Sports Performance Gym in Southlake, TX


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Our team of experienced and certified trainers is dedicated to helping our members reach their full potential. Whether you are just starting out or looking to take your fitness to the next level, our trainers will work with you to create a customized workout plan that meets your unique needs and goals.

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One membership to crush your fitness goals

We specialize in helping our clients find their happiest, fittest selves. Becoming a member means you get a team of coaches and trainers to work with.

You will also join a community that's focused on personal growth, wellness and happiness. Personalized attention and community fitness works!

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Conveniently located Near Intersection of 114 & E Southlake Blvd

2870 Market Loop, Southlake, TX 76092 United States

Working out at the gym isn't easy. But getting there shouldn't be hard. 

Marr Strength

 is located and easily accessible from all of 


, Texas


Location details

OPen Hours

Monday 6AM-12PM & 4PM-7PM Tuesday 6AM-12PM & 4PM-7PM Wednesday 6AM-12PM & 4PM-7PM Thursday 6AM-12PM & 4PM-7PM Friday 6AM-12PM & 4PM-7PM Saturday 9AM-1PM Sunday CLOSED

Areas serverd

• Southlake • Dallas Ft Worth Metroplex

Ryan O'hearn Baltimore Orioles "I have worked with Chad since 2016, which has changed my life and career. The combination of his knowledge and the people at the gym makes it very special. The Box Matrix impacted my career and helped me fulfill my dream. "