Serving 539 students in grades Kindergarten-5, James Irwin Elementary School - Astrozon ranks in the top 20% of all schools in Colorado for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).
The percentage of students achieving proficiency in math is 54% (which is higher than the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is 58% (which is higher than the Colorado state average of 45%).
The student-teacher ratio of 22:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 60% of the student body (majority Hispanic), which is higher than the Colorado state average of 50% (majority Hispanic).
Quick Facts (2026)
- School Type: Charter School
- Grades: Kindergarten-5
- Enrollment: 539 students
- Student-Teacher Ratio: 22:1
- Minority Enrollment: 60%
- Overall Testing Rank: Top 20% in CO
- Math Proficiency: 54% (Top 20%)
- Reading Proficiency: 58% (Top 30%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
Top Rankings
James Irwin Elementary School - Astrozon ranks among the top 20% of public schools in Colorado for:
Category
Attribute
Overall Rank
Math Proficiency
School Overview
James Irwin Elementary School - Astrozon's student population of 539 students has stayed relatively flat over five school years.
The teacher population of 25 teachers has grown by 13% over five school years.
School Type
Grades Offered
Grades Kindergarten-5
(No virtual instruction)
(No virtual instruction)
Total Students
539 students
Gender %
Total Classroom Teachers
25 teachers
Year Founded
2000
Last Day of School
Mon. May 25, 2026
School Rankings
James Irwin Elementary School - Astrozon ranks within the top 20% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of James Irwin Elementary School - Astrozon is 0.64, which is more 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
#281 out of 1748 schools
(Top 20%)
(Top 20%)
Math Test Scores (% Proficient)
54%
33%
Reading/Language Arts Test Scores (% Proficient)
58%
45%
Student-Teacher Ratio
22:1
15:1
American Indian
n/a
1%
Asian
2%
3%
Hispanic
44%
36%
Black
6%
5%
White
40%
50%
Hawaiian
n/a
n/a
Two or more races
8%
5%
All Ethnic Groups
Eligible for Free Lunch
45%
39%
Eligible for Reduced Lunch
10%
6%
School Statewide Testing
School District Name
Harrison School District No. 2 In The County Of El Paso And State Of Colorado
Source: National Center for Education Statistics (NCES), CO Dept. of Education
Frequently Asked Questions
What is James Irwin Elementary School - Astrozon's ranking?
James Irwin Elementary School - Astrozon is ranked #281 out of 1,748 schools, which ranks it among the top 20% of public schools in Colorado.
What schools are James Irwin Elementary School - Astrozon often compared to?
James Irwin Elementary School - Astrozonis often viewed alongside schools like Thomas Maclaren State Charter School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
54% of students have achieved math proficiency (compared to the 33% CO state average), while 58% of students have achieved reading proficiency (compared to the 45% CO state average).
How many students attend James Irwin Elementary School - Astrozon?
539 students attend James Irwin Elementary School - Astrozon.
What is the racial composition of the student body?
44% of James Irwin Elementary School - Astrozon students are Hispanic, 40% of students are White, 8% of students are Two or more races, 6% of students are Black, and 2% of students are Asian.
What is the student-teacher ratio of James Irwin Elementary School - Astrozon?
James Irwin Elementary School - Astrozon has a student ration of 22:1, which is higher than the Colorado state average of 15:1.
What grades does James Irwin Elementary School - Astrozon offer ?
James Irwin Elementary School - Astrozon offers enrollment in grades Kindergarten-5 (No virtual instruction).
What school district is James Irwin Elementary School - Astrozon part of?
James Irwin Elementary School - Astrozon is part of Harrison School District No. 2 In The County Of El Paso And State Of Colorado.
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