Momentum Fitness has been serving the fitness needs of South Jersey residents since 2003. Historically a women-only gym with locations in Williamstown and Washington Township, Momentum is now a fitness studio for both men and women located within the Advanced Medical and Professional Center on the Black Horse Pike in Williamstown. The new Momentum Fitness facility has narrowed its focus in order to provide the most effective and time efficient workout in Gloucester County.
Under the strong ownership of Jerry Marino, Momentum Fitness offers the internationally renowned Gravity Training System (GTS). GTS is the best resistance training program in the industry. This unique piece of equipment uses a variable pulley system, body weight as resistance, and an adjustable incline to achieve measurable results. GTS targets a multitude of health and fitness goals, from toning and weight loss to muscular rehabilitation and improvement of athletic performance.
Momentum fitness offers Group Strength Training, Gravity Pilates, Spinning, Gravity Kickboxing, and Personal Training. We’ll work with you to design dynamic workouts that will truly change your body, enhance your well being, and improve your long term health.
We offer classes for all levels of fitness, from beginner to seasoned athlete. Whether you are just starting an exercise program or your have been training for years, you will enjoy working out at Momentum fitness. Our fitness studio is fun, effective, challenging, and best of all affordable! There’s no need to lock into a long term payment plan, just sign up and purchase the classes you want, no more no less.
Looking to work out with traditional strength and cardio machines? We have Olympic free weights, a smith machine, selectorized machines, tread mills, bikes, and ellipticals. We will guide you with a program to suit your time and fitness level with your month-to-month membership and no up front fees!
Tired of the high-priced, overcrowded big-box gyms where you’re just a number? Stop in and experience a clean, friendly, knowledgeable, and affordable alternative.

