Hopkinton Family Day, a community event featuring live entertainment, games, activities and food trucks, and topped off with a fireworks display, is set to return on Sept. 17 at the field behind Hopkinton Middle School. The event, which starts at 2 p.m., is sponsored by many generous local businesses. Town organizations, nonprofits, clubs and businesses located in town offer activities for everyone. All activities (not including the food trucks) are free for the whole family. For more information, including how to participate as a sponsor or town organization, visit the Friends of Hopkinton website at friendsofhopkinton.org.