Alton's Alton High School is a Public School Serving students in Grades 09-12.
63.58% of students at this school are White, non-Hispanic
| Grades Offered | Grades 09-12 |
| Total Students | 1988 |
| Student:Teacher ratio | 16:1 |
| Gender % | 50.80 % Male / 49.20 % Female |
| Total Classroom Teachers | 127.72 |
| Student Population at Alton High School by Grade | |
| Magnet School | |
| Charter School | |
| Shared School | |
| Title 1 Eligible |