Serving 79 students in grades 7-12, Cossa Academy ranks in the bottom 50% of all schools in Idaho for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is ≤20% (which is lower than the Idaho state average of 41%). The percentage of students achieving proficiency in reading/language arts is ≤20% (which is lower than the Idaho state average of 55%).
The student-teacher ratio of 8:1 is lower than the Idaho state level of 17:1.
Minority enrollment is 46% of the student body (majority Hispanic), which is higher than the Idaho state average of 28% (majority Hispanic).
Quick Facts (2026-27)
- School Type: Alternative school
- Grades: 7-12
- Enrollment: 79 students
- Student-Teacher Ratio: 8:1
- Minority Enrollment: 46%
- Graduation Rate: 60-69% (Btm 50% in ID)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤20% (Btm 50%)
- Reading Proficiency: ≤20% (Btm 50%)
- Science Proficiency: ≤20% (Btm 50%)
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
School Overview
Cossa Academy's student population of 79 students has declined by 39% over five school years.
The teacher population of 10 teachers has declined by 16% over five school years.
School Type
Grades Offered
Grades 7-12
(No virtual instruction)
(No virtual instruction)
Total Students
79 students
Total Classroom Teachers
10 teachers
Year Founded
1969
School Calendar
School Rankings
Cossa Academy ranks within the bottom 50% of all 704 schools in Idaho (based off of combined math and reading proficiency testing data).
The diversity score of Cossa Academy is 0.53, which is more than the diversity score at state average of 0.44. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#663 out of 704 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤20%
41%
Reading/Language Arts Test Scores (% Proficient)
≤20%
55%
Science Test Scores (% Proficient)
≤20%
41%
Student-Teacher Ratio
8:1
17:1
American Indian
n/a
1%
Asian
n/a
1%
Hispanic
43%
21%
Black
n/a
1%
White
54%
72%
Hawaiian
n/a
n/a
Two or more races
3%
4%
All Ethnic Groups
Graduation Rate
60-69%
80%
Chronically Absent Students
(22-23)39.2%
16.9%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
85%
32%
Eligible for Reduced Lunch
1%
7%
School Statewide Testing
School District Name
Sports
School Mascot
Wild Boars
Source: National Center for Education Statistics (NCES), ID Dept. of Education
Frequently Asked Questions
What is Cossa Academy's ranking?
Cossa Academy is ranked #663 out of 704 schools, which ranks it among the bottom 50% of public schools in Idaho.
What percent of students have achieved state testing proficiency in math and reading?
≤20% of students have achieved math proficiency (compared to the 41% ID state average), while ≤20% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of Cossa Academy?
The graduation rate of Cossa Academy is 60-69%, which is lower than the Idaho state average of 80%.
How many students attend Cossa Academy?
79 students attend Cossa Academy.
What is the racial composition of the student body?
54% of Cossa Academy students are White, 43% of students are Hispanic, and 3% of students are Two or more races.
What is the student-teacher ratio of Cossa Academy?
Cossa Academy has a student ration of 8:1, which is lower than the Idaho state average of 17:1.
What grades does Cossa Academy offer ?
Cossa Academy offers enrollment in grades 7-12 (No virtual instruction).
What school district is Cossa Academy part of?
Cossa Academy is part of Canyon-Owyhee School Service Agency (COSSA) School District.
School Reviews
Review Cossa Academy. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles
What Makes an Elementary School Feel Supportive?
Discover what makes one elementary school more supportive than another, from teacher relationships and family communication to classroom attention, belonging, student services, leadership, routines, and responsive academic support systems.
Second School Tour: Questions Parents Forget to Ask
A second school tour can reveal what families miss initially. Learn which questions to ask about teachers, support, schedules, safety, communication, programs, and everyday student life before enrolling.
Attendance Policies Are Changing: Parent Guide 2026
Attendance policies are changing across public schools. Learn what parents should examine about absences, tardiness, interventions, flexibility, communication, and student support before choosing a school for their child today.
