Serving 86 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 10:1 is lower than the Idaho state level of 17:1.
Minority enrollment is 44% of the student body (majority Hispanic), which is higher than the Idaho state average of 27% (majority Hispanic).
Quick Facts (2026)
- School Type: Alternative school
- Grades: 7-12
- Enrollment: 86 students
- Student-Teacher Ratio: 10:1
- Minority Enrollment: 44%
- 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
<Â鶹¹û¶³´«Ã½ class='so-dt-title' id="overview">School Overview <Â鶹¹û¶³´«Ã½ class='so-dt-title' id="school-rankings">School Rankings <Â鶹¹û¶³´«Ã½ class='so-dt-title' id='faq'>Frequently Asked Questions
Cossa Academy's student population of 86 students has declined by 33% over five school years.
The teacher population of 9 teachers has declined by 25% over five school years.
School Type
Grades Offered
Grades 7-12
(No virtual instruction)
(No virtual instruction)
Total Students
86 students
Gender %
Total Classroom Teachers
9 teachers
Year Founded
1969
School Calendar
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 0.51, which is more than the diversity score at state average of 0.43. 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
10:1
17:1
American Indian
n/a
1%
Asian
n/a
1%
Hispanic
43%
20%
Black
n/a
1%
White
56%
73%
Hawaiian
n/a
n/a
Two or more races
1%
4%
All Ethnic Groups
Graduation Rate
60-69%
80%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
23%
26%
Eligible for Reduced Lunch
72%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ID Dept. of Education
<Â鶹¹û¶³´«Ã½ class='so-dt-title' id="school-notes">School Notes- School Mascot: Wild Boars
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?
86 students attend Cossa Academy.
What is the racial composition of the student body?
56% of Cossa Academy students are White, 43% of students are Hispanic, and 1% of students are Two or more races.
What is the student-teacher ratio of Cossa Academy?
Cossa Academy has a student ration of 10:1, 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 ReviewsReview Cossa Academy. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
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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
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