City Square Park is a park in Boston's Charlestown neighborhood, in the U.S. state of Massachusetts. The park has a World War II Memorial. * John Winthrop Great House site, 2008 * Eastern Entry to the Park * Sculpture featuring Justice facing Main Street * City Square Park Bench honoring Kenneth Stone a key driver of the park's establishment * The John Boyle O'Reilly Plaque is one of several honoring past prominent residents of Charlestown Massachusetts