Mountainside Fitness's cover image

This profile has been claimed by the business owner or representative.

Mountainside Fitness

Get directions

About this business

Mountainside Fitness Peoria At Mountainside Fitness, we take our reputation as being one of the leading fitness centers in Peoria, AZ very seriously. In each of our 17 health and fitness centers, our staff genuinely cares about the experience of our Members. From group fitness classes to onsite childcare, Mountainside Fitness has something for everyone. To see what our Peoria, AZ fitness center has to offer, check our amenities below. Our club memberships are created for individuals, couples and families with month to m... read more

Location details

9745 W Happy Valley Rd, Peoria, AZ, 85383, United States

Get directions
Mon4:30 a.m. to 11:00 p.m.
Tue4:30 a.m. to 11:00 p.m.
Wed4:30 a.m. to 11:00 p.m.
Thu4:30 a.m. to 11:00 p.m.
Fri4:30 a.m. to 9:00 p.m.
Sat6:00 a.m. to 9:00 p.m.
Sun6:00 a.m. to 9:00 p.m.
4.8327 reviews
49 reviews have no rating
Select a rating
John Ellefson's profile image
John Ellefson 
recommend  Recommended
4 years ago

Great staff, very clean, a joy to workout here 

Calvin Brown Jr's profile image
Calvin Brown Jr 
recommend  Recommended
5 years ago

Sunday evening the perfect workout time. 

Alicia Schneerer's profile image
Alicia Schneerer 
recommend  Recommended
5 years ago

Friendly staff, best equipment and super clean!!! 

Rebecca Starks's profile image
Rebecca Starks 
recommend  Recommended
5 years ago

Friendly staff and the best trainers! 

Jenny Gibson-DeBolt's profile image
Jenny Gibson-DeBolt 
5 years ago

I love, love, love this facility. Great people, great class offerings and lots of equipment. The facility is clean. It has really nice locked rooms. There’s a ton of treadmills. There’s a phenomenal daycare center. There’s a chiropractor and a physical therapy center. There’s a shake/snake bar with great healthy options. Great place! I’m so glad I joined. My constructive feedback would be: 1. Stagger class schedules 15 minutes between classes in same room to free up parking (parking is VERY limited at this location) a... read more

Randall Vermillion's profile image
Randall Vermillion 
recommend  Recommended
5 years ago

Great place for "normal" people to get in better shape! 

Robert Spangler's profile image
Robert Spangler 
recommend  Recommended
5 years ago


Brook McBane's profile image
Brook McBane 
recommend  Recommended
5 years ago

Check out the classes Amazing 😉 especially the peoira location all Of Julie’s classes are great ! She is so motivational ❣️ 

Natalie Noah-Nemec's profile image
Natalie Noah-Nemec 
5 years ago

Love this gym and there locations classes rock and so many to choose from 

Frequently asked questions about Mountainside Fitness

How is Mountainside Fitness rated?

Mountainside Fitness has a 4.8 star rating with 327 reviews. 

When is Mountainside Fitness open?

Mountainside Fitness is closed now. It will open tomorrow at 6:00 a.m.