FitnessBoss
Strength & ConditioningCrossFit

CrossFit St. Charles

4478 South Saint Peters Parkway, Saint Charles, MO, 63304

About this gym

CrossFit St. Charles is more than a gym; it's a community where fitness meets family. Its 5,000+ sq. ft. facility offers a clean, safe environment for athletes of all levels, with dynamic CrossFit classes blending strength, cardio, and functional movements, personalized one-on-one training with expert coaches, nutrition coaching for lasting results, and kids' classes to build healthy habits.

Classes offered

Coaches Choice CrossFit Class 60mCrossFit Class 60mKids Programs Open Gym Small Group

Class schedule

Sunday
  • Coaches Choice CrossFit Class
    9:00 AM–10:00 AM
    Drop-in OK
Monday
  • CrossFit Class
    6:00 AM–7:00 AM
    Drop-in OK
  • CrossFit Class
    7:00 AM–8:00 AM
    Drop-in OK
  • CrossFit Class
    10:00 AM–11:00 AM
    Drop-in OK
  • Open Gym
    11:00 AM–12:00 PM
    Drop-in OK
  • CrossFit Class
    12:30 PM–1:30 PM
    Drop-in OK
  • Open Gym
    2:00 PM–5:00 PM
    Drop-in OK
  • CrossFit Class
    6:00 PM–7:00 PM
    Drop-in OK
  • CrossFit Class
    7:30 PM–8:30 PM
    Drop-in OK
Tuesday
  • CrossFit Class
    6:00 AM–7:00 AM
    Drop-in OK
  • CrossFit Class
    7:00 AM–8:00 AM
    Drop-in OK
  • CrossFit Class
    10:00 AM–11:00 AM
    Drop-in OK
  • Open Gym
    11:00 AM–12:00 PM
    Drop-in OK
  • CrossFit Class
    12:30 PM–1:30 PM
    Drop-in OK
  • CrossFit Class
    6:00 PM–7:00 PM
    Drop-in OK
  • CrossFit Class
    7:30 PM–8:30 PM
    Drop-in OK
Wednesday
  • CrossFit Class
    6:00 AM–7:00 AM
    Drop-in OK
  • CrossFit Class
    7:00 AM–8:00 AM
    Drop-in OK
  • CrossFit Class
    10:00 AM–11:00 AM
    Drop-in OK
  • Open Gym
    11:00 AM–12:00 PM
    Drop-in OK
  • CrossFit Class
    12:30 PM–1:30 PM
    Drop-in OK
  • Open Gym
    2:00 PM–5:00 PM
    Drop-in OK
  • CrossFit Class
    6:00 PM–7:00 PM
    Drop-in OK
  • CrossFit Class
    7:30 PM–8:30 PM
    Drop-in OK
Thursday
  • CrossFit Class
    6:00 AM–7:00 AM
    Drop-in OK
  • CrossFit Class
    7:00 AM–8:00 AM
    Drop-in OK
  • CrossFit Class
    10:00 AM–11:00 AM
    Drop-in OK
  • Open Gym
    11:00 AM–12:00 PM
    Drop-in OK
  • CrossFit Class
    12:30 PM–1:30 PM
    Drop-in OK
  • CrossFit Class
    6:00 PM–7:00 PM
    Drop-in OK
  • CrossFit Class
    7:30 PM–8:30 PM
    Drop-in OK
Friday
  • CrossFit Class
    6:00 AM–7:00 AM
    Drop-in OK
  • CrossFit Class
    7:00 AM–8:00 AM
    Drop-in OK
  • CrossFit Class
    10:00 AM–11:00 AM
    Drop-in OK
  • Open Gym
    11:00 AM–12:00 PM
    Drop-in OK
  • CrossFit Class
    12:30 PM–1:30 PM
    Drop-in OK
  • Open Gym
    2:00 PM–5:00 PM
    Drop-in OK
Saturday
  • Coaches Choice CrossFit Class
    8:30 AM–9:30 AM
    Drop-in OK
  • CrossFit Class
    10:00 AM–11:00 AM
    Drop-in OK

Membership & pricing

Drop-In - Single

$20/class

1 drop-in session that expires one week from purchase.

Drop-In - Up to 2 Sessions

$35 for 2 classes

2 drop-in sessions that expire 1 week from purchase.

Drop-In - Up to 3 Sessions

$50 for 3 classes

3 drop-in sessions that expire one week from purchase.

Drop-In - Up to 5 Sessions

$65 for 5 classes

5 drop-in sessions that expire 1 week from purchase.

Private Training

$70/class

One-on-one private training session.

Skill Session

$40/class

One-on-one 30 minute skill session.

Unlimited CrossFit

Contact for pricing

Train as often as you want with unlimited access to all CrossFit classes. Contact for exact pricing; CrossFit plans start at $160/month.

12x/Month CrossFit

Contact for pricing

12 classes per month membership. Contact for exact pricing.

CrossFit Punch Cards

Contact for pricing

Flexible punch card options for occasional visits and flexible scheduling. Contact for exact pricing.

Nutrition Coaching

Contact for pricing

Personalized nutrition plans and coaching to fuel your fitness journey. Contact for exact pricing.

Kids Programs

Contact for pricing

Designed to build strength and confidence in kids ages 8-17. Contact for exact pricing.

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