At X⁴ Highland Park in Chattanooga, TN, we’re more than just a workout—we’re a community built around helping you thrive inside and outside the gym. Our approach combines proven strength and conditioning methods with the high-energy pace of HIIT, all delivered in 60-minute group classes that keep you motivated and challenged. No matter your age, background, or experience level, our expert coaches create an environment where you can succeed at your own pace.

What sets us apart is the balance we strike between intensity and inclusivity. We design every class so beginners feel supported while experienced athletes stay engaged and inspired. Our tight-knit community celebrates every milestone, whether it’s your first push-up or your 100th class.

At X⁴ Highland Park, you’ll find more than results—you’ll find accountability, encouragement, and a renewed sense of confidence. If you’re looking for a gym in Chattanooga, Tennessee that combines science-backed training with an atmosphere that feels like family, you’ve found the right place.

Join us and discover why X⁴ Highland Park is Chattanooga’s destination for fitness, health, and strength—redefined.