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

Learn More
Personal Training

Personal Training

1-on-1 with a certified coach

Learn More
Nutrition Challenge

Nutrition Challenge

Join our 90 day nutrition challenge

Learn More
CrossFit Kids/Teens

CrossFit Kids/Teens

Fitness made fun for kids and teens

Learn More
Sweat 30

Sweat 30

A high energy 30 minute class

Learn More
Nutrition

Nutrition

Support for your goals! Gain muscle, get leaner, stronger, and overcome plateau's

Learn More
Olympic Weightlifting

Olympic Weightlifting

A highly specialized program designed to improve your Olympic lifts.

Learn More
Open Gym

Open Gym

Membership Perks

Learn More

Are you new to CrossFit?

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

Schedule Free Consult

Experienced?

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

Schedule Free Consult

Looking To Drop In?

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

Let's Do This!
  • 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.

    Full Testimonial
  • I got my lungs back!

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

    Mark

    Full Testimonial
  • 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

    Full Testimonial
  • 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

    Full Testimonial
  • 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.

    Full Testimonial
  • 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

    Full Testimonial
  • 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

    Full Testimonial

A 5 Star Gym

35 REVIEWS

review_image

26 REVIEWS

review_image

30 REVIEWS

review_image
321Go Project
CrossFit Journal

CrossFit Journal

Crossfit Kids

Crossfit Kids

Progress with Rachael W.

“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 of the …

Continue reading

It’s just “See you soon”

We are so sad to be saying “See you soon” (never goodbye) to Kelly G. She is moving and off to great new adventures.  We are all hoping for an invite to visit! I simply cannot remember a time when Kelly was not a part of this gym. She has been the solitary perk of …

Continue reading

Jason’s transformation

“I’m a nerd with a background in healthcare.  As such, I’m skeptical of any “lose weight/be sexy/get strong “…with this one weird trick” and similar ads.  Honestly, I was quick to dismiss this program as yet another gimmick.  BUT, I trusted my Crossfit St. Charles coaches and knew that if they applied the high standards …

Continue reading

Happy New Year!

January 2nd, after the celebrations are over and we’ve had a day to recover, that is when the new year really starts. It’s when we reflect on the the indulgences of the past two months and really miss being at the gym. It’s when we get all the gift wrapping and buying and holiday celebrations …

Continue reading


$64

RP Strength Nutrition Challenge!

10% Discount for members

Features

Crossfit St. Charles now offers nutrition support for Crossfitters who want to gain muscle mass, get leaner, stronger, and overcome plateaus!