Serving 81 students in grades 7-12, Idalia Junior-senior High School ranks in the top 30% 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 30-39% (which is approximately equal to the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is 60-69% (which is higher than the Colorado state average of 45%).
The student-teacher ratio of 10:1 is lower than the Colorado state level of 15:1.
Minority enrollment is 20% of the student body (majority Hispanic), which is lower than the Colorado state average of 50% (majority Hispanic).
Quick Facts (2025)
- Grades: 7-12
- Enrollment: 81 students
- Student-Teacher Ratio: 10:1
- Minority Enrollment: 20%
- Graduation Rate: ≥50% (Btm 50% in CO)
- Overall Testing Rank: Top 30%
- Math Proficiency: 30-39% (Top 50%)
- Reading Proficiency: 60-69% (Top 20%)
- Science Proficiency: ≤20% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
Top Rankings
Idalia Junior-senior High School ranks among the top 20% of public schools in Colorado for:
Category
Attribute
Most improved public schools
Reading/Language Arts Proficiency
Community Size
Student Attention
School Overview
Idalia Junior-senior High School's student population of 81 students has declined by 8% over five school years.
The teacher population of 8 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 7-12
(No virtual instruction)
(No virtual instruction)
Total Students
81 students
Gender %
Total Classroom Teachers
8 teachers
School Calendar
School Rankings
Idalia Junior-senior High School ranks within the top 30% of all 1,748 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Idalia Junior-senior High School is 0.32, 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
#513 out of 1748 schools
(Top 30%)
(Top 30%)
Math Test Scores (% Proficient)
30-39%
33%
Reading/Language Arts Test Scores (% Proficient)
60-69%
45%
Science Test Scores (% Proficient)
(20-21)≤20%
29%
Student-Teacher Ratio
10:1
15:1
American Indian
n/a
1%
Asian
n/a
3%
Hispanic
20%
36%
Black
n/a
5%
White
80%
50%
Hawaiian
n/a
n/a
Two or more races
n/a
5%
All Ethnic Groups
Graduation Rate
≥50%
82%
Eligible for Free Lunch
43%
39%
Eligible for Reduced Lunch
9%
6%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CO Dept. of Education
Frequently Asked Questions
What is Idalia Junior-senior High School's ranking?
Idalia Junior-senior High School is ranked #513 out of 1,748 schools, which ranks it among the top 30% of public schools in Colorado.
What percent of students have achieved state testing proficiency in math and reading?
30-39% of students have achieved math proficiency (compared to the 33% CO state average), while 60-69% of students have achieved reading proficiency (compared to the 45% CO state average).
What is the graduation rate of Idalia Junior-senior High School?
The graduation rate of Idalia Junior-senior High School is 50%, which is lower than the Colorado state average of 82%.
How many students attend Idalia Junior-senior High School?
81 students attend Idalia Junior-senior High School.
What is the racial composition of the student body?
80% of Idalia Junior-senior High School students are White, and 20% of students are Hispanic.
What is the student-teacher ratio of Idalia Junior-senior High School?
Idalia Junior-senior High School has a student ration of 10:1, which is lower than the Colorado state average of 15:1.
What grades does Idalia Junior-senior High School offer ?
Idalia Junior-senior High School offers enrollment in grades 7-12 (No virtual instruction).
What school district is Idalia Junior-senior High School part of?
Idalia Junior-senior High School is part of Idalia Rj-3 School District.
School Reviews
Review Idalia Junior-senior High School. Reviews should be a few sentences in length. Please include any comments on:
- Quality of academic programs, teachers, and facilities
- Availability of music, art, sports and other extracurricular activities
Recent Articles

Why Single-Sex Public Schools are Growing in Popularity
This article examines the growing trend of single-sex public schools in the United States. It explores the potential benefits, research findings, and controversies surrounding gender-specific education, as well as the factors driving its increasing popularity among parents and educators.

When Teachers Cheat: The Standardized Test Controversies
Teachers across the country are being accused of cheating on standardized tests, using erasers to conveniently change their students’ answers. However, are these teachers driven to cheat because the funding system is flawed?

When Field Trips Turn Deadly: Who is Responsible?
Recent deaths during field trips have parents and school officials questioning the safety of these excursions. Learn about these tragedies and what parameters should be in place to ensure a safe field trip.