Serving 481 students in grades 9-12, Atlas Preparatory High School ranks in the top 50% of all schools in Colorado for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 25-29% (which is lower than the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is 45-49% (which is approximately equal to the Colorado state average of 45%).
The student:teacher ratio of 19:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 95% of the student body (majority Hispanic), which is higher than the Colorado state average of 50% (majority Hispanic).
Quick Stats (2025)
- School Type: Charter School
- Grades: 9-12
- Enrollment: 481 students
- Student:Teacher Ratio: 19:1
- Minority Enrollment: 95%
- Graduation Rate: 90-94% (Top 20% in CO)
- Overall Testing Rank: Top 50%
- Math Proficiency: 25-29% (Top 50%)
- Reading Proficiency: 45-49% (Top 50%)
- Science Proficiency: ≤5% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
Top Rankings
Atlas Preparatory High School ranks among the top 20% of public schools in Colorado for:
Category
Attribute
Graduation Rate
Percent Eligible For Free Lunch
School Overview
Atlas Preparatory High School's student population of 481 students has grown by 7% over five school years.
The teacher population of 26 teachers has grown by 18% over five school years.
School Type
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
481 students
Gender %
Total Classroom Teachers
26 teachers
School Calendar
School Rankings
Atlas Preparatory High School ranks within the top 50% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Atlas Preparatory High School is 0.22, which is less than the diversity score at state average of 0.62. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#829 out of 1748 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
25-29%
33%
Reading/Language Arts Test Scores (% Proficient)
45-49%
45%
Science Test Scores (% Proficient)
(20-21)≤5%
29%
Student : Teacher Ratio
19:1
15:1
American Indian
n/a
1%
Asian
n/a
3%
Hispanic
88%
36%
Black
4%
5%
White
5%
50%
Hawaiian
n/a
n/a
Two or more races
3%
5%
All Ethnic Groups
Graduation Rate
90-94%
82%
Eligible for Free Lunch
83%
39%
Eligible for Reduced Lunch
10%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CO Dept. of Education
Profile last updated: 02/09/2025
Frequently Asked Questions
What is Atlas Preparatory High School's ranking?
Atlas Preparatory High School is ranked #829 out of 1,748 schools, which ranks it among the top 50% of public schools in Colorado.
What schools are Atlas Preparatory High School often compared to?
Atlas Preparatory High Schoolis often viewed alongside schools like Sierra High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
25-29% of students have achieved math proficiency (compared to the 33% CO state average), while 45-49% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Atlas Preparatory High School?
The graduation rate of Atlas Preparatory High School is 90-94%, which is higher than the Colorado state average of 82%.
How many students attend Atlas Preparatory High School?
481 students attend Atlas Preparatory High School.
What is the racial composition of the student body?
88% of Atlas Preparatory High School students are Hispanic, 5% of students are White, 4% of students are Black, and 3% of students are Two or more races.
What is the student:teacher ratio of Atlas Preparatory High School?
Atlas Preparatory High School has a student ration of 19:1, which is higher than the Colorado state average of 15:1.
What grades does Atlas Preparatory High School offer ?
Atlas Preparatory High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Atlas Preparatory High School part of?
Atlas Preparatory High School is part of Harrison School District No. 2 In The County Of El Paso An.
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