Mountainside Recreation and Sports Mountainside Recreation and Sports A variety of activities, programs, special events and facilities are provided by the Mountainside Recreation Commission and the Union County Department of Parks and Recreation. Mountainside Community Pool Dip, dunk, plunge and jump into the swim at the Mountainside Community Pool.
Seasonal memberships are available for families, individuals and senior citizens.
Applications are available at the Recreation Office in Borough Hall. There are six public courts in Mountainside, two at Deerfield School and four adjacent to Borough Hall. All are lighted. Badges are required for adults and teens. A variety of programs are offered, including youth lessons and team competition, and adult tournaments.