#379 of 497 high schools in Missouri
#11201 of 16,910 nationally
About Alton High
Alton High is a public high located in Alton, in the Alton R-IV school district of Missouri, United States. It caters for Grades 6–12. In 2025 it enrolled 281 students. Traditional public schools run by a school district; free to attend.
Its Success Index (US) is 38.9 out of 100, placing it in the lower 50% of high schools in United States and 379th of 497 ranked high schools in Missouri. Its strongest component is students per teacher (88th percentile), and its weakest is math proficiency (20th percentile).
Other published figures: enrollment 281.
There are 2 schools in Alton; Alton High ranks 1st of 2 scored schools there.
Success Index (US) breakdown
Each component is a percentile against high schools across United States.
- Math proficiency (30%)22%
- Reading proficiency (30%)42%
- Community advantage (fewer free/reduced-price lunch) (25%)56.9%
- Students per teacher (15%)9.4
The Success Index (US) summarises published data about a school community. It is not a measure of teaching quality. Read the methodology.
Published measures
All figures published for Alton High by the official sources.
- Enrollment
- 281
- Students enrolled in the latest NCES directory year.
- Free/reduced-price lunch
- 56.9%
- Share of students eligible for free or reduced-price lunch.
- Students per teacher
- 9.4
- Enrollment divided by FTE teachers; not class size.
- Reading proficiency
- 42%
- Share of tested students proficient or above (all students, all grades).
- Math proficiency
- 22%
- Share of tested students proficient or above (all students, all grades).
Free academic assessment
Is your child on grade level in reading and math?
Success Tutoring offers personalised English and math tutoring from Kindergarten to Grade 12. Start with a free online assessment and a clear plan for the year ahead.
- Personalised learning plan mapped to the Australian Curriculum
- English & Maths from Kindergarten to Year 12
- Flexible memberships, no lock-in contracts
- Centres across NSW, VIC, QLD, WA, SA and ACT
Schools near Alton High
Closest schools by straight-line distance, with their Success Index (US).
Similar schools
Public high schools in Missouri with a comparable Enrollment.
Hermann High
Hermann · Public high · Grades 9–12
282 students
Archie High School
Archie · Public high · Grades 6–12
278 students
Steelville High
Steelville · Public high · Grades 9–12
278 students
Russellville High
Russellville · Public high · Grades 7–12
285 students
Gainesville High
Gainesville · Public high · Grades 7–12
287 students
Bourbon High School
Bourbon · Public high · Grades 9–12
273 students
Frequently asked questions
Is Alton High a good school?
Alton High has a Success Index (US) of 38.9 out of 100 (Lower 50% of high schools in United States) and ranks #379 of 497 in Missouri. The index summarises published data about the school community and, where available, attainment; it does not measure teaching quality, so visit the school and ask about support at your child's level.
Where does Alton High rank in Missouri?
Alton High ranks #379 of 497 high schools in Missouri and #11201 of 16,910 nationally on the Success Index (US) (2025 data).
How many students attend Alton High?
Alton High had 281 students in 2025.
Is Alton High a elementary school or a high school?
Alton High is classified as a high covering Grades 6–12. It is a public school.
What other schools are near Alton High?
There are 1 schools within 15 km of Alton High; they are listed on this page with their Success Index (US) and distance, and can be compared side by side.