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Studio K-Fit
“I have tried may different exercise programs and this one is the only one I have been able to stick with.”
Best Personal Trainers near Union City, CA
1 of these trainers is based in Union City; the others serve Union City from Redwood City (13 mi) and Foster City (14 mi).
all 11 open weekends · 9 rated 4.5+
Data verified October 18, 2026
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Wild & the Barre Fitness Studio
“The studio itself is beautiful, and with hanging vines and natural sunlight feels like a little retreat from the urban area.”
Obstacourse Fitness
“In addition, the community if fantastic, everyone is super friendly and supportive no matter where you are on your health journey.”
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The Weight Room RWC
“Matty was great about getting me in for some early morning training sessions when I was in town visiting family.”
Undisputed Boxing Gym
“If you like a high energy workout that pushes you to your limits this is the place for you.”
Powerhouse Gym Elite
“I highly recommend the gym as far as fitness and MMA goes.”
This page lists 11 personal trainers and training gyms recorded for Union City, CA. 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: Union City, CA
10 of the 11 trainers on this page have a rating, from 3.7 to 5.0 across 1,072 reviews; 6 have 50 or more reviews and 9 are rated 4.5 or higher. The topics that come up most in reviews of the trainers on this page are "equipment" and "community". All 11 are open on Saturdays and 7 on Sundays. 1 has a BBB rating of A or A+. Domain records put 6 websites of the trainers on this page at ten or more years old; the oldest dates from 2005. 1 lists coupons or special offers. We have a website on file for all 11 of the trainers on this page; 8 publish a contact page; 6 list a public email and 7 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.
Can I book a trainer listed for Union City online?
7 of the 11 listings take online bookings. A first phone call is normal anyway, because a trainer wants to know what they are working with before putting you in a slot.
Crossfit One World & Self Defense
“Dropped in while on a business trip and was made to feel very welcome by Bradley.”
Adapt and Perform LLC
“He helped me avoid surgery on my hip and gave me the right advice to maintain an active lifestyle.”
Tapestry Yoga
“It's all very COVID cautious, she attained a permit from the city to instruct at the park, she brings sanitizer for all and of course everyone wears a mask until we step on our mats and begin working out and we all keep a distance from one another once we are on our spots.”
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Bayfront Fitness
“No show boating, just a place to get a great workout in.”
I AM Fitness
Why these companies made our list
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