Welcome to All N 1 Fitness
All N 1 Fitness is a Health Club and Fitness Center located in the St. Louis, Mo. area. We have two locations, one location in Crestwood, Mo. and one Granite City, Il. Our mission is to provide a dynamic training facility with state-of-the-art equipment, professional instructors, and high-level training. Our classes are geared toward people looking to get in fantastic shape and lower body fat in a clean, positive environment.

The All N 1 Fitness staff is composed of knowledgeable trainers with expertise in a wide range of disciplines. Our personal trainers specialize in nutrition, cardio, and strength training so they can help our members sculpt the great physiques that they’ve always wanted. We offer group fitness classes, personal training, an in-house Chiropractor, complimentary day-care, and much more.
For detailed information about what we offer, see Programs, Personal Training, and Testimonials.
All N 1 Fitness West
Our West facility, located at 9744 Watson Rd in St. Louis, Mo. is over 20,000 square foot, featuring a fitness center, a group fitness room, cross-fit room, and an in-house Chiropractor. We offer over 11,000 sq. ft. of state-of-the-art cardiovascular conditioning center with a wireless entertainment system, individual televisions, and advanced free-weight training centers.

We have men and womens locker rooms complete with restrooms, showers, vanity and dry sauna. Other amenities include day care and personal training. We are pleased to announce a number of additions to our class schedule, which will give everyone the opportunity to participate in more classes.
Our complimentary day care service is available to all members at no extra charge. Get in great shape and relax, knowing your children are being cared for and entertained just a few rooms away!


We encourage potential members to come try our facility for 14 days FREE. Call 314-821-1144 for more information our fill out our online form here!
All N 1 Fitness East
Our East facility, located at 400 A Street, Suite D in Granite City, Il, is a world-class training center designed to enhance the physical, mental, and spiritual well-being of its members. The center’s purpose is education through fitness.

All N 1 Fitness East has new locker rooms, 3,000 square feet of new Hammer Strength weight lifting and fitness equipment, 1,000 square feet of cardio equipment, and 5,000 square feet of matted area.
Our personal trainers are professionals, the best in the business, and are focused on ensuring members get in the best shape of their lives.


Memberships and free trials are available to the public. We encourage you to call 618-452-8561 today to try us now! Or send us a message with our online form, here!




