Essex Park is a municipal park in Montclair, in Essex County, New Jersey, United States.FacilitiesEssex Park is mostly occupied by sports and recreational facilities. These facilities are used often by the Montclair High School's gym classes and athletic teams and are closed to the public at some times. It has: a Swimming pool a soccer field made of artificial turf a quarter mile running track an ice skating rink a football field made of artificial turf three baseball fields a field house with locker rooms and bathrooms, et.c. a playground bleacher seating footpaths/bikeways benches and tables a small sledding hill open field spaceLocationEssex Park is in central Montclair. It is bordered on the west side by New Jersey Transit's Montclair-Boonton Line, on the north by Champlain Terrace, on the east by Essex Avenue, and comes to a point in the south next to the Walnut Street station. Going through it is Chestnut Street, separating the Pool, playground, and skating rink from the rest of the park.