Locally owned and operated, KarTTia Fitness in Jacksonville Beach builds community through personalized, level-based group fitness classes and personal training where members are known by name rather than treated as numbers. Founded as a faith-based fitness studio, the gym emphasizes both physical and mental wellness through accountability and supportive training partnerships.

Jacksonville Beach, Florida

This gym is amazing!! David is an excellent coach and you will have a workout that not only changes your body but your mind as well. I always leave after a workout and am so thankful for any time I spend at Karttia!

Coach David is amazing. I love the community. I love coming here when I’m in town. Its the best gym in Jacksonville.

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Have questions before joining KarTTia Fitness? This FAQ covers the most common things people want to know—membership options, pricing expectations, fees, cancellations, guest policies, and what's included in each plan. We also answer the same high-intent searches members ask online, like KarTTia Fitness membership, KarTTia Fitness membership cost, KarTTia Fitness membership cost per month, KarTTia Fitness membership plans, and KarTTia Fitness membership price per month—so you can make a confident decision without surprises.

KarTTia Fitness is known for its Kettle Squad class, a high-energy, HIIT-focused kettlebell workout that challenges all fitness levels with dynamic movements designed for strength, endurance, mobility, and full-body conditioning.

The gym maintains a 5.0 out of 5 rating based on 27 reviews, reflecting consistently positive member experiences.

Other prominent gyms in the Jacksonville Beach area include Titan Up Fitness, Chuze Fitness, Dynamic Fitness The Gym Jax, Planet Fitness, Focus Fitness Jax, LA Fitness, F45 Training Jacksonville Beach, and Fit20.

Kettle Squad is a signature HIIT class built around kettlebell training with dynamic movements designed for all fitness levels to build strength, endurance, and mobility.

Group fitness offerings include HIIT training, kettlebell classes, water rower training, functional fitness, and cardio-focused group sessions.

Specialized programs include community service initiatives, personalized training and nutrition programs, nutrition coaching with guidance on eating and sleep optimization, and social events.

The facility features TechnoGym's state-of-the-art SkillRun treadmill with shock-absorbing slat belt technology designed for injury-free running experiences.

Personal training sessions are fully customizable—trainers assess each new member's fitness level and tailor workouts with different versions designed for every ability level that can progress as members level up.

Facilities include cardio machines, kettlebell training areas, water rowers, and equipment from brands like Bang, Terra-Core, True Fitness, and Polar, along with heart rate monitors and pre-workout supplements available.

The gym offers nutrition coaching, nutrition programs, and guidance on eating and sleeping well to maximize energy levels and fitness results.

New members receive a free consultation session that includes a facility tour, meeting team members and current members, and a personalized discussion about health and fitness goals with a trainer.

KarTTia Fitness offers a mobile app designed to help members create and manage their gym membership.

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