All information about fitness clubs in Mount Vernon on one page. If you are looking for more information about the fitness industry in Mount Vernon, NY, check out the detailed statistics below to get a better understanding of fitness in Mount Vernon. You can find a list of the best fitness clubs here. As you can see above, there is a total of 0 gym located in Mount Vernon. Fitness clubs are filled with all the equipment to improve your health and well-being. Let's take a closer look at the fitness industry in Mount Vernon.