Anderson Park Bellevue Ave & N Mountain Ave, Montclair, NJ07043 This 14.85-acre park, bordered on the north by Bellevue Avenue, on the south by the Parkside, on the west by North…More Mountain Avenue and on the east by railroad tracks was designed by the Olmsted Brothers firm. Charles W. Anderson donated this parkland and since then it has become part of the pioneering Essex County Park Commission system. This park, with its playing fields and pathways shaded by trees and shrubs, is a favorite among strollers, dog walkers, and children learning to ride bicycles. The park is host to the popular Fine Arts and Crafts ShowArt. For more information, visit the Web site.