Hopkinton 101, organized by the Hopkinton Public Library, is a community event where residents can learn about municipal departments as well as local nonprofit and volunteer opportunities. Town department representatives, nonprofit leaders and local businesses will participate in this free event, which is being held at the Hopkinton High School Athletic Center on Saturday, May 6, from 10 a.m.-3 p.m. For more information, visit hopkintonlibrary.org or call 508-497-9777.