Discover fitness events & pop-ups happening all across St. Louis using this calendar!  This page will be updated regularly with new listings, so check back weekly or get on the email list for a weekly drop.  Hosting an upcoming event?  Add your listing here! 

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  • FREE Fit4Mom Workout + Birthday Bash at Frankie Martins Garden

    Frankie Martin's Garden 5372 Saint Charles Street, Cottleville, MO, United States

    FIT4MOM St. Charles is Turning ONE! Come celebrate a year of strength, motherhood, and community at our 1-year Birthday Bash! Date: Sunday, September 7th Location: Frankie Martin's Garden Time: 9-12....

    Free
  • F45 Fenton Open House + Free Workouts

    F45 Training Fenton 70 Gravois Rd, Fenton Plaza, Fenton, MO, United States

    Join us for our Open House at Fenton F45 Training ???? Saturday, September 13th 6:45am-10am Free workouts 7am & 8:15am + meet the coaches, tour the studio, + free supplements & gifts Ever wondered what F45 Training is really like? ????️‍♀️ Curious about how our science driven programming can create life changing results! This is...

  • Family Fitness Glow Party Pop-Up!

    Ultimate Fitness Plus 425 S Lincoln Dr, Troy, MO, United States

    Join us for the Family Glowdown! ✨???? A neon-fueled workout party where parents and kids shine, sweat, and have fun together! -Saturday, September 13, 2025 -10am -11am -Preregister by September...

    $5
  • Breakout Fitness STL: Outdoor Fall Fitness Challenge

    Breakout Fitness Training Studio 3283 Ivanhoe Ave, St. Louis, MO, United States

    ???? The Fall Fitness Challenge is coming — and you’re invited. ???? Saturday, Sept 20 | 8 AM ???? Breakout Fitness – Lindenwood Park What to expect: • ???? scored...

    $10
  • Pedal for the Cause: Kids Challenge

    The Family Arena, St. Charles 2002 Arena Pkwy, St. Charles, MO, United States

    Kids ages 3-13 can help create a world without cancer too! Kids choose from a variety of shift times to ride as many loops as possible on our safe, closed course. Register...

    $35
  • Fit Family 5k with Black Kids Do Yoga

    Bella Fontaine Park 9565 Bellefontaine Rd, St. Louis, MO, United States

    The Fit Family 5k is a family-friendly event designed to promote health, wellness, and community involvement. This fitness-focused walk welcomes participants of all ages and skill levels, offering a supportive...

    $20
  • Stretch U St. Peters 15th Anniversary

    Stretch U St Peters 6143 Mid Rivers Mall Drive, St. Peters, MO, United States

    Celebrate 15 years of Stretch U with free stretches, food, drinks, raffles, special discounts & more! Don’t miss the fun! You're invited to help us celebrate Stretch U's 15th Anniversary...

    Free
  • Grand Opening: Pilates & Custom Fitness, Kirkwood

    Pilates & Custom Fitness, Kirkwood 200 S. Kirkwood Road, Suite 100, Kirkwood, MO, United States

    Get Ready Kirkwood! Our grand opening is October 1st in the plaza outside of Kaldi’s across from the studio! Mark your calendars!!????️????????

  • Nia: Dance + Martial Arts

    Gateway Yoga STL 935 S Kirkwood Rd, St. Louis, MO, United States

    Experience a 60 minute Nia class with our special guest, Debbie Barstow! Nia is much more than ‘just a workout,’ Nia offers a holistic fusion of dance, martial arts and healing arts to create an effective, fun and transformational workout for body, mind, emotions and spirit that will leave you smiling while you sweat. Practiced...

    $10
  • Rooftop Sunset Sip + Sweat

    One Foundry Way 3835 Foundry Way, St. Louis, MO, United States

    Sunset Sip & Sweat: Round 2! This time, we’re going bigger + better ???? 45-min full-body sweat ???? Free mini facials from Glo30 ???? Light bites + refreshing mocktails ????...

    $55
  • FREE Shred415 Workout at Rockwell Beer Garden ????

    Rockwell Beer Garden 5300 Donovan Avenue, St. Louis, MO, United States

    Join us at Rockwell Beer Garden in Francis Park (5300 Donovan Ave, St. Louis, MO 63109) for a Total Body Shred-inspired workout! ???? Sweat it out in the park with...

    Free
  • FREE Community Workout Class

    D1 Training St. Louis West 14015 Manchester Rd, Ballwin, MO, United States

    ???? Free Community Class – Oct 13 – Been wanting to try a class? Bring a friend and come train on us! (Reach out to Alexa to sign up!)

    Free