Sierra-osage Treatment Center

Sierra-osage Treatment Center serves 21 students in grades 5-12. 
The student-teacher ratio of 11:1 is lower than the Missouri state level of 12:1.
Minority enrollment is 24% of the student body (majority Black), which is lower than the Missouri state average of 32% (majority Black).

Quick Facts (2026)

  • Grades: 5-12
  • Enrollment: 21 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 24%
  • : <50% (Btm 50% in MO)
  • Source: National Center for Education Statistics (NCES), MO Dept. of Education

School Overview

Sierra-osage Treatment Center's student population of 21 students has grown by 90% over five school years.
The teacher population of 2 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 5-12
(No virtual instruction)
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Total Students
21 students
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Total Classroom Teachers
2 teachers
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School Rankings

The diversity score of Sierra-osage Treatment Center is 0.39, which is less than the diversity score at state average of 0.51. The school's diversity has stayed relatively flat over five school years.
This School
State Level (MO)
Student-Teacher Ratio
11:1
12:1
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American Indian
n/a
n/a
Asian
n/a
2%
Hispanic
n/a
8%
No Summary generated because only 2 years of data available
Black
19%
15%
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White
76%
68%
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Hawaiian
n/a
1%
Two or more races
5%
6%
No Summary generated because only 2 years of data available
All Ethnic Groups
0.39
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<50%
90%
No Summary generated because only 4 years of data available
Eligible for Free Lunch
86%
42%
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School Statewide Testing
Source: National Center for Education Statistics (NCES), MO Dept. of Education

Frequently Asked Questions

What is the graduation rate of Sierra-osage Treatment Center?
The graduation rate of Sierra-osage Treatment Center is 50%, which is lower than the Missouri state average of 90%.
How many students attend Sierra-osage Treatment Center?
21 students attend Sierra-osage Treatment Center.
What is the racial composition of the student body?
76% of Sierra-osage Treatment Center students are White, 19% of students are Black, and 5% of students are Two or more races.
What is the student-teacher ratio of Sierra-osage Treatment Center?
Sierra-osage Treatment Center has a student ration of 11:1, which is lower than the Missouri state average of 12:1.
What grades does Sierra-osage Treatment Center offer ?
Sierra-osage Treatment Center offers enrollment in grades 5-12 (No virtual instruction).
What school district is Sierra-osage Treatment Center part of?
Sierra-osage Treatment Center is part of Division Of Youth Service School District.

School Reviews

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Quick Facts (2026)

  • Grades: 5-12
  • Enrollment: 21 students
  • Student-Teacher Ratio: 11:1
  • Minority Enrollment: 24%
  • : <50% (Btm 50%)
  • Source: National Center for Education Statistics (NCES), MO Dept. of Education

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