Mountainside Fitness

What's Your Goal? Mountainside Fitness is the largest locally owned fitness center chain in Arizona boasting 16 fitness centers throughout the Valley.

As the leading fitness destination in Phoenix, we strive to provide our members value through 80 group classes weekly at every location, engaging childcare you can trust, state-of-the-art equipment, clean facilities, and of course, towel service. Simply put, Mountainside Fitness is your second home. We’re here to support you, from your heath & fitness journey to family fun. Because that’s the Mountainside Way.

08/08/2024

Join us at our Grand Preview Party at our Newest Location on Frank Lloyd Wright and the 101. Festivities kick off at 9AM. The gym will not be open for workouts.

08/05/2024

August Just Got Better!
Sign up now and get 1st month FREE + $0 enrollment!
Enjoy 2 FREE months of Premium Plus perks:
-Unlimited massage chairs
-48-hour priority class booking
-Unlimited body composition analysis
-15% off MShop & MCafe
-Unlimited cold plunge, and more!
Don't miss out, grab this deal and elevate your fitness experience today!

08/05/2024

Sweat is your body’s way of celebrating your progress, keep going!

08/04/2024

Join us from 2pm-5pm at Cafe Rio for our Job Fair.

08/03/2024

The court is calling. Answer with hustle, heart, and a whole lot of game!🏀

08/03/2024

Join us at Cafe Rio from 2pm-5pm for our Job Fair.

08/02/2024

August Just Got Better!
Sign up now and get 1st month FREE + $0 enrollment!
Enjoy 2 FREE months of Premium Plus perks:
-Unlimited massage chairs
-48-hour priority class booking
-Unlimited body composition analysis
-15% off MShop & MCafe
-Unlimited cold plunge, and more!
Don't miss out, grab this deal and elevate your fitness experience today!

08/02/2024

Kicking off the weekend with a flex!💪

07/31/2024

Experience why Mountainside is the perfect fit for you! Claim your complimentary 5-day pass and enjoy full-service amenities.
✔️ Group Fitness
✔️Recovery Room
✔️ Steam Room/Sauna
✔️ Weight Room
✔️ State of the Art Cardio Equipment
✔️ And so much more...

Link in bio! 🔗

07/31/2024

Turn your midweek slump into a power boost! Keep grinding and stay unstoppable! 💪

07/29/2024

Look Cool, Stay Cool with our New Member Special!

Our luxurious indoor facilities are the perfect place to stay cool this summer. Join Today!

✔️ $0 Enrollment
✔️ First 30 Days FREE
✔️1 FREE Month of Unlimited use of the Massage Chairs AND
✔️1 FREE Stretch-Fit

07/29/2024

New week, new goals, new gains! Let’s power through Monday and set the tone for success!

07/27/2024

At Mountainside you're always part of the family. Check in and let your workout begin!

07/26/2024

TGIF: Thank goodness it's 💪

07/24/2024

Your Workout, Their Adventure!

07/22/2024

Great job for showing up today! It's always easier when you have your crew!

07/20/2024

Empowering every lift, one weight at a time!

07/19/2024

Embracing strength, spirit, and stars & stripes! 🌟💪

07/17/2024
07/15/2024

Kick off the new week strong with your gym buddy!

07/13/2024

There is nothing better than winding down from the week with a Mountainside yoga class.😌

Click the link in our bio to sign up for a class today!

07/12/2024

Lift Local at Mountainside Fitness! Join Today with our New Member Special!

Our luxurious indoor facilities are the perfect place to stay cool this summer.

✔️ $0 Enrollment
✔️ First 30 Days FREE
✔️1 FREE Month of Unlimited use of the Massage Chairs AND
✔️1 FREE Stretch-Fit

Click here to join today https://mountainsidefitness.com/join/

Mountainside Fitness | Gilbert, AZ 11/12/2021

"The great environment and knowledgeable training staff at MSF made me a gym person for the first time in my life. The training manager Katy Rees is friendly, professional, and a great addition to the staff. She coordinates well with the trainers and ensures all members are satisfied with their sessions. She's always around to answer any member questions and handle any concerns. I appreciate everything her and the.." says Sanjana on Google

Mountainside Fitness | Gilbert, AZ ★★★★★ The great environment and knowledgeable training staff at MSF made me a gym person for the first time in my life. The training manager Katy Rees is friendly, professional, and a great addition to the staff. She coordinates well with the trainers and ensures all members are satisfied ...

Mountainside Fitness | Gilbert, AZ 11/12/2021

"I love this gym. The daycare is great! The gym is clean! The classes are fun and motivating! I am a member of the stretch fit program and absolutely love it! It's nice after a week of working out! I would highly recommend giving it a try, your body will thank you 😊" says aimee on Google

Mountainside Fitness | Gilbert, AZ ★★★★★ I love this gym. The daycare is great! The gym is clean! The classes are fun and motivating! I am a member of the stretch fit program and absolutely love it! It's nice after a week of working out! I would highly recommend giving it a try, your body will thank you 😊

Mountainside Fitness | Gilbert, AZ 10/18/2021

"Member since 2015. I thought that I wanted to find another gym that was open 24 hours. Joined EOS…. For one visit. Chaos…is how describe that place. MSF…I have never had a complaint at ANY of your locations. Always clean, great employees, plenty of equipment & clientele with class (mostly). You are my home, MSF." says Rich on Google

Mountainside Fitness | Gilbert, AZ ★★★★★ Member since 2015. I thought that I wanted to find another gym that was open 24 hours. Joined EOS…. For one visit. Chaos…is how describe that place. MSF…I have never had a complaint at ANY of your locations. Always clean, great employees, plenty of equipment & clientele with cl...

Mountainside Fitness | Gilbert, AZ 04/10/2021

"Tons of equipment, great shakes, great staff." says MrZombieBrainz on Google

Mountainside Fitness | Gilbert, AZ ★★★★★ Tons of equipment, great shakes, great staff.

Mountainside Fitness | Gilbert, AZ 02/28/2021

"We had a great experience. The information was provided in a very professional manner. Cooper was great very attentive and great overall." says Eloy on Google

Mountainside Fitness | Gilbert, AZ ★★★★★ We had a great experience. The information was provided in a very professional manner. Cooper was great very attentive and great overall.

02/22/2021

NEW EQUIPMENT! We received new platforms last week! Try them out the next time you visit.

Mountainside Fitness | Gilbert, AZ 02/19/2021

"Aaron was quick and efficient in getting me signed up and answered any questions I had. Great atmosphere." says Rustin on Google

Mountainside Fitness | Gilbert, AZ ★★★★★ Aaron was quick and efficient in getting me signed up and answered any questions I had. Great atmosphere.

Mountainside Fitness | Gilbert, AZ 02/15/2021

"Looking forward to the very well kept Sauna and Steam Room." says Tami on Google

Mountainside Fitness | Gilbert, AZ ★★★★★ Looking forward to the very well kept Sauna and Steam Room.

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Our Story

Mountainside Fitness is the largest locally owned fitness center chain in Arizona boasting 17 fitness centers throughout the Valley. As the leading fitness destination in Phoenix, we strive to provide our members value through 80 group classes weekly at every location, engaging childcare you can trust, state-of-the-art equipment, clean facilities, and of course, towel service. Simply put, Mountainside Fitness is your second home. We’re here to support you, from your heath & fitness journey to family fun. Because that’s the Mountainside Way.

Category

Telephone

Address


3345 S Val Vista Drive Ste 110
Gilbert, AZ
85297

Opening Hours

Monday 4:30am - 11pm
Tuesday 4:30am - 11pm
Wednesday 4:30am - 11pm
Thursday 4:30am - 11pm
Friday 4:30am - 9pm
Saturday 6am - 9pm
Sunday 6am - 9pm

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