A big group of Coefficient members cheering together on the gym floor
Membership · Member benefits

Member BenefitsMore than a membership.

All membership plans include access to Coefficient CrossFit member benefits.

01 · Included with every membership

Unlimited, for everybody.

Every class

Unlimited classes.

Every plan is unlimited and includes every class type:

  • CrossFit
  • Motherhood Strong
  • Olympic Weightlifting
  • Hybrid Flash
  • Mobility
  • Flexibility
  • Release & Restore Yoga
  • Open gym
See all class types →
Always free

Free childcare.

A dedicated kids area with background-checked staff. Always free for all CrossFit classes except weekday 5:00am and 6:00am.

Free childcare details →
HSA / FSA

Use your HSA/FSA.

Coefficient CrossFit has partnered with TrueMed so you can use your HSA/FSA account for your membership. Talk to a CCF coach to learn more.

See pricing →
Recovery Corner photo — coming soon
02 · The Recovery Corner at CCF

Recover like you train.

Take advantage of our recovery corner at Coefficient CrossFit! Athletes of all abilities can benefit by incorporating these techniques into their routine.

  • Massage guns (Hyperice Hypervolt 2)
  • Cold plunge tub
  • Infrared sauna
  • Normatec compression boots
$25/moUnlimited access
$5Per single use

The monthly unlimited add-on covers the cold plunge, infrared sauna and Normatec boots. Massage guns are always free.

03 · Partner perks

Exclusive perks from our partners.

Exclusive regenerative medicine partner

DB2 Regeneration

10% off
St. Charles & O’Fallon locations

The premier clinic in the area for regenerative medicine and hormone optimization.

Hormone optimization

  • Exclusive new-patient visit & labs pricing
  • $50 off lab work
  • $50 off first month of therapy
  • 10% off ongoing

10% off retail services

  • Regenerative medicine (PRP, stem cells)
  • IV therapy
  • Weight loss management

Priority appointments

  • 24–48hr availability for new patient visits
Gear · Grips

Frog Grips

25% off
Member discount

Chalkless gymnastics grips designed in Australia for functional fitness athletes. Frog builds them to protect your hands from rips and give you better grip, comfort and confidence, from everyday training and high-volume gymnastics to competition day.

Talk to a coach for more info.

Frog Grips website →
Gear · Footwear

Flux Footwear

40% off
Member discount

Adaptive shoes made to move with your feet, not against them. Flux designs its Adapt line to help you step naturally and keep the flexibility, strength and balance that bulky footwear takes away, for road running, trail running and hiking.

Talk to a coach for more info.

Flux Footwear website →
Members high-fiving after a workout
04 · Member Referrals
$50
Membership credit per referral

Bring your people.

The best CF marketing is word-of-mouth. If you love our community, coaches, and facility, tell your friends and family to join us! For every new member that you refer, you get a $50 credit on your membership. Up to 12 months of credits per member referred.

Valid new members are those that have not been a CCF member previously and who name you as a reference when starting their membership.

05 · Membership community events

Community beyond class.

We love having opportunities to spend time together outside of class. Here are some of the parties, outings and events our members get together for throughout the year.

01Annual

Anniversary Party

Our biggest night of the year: a “fancier” party at the gym with a catered dinner, drinks and dancing to celebrate another year of CCF.

3rd Anniversary Party, Sep 12, 2026 · formerly our winter holiday party
02Summer

Field Day

A nostalgic, grade-school-style field day at a local park: six-person teams, tug-o-war, potato sack races and a BBQ.

Vogt Brothers Park, Jun 2025 · Boone’s Lick Park, Jun 2026
03Fall · Family

Fall Festival

A family-friendly fall afternoon with pumpkin painting, corn bins, bobbing for apples, an obstacle course and s’mores.

Trunk or Treat, Oct 2025 · Fall Festival, Oct 2026
04Holidays

Brunchgiving

A potluck brunch after the Saturday community WOD. The Christmas Kickoff edition collects gifts for Serve Saint Charles.

Nov 2024 · Dec 2025 · Dec 5, 2026
05Guys’ night

Dude-entines

A coach-led guys’ night themed “The Art of Manliness”: some bench pressing, plus a tip or skill every man should know.

Feb 21, 2026
06Ladies’ night

Ladies’ nights

Wine & Paint Night at the Millers’ house, and Galentines with snacks, a signature cocktail and mocktail, and door-mat painting.

Wine & Paint, Dec 2024 · Galentines, Feb 2026
07Guys’ night

Bros, Beers & Bowling

The guys take over the lanes at Main Event Chesterfield for bowling and an adult beverage or two.

Dec 27, 2024
08Outing

Fitness Scavenger Hunt

Teams of four drive around Saint Charles snapping photos and videos of fitness things around town, then celebrate together.

Sep 2025 · anniversary weekend
09Potluck

Potlucks & bonfires

Bring a dish and stay after: the Freedom Brunch Potluck after the community WOD, and a bonfire-and-s’mores party to close out the CrossFit Open.

Freedom Brunch, Jul 2025 · Open Celebration, Mar 2026

The Anniversary Party is our annual celebration. Other events and dates change from year to year. Watch the monthly Variables newsletter, StreamFit and the gym whiteboard for what’s next.

Join the fitness community you’ve always wanted.

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