Below Average
#1575 of 1,815 schools in CO
Lester R Arnold High School
High School · School District N. 14 in the county of Adams & State of Colo
7133 E. 73RD AVE, Commerce City, CO 80022
Enrollment
217
Student-Teacher
24.1:1
Score
4.6
Grades
9th – 12th
Enrollment
217
Student-Teacher
24.1:1
Score
4.6
Grades
9th – 12th
Updated
2022-23
Updated 2022-23
How this school compares
In Commerce City
#13 of 22
public schools
Colorado high schools
#355 of 403
In district
#9 of 12
School District N. 14 in the county of Adams & State of Colo
About Lester R Arnold High School
Lester R Arnold High School is an alternative high school located in Commerce City, Colorado. With a student body of 217 students and a dedicated teaching staff of nine full-time equivalent teachers, the school offers a personalized learning environment with a student-teacher ratio of 24.1:1. As an alternative institution, Lester R Arnold High School serves students who may benefit from a different educational approach, catering to diverse needs and backgrounds.
The academic performance at Lester R Arnold High School is currently rated lower on MySchoolScout's metrics, with a score of 2.1 out of 10 and ranking in the third percentile among Colorado schools. Test scores indicate that only 5% of students are proficient or above in both ELA/Reading and Math, highlighting areas where the school focuses on student development and support. Situated in a small city setting, Lester R Arnold High School provides its community with an educational option tailored to alternative learners, emphasizing personal growth and support.
What Parents Should Know
While current test scores at Lester R Arnold High School are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.
The student-teacher ratio at Lester R Arnold High School is 24.1:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.
Score Breakdown
Full Profile · 4/4 metricsView breakdown
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Lester R Arnold High School — Students at Lester R Arnold High School score 5% proficient, which is below what's typical for similar communities (expected: 19%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
84.8%
Students qualifying for federal meal assistance
Test Scores CO EDFACTS (2021-22)
Based on 5 test records from CO state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 6.9/10.
How Lester R Arnold High School Compares
See how Lester R Arnold High School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has remained stable from 5% (2019) to 5% (2022). Reading/ELA proficiency has remained stable from 5% (2019) to 5% (2021).
Location
7133 E. 73RD AVE, Commerce City, CO 80022
Nearby Alternatives
Families considering Lester R Arnold High School may also want to explore other high schools in the area. DSST: Conservatory Green High School (rated 9.6/10, 2.5 miles away, in nearby Denver), which scores notably higher. Another option is Northfield High School (rated 8.5/10, 2.5 miles away, in nearby Denver), which scores notably higher. Additionally, Adams City High School (rated 6.3/10, 0.3 miles away), which scores notably higher. For more schools in Commerce City, see our Commerce City schools guide .
Nearby Schools
20 within 2.8 miNeighborhood Census ACS (2019-2023)
Census data for ZIP 80022 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$98,858
Median Home Value
$448,400
Median Rent
$1,507/mo
Population
59,556
College Educated
21.9%
Homeownership
75.3%
Avg Commute
29.2 min
Poverty Rate
10.8%
Median Age
34.1
Community Profile
The community surrounding Lester R Arnold High School has a median household income of $98,858. It is a community where 22% of adults hold a bachelor's degree or higher. The median home value in the area is $448,400, with a median rent of $1,507/month. The area has a poverty rate of 10.8%. The average commute for residents is 29 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Daniel C Oakes High School--Castle Rock Castle Rock, CO | 4.6 |
| Sheridan High School Englewood, CO | 4.6 |
| The Bijou School Colorado Springs, CO | 4.6 |
| Ellicott Senior High School Ellicott, CO | 4.5 |
| 27J Online Academy Brighton, CO | 4.7 |
| Centauri High School La Jara, CO | 4.7 |
Frequently Asked Questions
Common questions about Lester R Arnold High School
What grades does Lester R Arnold High School serve?
Lester R Arnold High School serves students in grades 9th through 12th.
How many students attend Lester R Arnold High School?
Lester R Arnold High School has an enrollment of approximately 217 students.
What is the student-teacher ratio at Lester R Arnold High School?
The student-teacher ratio at Lester R Arnold High School is 24.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Lester R Arnold High School rank in CO?
Lester R Arnold High School is ranked #1575 out of 1,815 schools in CO.
What is Lester R Arnold High School's MySchoolScout rating?
Lester R Arnold High School has a composite rating of 4.6 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Lester R Arnold High School?
Based on the most recent state assessment data, Lester R Arnold High School has 5.0% math proficiency and 5.0% reading/ELA proficiency.
Is Lester R Arnold High School a charter school?
No, Lester R Arnold High School is not a charter school. It is a traditional public school operated by the local school district.
Is Lester R Arnold High School a Title I school?
No, Lester R Arnold High School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Lester R Arnold High School?
84.8% of students at Lester R Arnold High School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
- City Safety
- High (3,702/100K)
FBI UCR 2024. City-level (Commerce City). Data >1 year old.
Quick Facts NCES CCD (SY 2022-23)
- Grades
- 9th – 12th
- Enrollment
- 217
- Student-Teacher Ratio
- 24.1:1
- Teachers (FTE)
- 9
- Free/Reduced Lunch
- 84.8%
- Type
- alternative
- Setting
- Small City
- County
- Adams County
- Phone
- (303) 289-2983
- Data Year
- 2023–2024
Resources & Links
District
School District N. 14 in the county of Adams & State of Colo- District Enrollment
- 5,484
- Schools in District
- 12
- Per-Pupil Spending
- $18,034
- District Rank
- #9 of 12
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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