Serving 292 students in grades 7-12, Altus Schools Mirus Charter ranks in the bottom 50% of all schools in California for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 10-14% (which is lower than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 40-44% (which is lower than the California state average of 47%).
The student-teacher ratio of 29:1 is higher than the California state level of 21:1.
Minority enrollment is 79% of the student body (majority Hispanic), which is lower than the California state average of 80% (majority Hispanic).
Quick Facts (2026)
- School Type: Charter School
- Grades: 7-12
- Enrollment: 292 students
- Student-Teacher Ratio: 29:1
- Minority Enrollment: 79%
- Graduation Rate: 35-39% (Btm 50% in CA)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: 10-14% (Btm 50%)
- Reading Proficiency: 40-44% (Top 50%)
- Science Proficiency: 20-29% (Top 50%)
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Altus Schools Mirus Charter's student population of 292 students has declined by 9% over five school years.
The teacher population of 10 teachers has grown by 25% over five school years.
School Type
Grades Offered
Grades 7-12
Total Students
292 students
Total Classroom Teachers
10 teachers
Year Founded
1905
Campus Size
50 acres
School Motto
'Truth and Honor'
School Rankings
Altus Schools Mirus Charter ranks within the bottom 50% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Altus Schools Mirus Charter is 0.48, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#6589 out of 9523 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
10-14%
34%
Reading/Language Arts Test Scores (% Proficient)
40-44%
47%
Science Test Scores (% Proficient)
20-29%
29%
Student-Teacher Ratio
29:1
21:1
American Indian
2%
1%
Asian
1%
12%
Hispanic
69%
56%
Black
4%
5%
White
21%
20%
Hawaiian
n/a
n/a
Two or more races
3%
6%
All Ethnic Groups
Graduation Rate
35-39%
87%
Eligible for Free Lunch
63%
54%
Eligible for Reduced Lunch
10%
8%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Notes
- School Mascot: Wild Boars
Frequently Asked Questions
What is Altus Schools Mirus Charter's ranking?
Altus Schools Mirus Charter is ranked #6589 out of 9,523 schools, which ranks it among the bottom 50% of public schools in California.
What percent of students have achieved state testing proficiency in math and reading?
10-14% of students have achieved math proficiency (compared to the 34% CA state average), while 40-44% of students have achieved reading proficiency (compared to the 47% CA state average).
What is the graduation rate of Altus Schools Mirus Charter?
The graduation rate of Altus Schools Mirus Charter is 35-39%, which is lower than the California state average of 87%.
How many students attend Altus Schools Mirus Charter?
292 students attend Altus Schools Mirus Charter.
What is the racial composition of the student body?
69% of Altus Schools Mirus Charter students are Hispanic, 21% of students are White, 4% of students are Black, 3% of students are Two or more races, 2% of students are American Indian, and 1% of students are Asian.
What is the student-teacher ratio of Altus Schools Mirus Charter?
Altus Schools Mirus Charter has a student ration of 29:1, which is higher than the California state average of 21:1.
What grades does Altus Schools Mirus Charter offer ?
Altus Schools Mirus Charter offers enrollment in grades 7-12
What school district is Altus Schools Mirus Charter part of?
Altus Schools Mirus Charter is part of Altus Schools Mirus Charter.
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