Eastside Park is a park located in Paterson, New Jersey. The park is bordered by Martin Luther King, Jr. Way (Broadway) to the north, McLean Boulevard to the east, Park Avenue to the south, and Derrom Avenue to the west. Eastside Park is the cornerstone of the Eastside Park Historic District, a state and nationally registered historic place added to the National Register of Historic Places on July 7, 2004.

Eastside Park is a residential neighborhood in the Eastside of Paterson, New Jersey. The Eastside Park section of the city is generally defined as the area of the city bordered by Vreeland Avenue and East 33rd Street to the west, 20th Avenue to the south, McLean Boulevard to the east, and Martin Luther King, Jr. Way (Broadway) to the north. The Eastside Park section is delineated from the Manor section of the city by Broadway, which becomes Route 4 before crossing the Passaic River into Elmwood Park in Bergen County.