Address
9745 W Happy Valley Rd
Peoria, Arizona 85383
Happy Valley Rd & Lake Pleasant Pkwy
Club Hours
Mon-Thu: 4:30 AM-11:00 PM
Friday: 4:30 AM-9:00 PM
Sat & Sun: 6:00 AM-9:00 PM
MKids Hours
Mon-Thu: 8:0 AM-8:00 PM
Friday: 8:00 AM-7:00 PM
Sat & Sun: 8:00 AM-3:00 PM


















CLUB AMENITIES
- Multi-Club Access
- Free Weights & Weight Machines
- Cardio Equipment with Personal TVs
- Free Towel Service
- Accelerate Cycle Studio
- Rogue Functional Training Equipment
- Complimentary Fitness Consultation
- Peak Performance Zone
- Steam Room
- Showers
- MCafe
- Serenity Yoga Studio
- Ignite Group Fitness Studio
- Basketball / Pickleball Court
- Full-Service Locker Rooms
- Recovery Massage Chair
FREE 5-DAY PASS
Mountainside Fitness Peoria - The Best Gym in Phoenix AZ
Mountainside Fitness Peoria is a premier gym serving the Peoria community, offering a welcoming and supportive fitness environment for Members of all levels. Conveniently located near Lake Pleasant Parkway and Happy Valley Road, our fitness center makes it easy to fit workouts into your daily routine.
Our Peoria gym offers a wide variety of group fitness classes each week, including Yoga, Spin, Mat Pilates, Barre, Tabata, Zumba, and more. Dedicated studios for specialty classes help create a focused and energizing workout experience led by experienced instructors.
Mountainside Fitness Peoria is known for its strong sense of community and elevated recovery offerings. In addition to expert-led group fitness classes and onsite childcare, this location features premium recovery amenities including red light therapy, cold plunge, and infrared saunas to support performance, recovery, and overall wellness.
We offer flexible club memberships for individuals, couples, and families, with both month-to-month and term pricing options available. Corporate fitness memberships are also offered, providing added value for local businesses and employees.
Visit Mountainside Fitness Peoria today and experience why we’re one of the top gyms in the Peoria area.