David Garza
David Garza
Fitness Instructor

David has been teaching group fitness classes for over 20 years, ranging from HIIT, boot camps, rhythm cycling, and a variety of other workout modalities. As an endurance athlete, he has completed over 22 Ironman races and recently started competing in Hyrox events.

David's classes are known for his high energy and amazing music, and he'll challenge you to be your best athlete—in and out of class! He loves creating fun and challenging workouts that anyone can do, from someone just starting their fitness journey to the most seasoned athlete.

Joined the Castle Hill Fitness team in: 2026

Keep up with David on Instagram!
@davidgarza1

David's Classes This Week

Thursday, Sep 24
10:45 AM – 11:35 AM
DETAILS
POWER Circuit
17 of 20 open
Room: Multisport Book
Strength, Cardio, and Core collide in one electrifying, high-performance workout!Move through fast-paced strength and cardio stations designed for maximum efficiency, building muscle and endurance through exercises like kettlebell swings, squats, and battle ropes. Expect big energy, powerful moves, and just enough rest to catch your breath.Members can sign-up 6 days in advance, and cancel up to 4 hours before class start time.
Tuesday, Sep 29
10:45 AM – 11:35 AM
DETAILS
POWER Circuit
20 of 20 open
Room: Multisport Book
Strength, Cardio, and Core collide in one electrifying, high-performance workout!Move through fast-paced strength and cardio stations designed for maximum efficiency, building muscle and endurance through exercises like kettlebell swings, squats, and battle ropes. Expect big energy, powerful moves, and just enough rest to catch your breath.Members can sign-up 6 days in advance, and cancel up to 4 hours before class start time.

What People Are Saying...

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“Feels like working out with some friends! Love this class, teacher, and group. ” – Michelle G.

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“David has created an excellent class that checks all the boxes for a well-rounded workout. It's challenging while still offering modifications that allow everyone to participate safely and confidently. It has been a fantastic way to stay active while escaping the summer heat.   ” – Stephanie C.




Contact David Garza