Elwood, a hamlet in Suffolk County and in the Town of Huntington, has a population of 11,177, according to the 2010 U.S. Census.
Elwood-John H. Glenn High School at 478 County Road 10 in Elwood, serves 756 students in grades 9-12. (June 17, 2012)
Harley Avenue Primary at 30 Harley Avenue in Elwood, serves 615 students in kindergarten to second grade. (June 17, 2012)
The Elwood Public Library at 1929 Jericho Turnpike in East Northport, is open Monday through Thursday from 10 a.m. to 9 p.m., open Friday and Saturday 10 a.m. to 5 p.m. and Sunday from 1-5 p.m. (June 17, 2012)