Buddy F.
11/17/2025
Amanda is my favorite but they're all. very good Their equipment is great. I get an excellent workout here.
Mountainside Fitness Happy Valley
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(282)
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2501 W Happy Valley Rd Ste 30
Phoenix, AZ 85085
Mountainside Fitness is Arizona's largest locally owned fitness center chain, offering 21 locations throughout the Greater Phoenix area. Renowned for its state-of-the-art amenities, the company provides a comprehensive fitness experience that includes innovative group classes, personal training, and engaging childcare services.
In addition to extensive fitness offerings, Mountainside Fitness emphasizes outstanding member service and community involvement. With a commitment to supporting health and wellness journeys, the organization aims to be more than just a gym, positioning itself as an all-inclusive fitness destination.
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Reviews
3.5282 reviews
Melissa M.
10/28/2025
Chantel Griswold was so helpful in getting me the package I was looking for! Anytime I need anything she's ready!
Krystal A.
11/1/2025
I love this gym!! It's close to home and Chantal always offers amazing customer service! & when it comes to the classes they offer... Stephanie and Danae are THE BEST!!
Nicholas T.
9/27/2025
This is an amazing place full of ambition and progress. My teenage son enjoyed exercising with me and my youngest loved the kids club. I'd highly recommend this over other gyms.
George W.
12/13/2025
Great job with trainers I've had. First, Dee, who did trading and "stretch-fit", the, after she retired, Zach followed up doing both "stretch-fit" and training. I needed to lose weight and build...
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