Serving 13 students in grades 9-12, Cornerstone High School ranks in the top 50% of all schools in Idaho for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is <50% (which is higher than the Idaho state average of 42%). The percentage of students achieving proficiency in reading/language arts is <50% (which is lower than the Idaho state average of 55%).
The student:teacher ratio of 7:1 is lower than the Idaho state level of 17:1.
Minority enrollment is 62% of the student body (majority Hispanic), which is higher than the Idaho state average of 27% (majority Hispanic).
Quick Stats (2025)
- School Type: Alternative school
- Grades: 9-12
- Enrollment: 13 students
- Student:Teacher Ratio: 7:1
- Minority Enrollment: 62%
- Graduation Rate: ≥50% (Btm 50% in ID)
- Overall Testing Rank: Top 50%
- Math Proficiency: <50% (Top 50%)
- Reading Proficiency: <50% (Btm 50%)
- Science Proficiency: <50% (Top 30%)
- Source: National Center for Education Statistics (NCES), ID Dept. of Education
Top Rankings
Cornerstone High School ranks among the top 20% of public schools in Idaho for:
Category
Attribute
Diversity
Community Size
Student Attention
School Overview
Cornerstone High School's student population of 13 students has declined by 35% over five school years.
The teacher population of 2 teachers has stayed relatively flat over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
13 students
Gender %
Total Classroom Teachers
2 teachers
School Rankings
Cornerstone High School ranks within the top 50% of all 709 schools in Idaho (based off of combined math and reading proficiency testing data).
The diversity score of Cornerstone High School is 0.48, 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
#317 out of 709 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
<50%
42%
Reading/Language Arts Test Scores (% Proficient)
<50%
55%
Science Test Scores (% Proficient)
<50%
41%
Student : Teacher Ratio
7:1
17:1
American Indian
n/a
1%
Asian
n/a
1%
Hispanic
62%
20%
Black
n/a
1%
White
38%
73%
Hawaiian
n/a
n/a
Two or more races
n/a
4%
All Ethnic Groups
Graduation Rate
≥50%
80%
Eligible for Free Lunch
54%
26%
Eligible for Reduced Lunch
11%
9%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), ID Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Cornerstone High School's ranking?
Cornerstone High School is ranked #317 out of 709 schools, which ranks it among the top 50% of public schools in Idaho.
What percent of students have achieved state testing proficiency in math and reading?
<50% of students have achieved math proficiency (compared to the 42% ID state average), while <50% of students have achieved reading proficiency (compared to the 55% ID state average).
What is the graduation rate of Cornerstone High School?
The graduation rate of Cornerstone High School is 50%, which is lower than the Idaho state average of 80%.
How many students attend Cornerstone High School?
13 students attend Cornerstone High School.
What is the racial composition of the student body?
62% of Cornerstone High School students are Hispanic, and 38% of students are White.
What is the student:teacher ratio of Cornerstone High School?
Cornerstone High School has a student ration of 7:1, which is lower than the Idaho state average of 17:1.
What grades does Cornerstone High School offer ?
Cornerstone High School offers enrollment in grades 9-12
What school district is Cornerstone High School part of?
Cornerstone High School is part of Valley School District.
School Reviews
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