Serving 203 students in grades 9-12, Lester R Arnold High School ranks in the bottom 50% of all schools in Colorado for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is ≤10% (which is lower than the Colorado state average of 33%). The percentage of students achieving proficiency in reading/language arts is ≤10% (which is lower than the Colorado state average of 47%).
The student:teacher ratio of 18:1 is higher than the Colorado state level of 15:1.
Minority enrollment is 93% of the student body (majority Hispanic), which is higher than the Colorado state average of 48% (majority Hispanic).
Quick Stats (2024)
- School Type: Alternative school
- Grades: 9-12
- Enrollment: 203 students
- Student:Teacher Ratio: 18:1
- Minority Enrollment: 93%
- Graduation Rate: 30-34% (Btm 50% in CO)
- Overall Testing Rank: Bottom 50%
- Math Proficiency: ≤10% (Btm 50%)
- Reading Proficiency: ≤10% (Btm 50%)
- Source: National Center for Education Statistics (NCES), CO Dept. of Education
School Overview
Lester R Arnold High School's student population of 203 students has declined by 25% over five school years.
The teacher population of 11 teachers has grown by 10% over five school years.
School Type
Grades Offered
Grades 9-12
Total Students
203 students
Gender %
Total Classroom Teachers
11 teachers
Students by Grade
School Rankings
Lester R Arnold High School ranks within the bottom 50% of all 1,734 schools in Colorado (based off of combined math and reading proficiency testing data).
The diversity score of Lester R Arnold High School is 0.17, which is less than the diversity score at state average of 0.61. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1658 out of 1734 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
≤10%
33%
Reading/Language Arts Test Scores (% Proficient)
≤10%
47%
Student : Teacher Ratio
18:1
15:1
American Indian
1%
1%
Asian
n/a
3%
Hispanic
91%
35%
Black
1%
4%
White
7%
52%
Hawaiian
n/a
n/a
Two or more races
n/a
5%
All Ethnic Groups
Graduation Rate
30-34%
81%
Eligible for Free Lunch
54%
30%
Eligible for Reduced Lunch
5%
6%
School Statewide Testing
School District Name
Source: 2021-2022 (latest school year available) National Center for Education Statistics (NCES), CO Dept. of Education
Frequently Asked Questions
What is Lester R Arnold High School's ranking?
Lester R Arnold High School is ranked #1658 out of 1,734 schools, which ranks it among the bottom 50% of public schools in Colorado.
What schools are Lester R Arnold High School often compared to?
Lester R Arnold High Schoolis often viewed alongside schools like Adams City High School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
≤10% of students have achieved math proficiency (compared to the 33% CO state average), while ≤10% of students have achieved reading proficiency (compared to the 47% CO state average).
What is the graduation rate of Lester R Arnold High School?
The graduation rate of Lester R Arnold High School is 30-34%, which is lower than the Colorado state average of 81%.
How many students attend Lester R Arnold High School?
203 students attend Lester R Arnold High School.
What is the racial composition of the student body?
91% of Lester R Arnold High School students are Hispanic, 7% of students are White, 1% of students are American Indian, and 1% of students are Black.
What is the student:teacher ratio of Lester R Arnold High School?
Lester R Arnold High School has a student ration of 18:1, which is higher than the Colorado state average of 15:1.
What grades does Lester R Arnold High School offer ?
Lester R Arnold High School offers enrollment in grades 9-12
What school district is Lester R Arnold High School part of?
Lester R Arnold High School is part of School District N. 14 In The County Of Adams & State Of Colo.
School Reviews
5 7/30/2013
I love the whole concept of this school.
5 9/26/2007
The best school i have ever went to!!!
Review Lester R Arnold High School. Reviews should be a few sentences in length. Please include any comments on:
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