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South Junior High School

3101 Cassia Street, Boise, ID 83705

DSchola Grade
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Grades
7–9
Middle
Students
533
Enrolled 2024–25
Students per teacher
14.6 : 1
Full-time teachers
District
Boise Independent District
Ada County

Schola Grade D · Below average

Letter grade (A–F) · compared with 106 Idaho middle schools · How we grade
Test scores37% proficient in math & reading
23rdpercentile
Equity20% of low-income students proficient
8thpercentile
Attendance22% chronically absent
33rdpercentile
Class size14.6 students per teacher
87thpercentile

Percentiles compare this school with other Idaho middle schools; the line marks the middle. Data: test scores 2021–22, graduation and absenteeism 2022–23 (U.S. Department of Education, EDFacts); coursework 2023–24 (Civil Rights Data Collection); staffing 2024–25 (NCES).

About South Junior High School

South Junior High School is a public middle school in Boise, Idaho, serving grades 7–9. It is part of Boise Independent District. The school is located in a midsize city in Ada County.

In the 2024–25 school year, 533 students were enrolled, with about 14.6 students for every full-time teacher. That ratio is smaller than the typical Idaho middle school (17.6 students per teacher). Its Schola Grade is D (below average), compared with 106 Idaho middle schools.

Grades & enrollment

Students per grade, 2024–25Grades 7–9

Location & nearby schools

3101 Cassia Street
Boise, ID 83705
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School details

Type
Public School · What this means
Level
Middle
Grades offered
7–9
Enrollment (2024–25)
533 students
Students per teacher
14.6 to 1
AP courses offered
1
Charter school
No
Magnet school
No
Locale
City — Midsize
School district
Boise Independent District
County
Ada County
NCES school ID
160036000073

Schools near South Junior High School

All 101 schools in Boise →

School data comes from the U.S. Department of Education: the National Center for Education Statistics (NCES) Common Core of Data and EDGE school locations (2024–25) and Private School Survey (2023–24), the Civil Rights Data Collection (2023–24), and EDFacts (test results 2021–22; graduation and chronic absenteeism 2022–23), plus other public sources. Please contact the school to confirm enrollment, programs, and other details. How we source data.