Lagrangeville's Arlington High School is a Public School Serving students in Grades 09-12.
81.05% of students at this school are White, non-Hispanic
| Grades Offered | Grades 09-12 |
| Total Students | 3330 |
| Student:Teacher ratio | 17:1 |
| Gender % | 50.51 % Male / 49.49 % Female |
| Total Classroom Teachers | 191.56 |
| Student Population at Arlington High School by Grade | |
| Magnet School | |
| Charter School | |
| Shared School | |
| Title 1 Eligible |