Every year, it happens: the holiday parties, the schedules, the chaos hit, and suddenly, you’re on the back burner again. Dec 1- Dec 6th But this year? Not this time....
Free
35 events found.
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!
Cardio
Events
Calendar of Events
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3 events,
Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces, and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! South City 3 & 4 Mile Route... 
Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! University City 3 Mile Route University City... |
1 event,
Every year, it happens: the holiday parties, the schedules, the chaos hit, and suddenly, you’re on the back burner again. Dec 1- Dec 6th But this year? Not this time....
Free
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1 event,
Every year, it happens: the holiday parties, the schedules, the chaos hit, and suddenly, you’re on the back burner again. Dec 1- Dec 6th But this year? Not this time....
Free
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2 events,
Every year, it happens: the holiday parties, the schedules, the chaos hit, and suddenly, you’re on the back burner again. Dec 1- Dec 6th But this year? Not this time. You deserve to feel strong, confident, and grounded through the holidays, not drained and defeated by them. At Burn Boot Camp, we make it possible....
Free
Unleash Your Inner Dancer: Hula Hoop Fitness Fun! Have a blast while getting fit in this fun hula hoop fitness class, perfect for all levels, whether you're a complete beginner...
$75
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1 event,
Every year, it happens: the holiday parties, the schedules, the chaos hit, and suddenly, you’re on the back burner again. Dec 1- Dec 6th But this year? Not this time....
Free
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2 events,Grab a friend and come join us this weekend for a FREE Pure Barre Class! 👯♀️ ALL CLASSES this Saturday Dec. 6th and Sunday, Dec. 7th are FREE! Already a Member?? Bring a friend for FREE and recieve double referral credit when they become a member! 🛍️ 📲 Contact the studio to reserve your spots...
Free
Every year, it happens: the holiday parties, the schedules, the chaos hit, and suddenly, you’re on the back burner again. Dec 1- Dec 6th But this year? Not this time....
Free
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2 events,Grab a friend and come join us this weekend for a FREE Pure Barre Class! 👯♀️ ALL CLASSES this Saturday Dec. 6th and Sunday, Dec. 7th are FREE! Already a Member?? Bring a friend for FREE and recieve double referral credit when they become a member! 🛍️ 📲 Contact the studio to reserve your spots...
Free
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Join us on December 7th, 2025, for the SKECHERS Hot Chocolate Run, where fun meets flavor in the most delicious way possible. Choose your challenge — 5K or 15K — and cross...
$59
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2 events,Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces, and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! South City 3 & 4 Mile Route...
Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! University City 3 Mile Route University City... |
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✨ Another LADIES NIGHT! ✨ Join us at EurekaFit for an unforgettable evening with Baylee (Rayl) Christophel and Called to B! 💪 Beginner-friendly (bodyweight) workout led by Baylee 🛍️ Shopping + bracelet making with Called to B 🥤 Refreshments & community vibes It’s FREE and open to all ages + fitness levels — just bring...
Free
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🎄BLOOM AFTER DARK – DANCE PARTY & GIFT EXCHANGE! 🎄 Get ready for a FUN night out filled with laughter, movement, and holiday fun! 💃✨ Join us at Bloom Fitness...
$25
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1 event,
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Get ready to sweat and groove at the Holiday Fitness Jam, where we'll be blasting music and breaking a sweat together! Welcome to the Holiday Fitness Jam at Move by...
Free
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3 events,
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It’s that time again!! Christmas DanceFit ALL MONTH LONG! Shake it with us every Monday at 4:30pm & Thursday at 8:15am (except on Christmas and New Year’s, of course!) 💃 Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces, and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! South City 3 & 4 Mile Route...
Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! University City 3 Mile Route University City... |
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Join us for our Holiday Lights & Cookie Run on Wednesday, December 17th! Starting from Fleet Feet St. Charles at 5:30pm, we'll take on festive surrounding neighborhoods for a social...
Free
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Step up to the challenge in Balancing on the Reformer, a class designed to improve stability, flexibility, and focus. This unique session combines Pilates stretches with standing balance poses, utilizing...
$25
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2 events,Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces, and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! South City 3 & 4 Mile Route...
Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! University City 3 Mile Route University City... |
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Featured
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Featured
December is stacked, sparkly, and absolutely overflowing with community energy — and we cannot wait to run straight through it with you. ❄️💙 Here’s what the month looks like for the 3Run4 crew: 📅 SUNDAY, DECEMBER 28 — Group Run + Sound Bites Brunch We finish the year with miles, mimosas, live music, and brunch...
Free
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2 events,Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces, and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! South City 3 & 4 Mile Route...
Every Monday at 5:45 pm throughout the year, no matter the weather, you can find a group of people to run with at Big River Running. Runners and walkers of all ages, paces and fitness levels are welcome. Bring your dog, push a stroller, the more the merrier! University City 3 Mile Route University City... |
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