Middle Island's Longwood High School is a Public School Serving students in Grades 09-12.
57.89% of students at this school are White, non-Hispanic
| Grades Offered | Grades 09-12 |
| Total Students | 2845 |
| Student:Teacher ratio | 14:1 |
| Gender % | 51.46 % Male / 48.54 % Female |
| Total Classroom Teachers | 198.99 |
| Student Population at Longwood High School by Grade | |
| Magnet School | |
| Charter School | |
| Shared School | |
| Title 1 Eligible |