Deer Park Tennis & Fitness in Deer Park, NY was established in 1995. Our team of world-class tennis instructors offers an array of tennis programs from private to group lessons for juniors, adults, and seniors. Our six indoor full-sized championship hard courts have no glare lighting which provides excellent visibility with full 22-foot separation and divider nets between courts. Enhance your skills and on-court strength with our individual tennis lessons and seasonal programs.