Serving 435 students in grades 9-12, Windsor Charter Academy Early College High School ranks in the top 5% of all schools in Colorado for overall test scores (math proficiency is top 10%, and reading proficiency is top 10%).
The percentage of students achieving proficiency in math is 60-64% (which is higher than the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is 80-84% (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 22% of the student body (majority Hispanic), which is lower than the Colorado state average of 51% (majority Hispanic).
Quick Facts (2026-27)
- School Type: Charter School
- Grades: 9-12
- Enrollment: 435 students
- Student-Teacher Ratio: 18:1
- Minority Enrollment: 22%
- Graduation Rate: ≥95% (Top 5% in CO)
- Overall Testing Rank: Top 5%
- Math Proficiency: 60-64% (Top 10%)
- Reading Proficiency: 80-84% (Top 5%)
- Science Proficiency: 50-54% (Top 10%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
Top Rankings
Windsor Charter Academy Early College High School ranks among the top 20% of public schools in Colorado for:
Category
Attribute
Overall Rank
Math Proficiency
Reading/Language Arts Proficiency
Science Proficiency
Graduation Rate
School Overview
Windsor Charter Academy Early College High School's student population of 435 students has grown by 29% over five school years.
The teacher population of 24 teachers has grown by 26% over five school years.
School Type
Grades Offered
Grades 9-12
(No virtual instruction)
(No virtual instruction)
Total Students
435 students
Total Classroom Teachers
24 teachers
Year Founded
2001
Average Class Size
26 students
School Rankings
Windsor Charter Academy Early College 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 Windsor Charter Academy Early College High School is 0.37, 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
#50 out of 1748 schools
(Top 5%)
(Top 5%)
Math Test Scores (% Proficient)
60-64%
33%
Reading/Language Arts Test Scores (% Proficient)
80-84%
45%
Science Test Scores (% Proficient)
(20-21)50-54%
29%
Student-Teacher Ratio
18:1
15:1
American Indian
n/a
1%
Asian
2%
3%
Hispanic
14%
37%
Black
1%
5%
White
78%
49%
Hawaiian
n/a
n/a
Two or more races
5%
5%
All Ethnic Groups
Graduation Rate
≥95%
82%
Chronically Absent Students
(22-23)17.2%
33.6%
Eligible for Free Lunch
15%
39%
Eligible for Reduced Lunch
2%
5%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CO Dept. of Education
School Notes
- School Mascot: Firebirds
Frequently Asked Questions
What is Windsor Charter Academy Early College High School's ranking?
Windsor Charter Academy Early College High School is ranked #50 out of 1,748 schools, which ranks it among the top 5% of public schools in Colorado.
What schools are Windsor Charter Academy Early College High School often compared to?
Windsor Charter Academy Early College High Schoolis often viewed alongside schools like Windsor Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
60-64% of students have achieved math proficiency (compared to the 33% CO state average), while 80-84% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Windsor Charter Academy Early College High School?
The graduation rate of Windsor Charter Academy Early College High School is 95%, which is higher than the Colorado state average of 82%.
How many students attend Windsor Charter Academy Early College High School?
435 students attend Windsor Charter Academy Early College High School.
What is the racial composition of the student body?
78% of Windsor Charter Academy Early College High School students are White, 14% of students are Hispanic, 5% of students are Two or more races, 2% of students are Asian, and 1% of students are Black.
What is the student-teacher ratio of Windsor Charter Academy Early College High School?
Windsor Charter Academy Early College High School has a student ration of 18:1, which is higher than the Colorado state average of 15:1.
What grades does Windsor Charter Academy Early College High School offer ?
Windsor Charter Academy Early College High School offers enrollment in grades 9-12 (No virtual instruction).
What school district is Windsor Charter Academy Early College High School part of?
Windsor Charter Academy Early College High School is part of Weld County Reorganized School District No. Re-4.
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