Crossfit Saint Charles -Saint Peters- Cottleville
“I was hesitant to start Cross Fit, it can be intimidating, but the coaches are amazing and the community is simply the best.”
Best Personal Trainers near St. Peters, MO
3 of these trainers are based in St. Peters; the others serve St. Peters from towns including O'Fallon (6 mi), St. Charles (5 mi) and Chesterfield (9 mi).
1 open 24/7 · 12 open weekends · 14 rated 4.5+
Data verified October 18, 2026
Dudas Fitness
“I still have a ways to go but I am confident that with Trevor's guidance and coaching I will get there!”
Spectrum Fitness
“After working with Stephanie he has gained so much confidence and he's not afraid to climb the big slides at the park anymore.”
Trainology Fitness Systems
“The coaches and other regulars that go there make you feel nothing but welcomed!”
Fit Girl Fitness
“Wonderful atmosphere, good friendly coaches, exercises and machines that you can't really get at home, 100% reccomend going here :)”
Blue Ocean Fitness
“The trainers are great and are very accommodating with regards to personal schedule and physical ability.”
This page lists 15 personal trainers and training gyms recorded for St. Peters, MO. What each one says about its approach, its hours and its booking comes from its own website; ratings and quotes come from public reviews.
Area overview: St. Peters, MO
The 15 trainers on this page are rated from 4.4 to 5.0 across 1,345 reviews; 10 have 50 or more reviews and 14 are rated 4.5 or higher. When students and parents rate these trainers on specific qualities, they most often praise professionalism (98%), quality (89%) and communication (83%). The topics that come up most in reviews of the trainers on this page are "atmosphere", "community" and "energy". 1 is open around the clock; 12 are open on Saturdays and 6 on Sundays. 1 lists staff certifications (NASM). 7 have ten or more years of experience, the longest 21 years. 2 offer a free trial or consultation. We have a website on file for all 15 of the trainers on this page; 13 publish a contact page; 7 list a public email and 3 take bookings online. We count these figures across the trainers on this page; distances are straight-line, and hours and prices change, so confirm the details with the trainer before you enroll.
Why are some trainers here not in St. Peters?
3 of the 15 listings are based in St. Peters. The rest come from other towns within 15 mi. Distances are straight-line, and plenty of trainers take clients from further out than their address suggests.
Renaud Center
“It is a clean, well maintained facility and very well staffed, I counted 6 lifeguards, and there is a large lap pool as well.”
Freedom Fitness -- Wentzville
“She is diligent that I am using the correct form as well as providing a variety of exercises.”
Fitness Friend Wellness
“We have been consistently working out 2 times a week and I am shocked at how much it has improved my strength, reduced injury, and increased my lean muscle tone.”
Club Fitness
“Great gym with a lot of options.”
Uncharted Crossfit
“The programming was great (similar to what my home gym does) and the large facility had all the equipment and space you could need!”
Tullock Fitness & Performance
“Cory is very knowledgeable about all I ask him no matter what activity it is about.”
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Team Branch Fitness & Training
“They offer a trial week for a low cost and the annual investment is worth every penny (& cheaper than most gyms that have half the quality).”
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Functional Elements Training & Nutrition
“If you are nervous about getting into the gym or just want some extra support, functional elements is the best place to start.”
Standard Health LLC
“Brian and his co-worker Ryan, developed a plan for my dad's needs and woohoo, it's working!!”
Why these companies made our list
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