Mountainside Fitness

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15455 W Bell Rd

Surprise, AZ 85374

+1 (623) 889-0374

https://mountainsidefitness.com

Mountainside Fitness Surprise At Mountainside Fitness, we take our reputation as being one of the leading gyms in Surprise, AZ very seriously. In each of our 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 Surprise, AZ fitness center has to offer, check our amenities below. Our club memberships are created for individuals, couples and families with month to month or contract pricing options. Plus, we also offer corporate fitness center memberships which provide employees savings up to 20% off membership.

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Reviews

4.0221 reviews

Bradley B.

8/30/2025

The service at the front desk was awesome! The protein shake was amazing! And the facility was very clean.

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Jonathan H.

9/14/2025

I've been going to this gym since I was 9. After going to the daycare center for years, I grandfathered into the gym when I was 12 and got a free gym membership for the whole life for free. I've...

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Rachel J.

8/6/2025

The only incentive for working out here is the childcare they offer. All of the machines are very old and it's not very big. Most of what they have is very outdated or the equipment doesn't work...

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Brian M.

2/1/2025

Great Sport Cycle class this morning with instructor Megan. The room is a little tight with the number of bikes but overall it's a very good class. This class has been fully booked so recommend...

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