Meghan H. 1. Heather Raines- I want to shout out Heather for being a bad ass in general. She crushed 19.5 and every single open workout she completed. She had a nasty sinus infection half way through the open but pushed through …

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