Serving 445 students in grades 9-12, Jefferson Academy High School ranks in the top 5% of all schools in Colorado for overall test scores (math proficiency is top 5%, and reading proficiency is top 5%).
The percentage of students achieving proficiency in math is 65-69% (which is higher than the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is ≥95% (which is higher than the Colorado state average of 45%).
The student-teacher ratio of 32:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 26% of the student body (majority Hispanic), which is lower than the Colorado state average of 50% (majority Hispanic).
Quick Facts (2026)
- School Type: Charter School
- Grades: 9-12
- Enrollment: 445 students
- Student-Teacher Ratio: 32:1
- Minority Enrollment: 26%
- Graduation Rate: ≥95% (Top 5% in CO)
- Overall Testing Rank: Top 5%
- Math Proficiency: 65-69% (Top 5%)
- Reading Proficiency: ≥95% (Top 1%)
- Science Proficiency: 60-64% (Top 5%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
Top Rankings
Jefferson Academy High School ranks among the top 20% of public schools in Colorado for:
Category
Attribute
Overall Rank
Most improved public schools
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Jefferson Academy High School's student population of 445 students has grown by 5% over five school years.
The teacher population of 14 teachers has declined by 26% over five school years.
School Type
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
445 students
Gender %
Total Classroom Teachers
14 teachers
School Calendar
First Day of School
Sat. Aug 15, 2026
School Rankings
Jefferson Academy High School ranks within the top 5% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Jefferson Academy High School is 0.43, 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
#20 out of 1748 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
65-69%
33%
Reading/Language Arts Test Scores (% Proficient)
≥95%
45%
Science Test Scores (% Proficient)
(20-21)60-64%
29%
Student-Teacher Ratio
32:1
15:1
American Indian
n/a
1%
Asian
6%
3%
Hispanic
12%
36%
Black
1%
5%
White
74%
50%
Hawaiian
n/a
n/a
Two or more races
7%
5%
All Ethnic Groups
Graduation Rate
≥95%
82%
Eligible for Free Lunch
8%
39%
Eligible for Reduced Lunch
4%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CO Dept. of Education
Frequently Asked Questions
What is Jefferson Academy High School's ranking?
Jefferson Academy High School is ranked #20 out of 1,748 schools, which ranks it among the top 5% of public schools in Colorado.
What schools are Jefferson Academy High School often compared to?
Jefferson Academy High Schoolis often viewed alongside schools like Standley Lake High School, Ralston Valley Senior High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
65-69% of students have achieved math proficiency (compared to the 33% CO state average), while ≥95% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Jefferson Academy High School?
The graduation rate of Jefferson Academy High School is 95%, which is higher than the Colorado state average of 82%.
How many students attend Jefferson Academy High School?
445 students attend Jefferson Academy High School.
What is the racial composition of the student body?
74% of Jefferson Academy High School students are White, 12% of students are Hispanic, 7% of students are Two or more races, 6% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Jefferson Academy High School?
Jefferson Academy High School has a student ration of 32:1, which is higher than the Colorado state average of 15:1.
What grades does Jefferson Academy High School offer ?
Jefferson Academy High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Jefferson Academy High School part of?
Jefferson Academy High School is part of Jefferson County School District No. R-1.
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