Serving 696 students in grades 7-12, Jefferson Academy Secondary 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 18:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 27% of the student body (majority Hispanic), which is lower than the Colorado state average of 51% (majority Hispanic).
Quick Facts (2026)
- School Type: Charter School
- Grades: 7-12
- Enrollment: 696 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 27%
- 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 Secondary 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 Secondary's student population of 696 students has grown by 65% over five school years.
The teacher population of 38 teachers has grown by 100% over five school years.
School Type
Grades Offered
Grades 7-12
(No virtual instruction)
(No virtual instruction)
Total Students
696 students
Total Classroom Teachers
38 teachers
School Calendar
First Day of School
Sat. Aug 15, 2026
School Rankings
Jefferson Academy Secondary 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 Secondary is 0.45, 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
#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
18:1
15:1
American Indian
n/a
1%
Asian
5%
3%
Hispanic
13%
37%
Black
1%
5%
White
73%
49%
Hawaiian
n/a
n/a
Two or more races
8%
5%
All Ethnic Groups
Graduation Rate
≥95%
82%
Eligible for Free Lunch
10%
39%
Eligible for Reduced Lunch
3%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CO Dept. of Education
Frequently Asked Questions
What is Jefferson Academy Secondary's ranking?
Jefferson Academy Secondary 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 Secondary often compared to?
Jefferson Academy Secondaryis 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 Secondary?
The graduation rate of Jefferson Academy Secondary is 95%, which is higher than the Colorado state average of 82%.
How many students attend Jefferson Academy Secondary?
696 students attend Jefferson Academy Secondary.
What is the racial composition of the student body?
73% of Jefferson Academy Secondary students are White, 13% of students are Hispanic, 8% of students are Two or more races, 5% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Jefferson Academy Secondary?
Jefferson Academy Secondary has a student ration of 18:1, which is higher than the Colorado state average of 15:1.
What grades does Jefferson Academy Secondary offer ?
Jefferson Academy Secondary offers enrollment in grades 7-12 (No virtual instruction).
What school district is Jefferson Academy Secondary part of?
Jefferson Academy Secondary is part of Jefferson County School District No. R-1.
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