D−
Lester R Arnold High School
PublicHighGrades 9–12Alternative Education School
7133 E. 73rd Ave, Commerce City, CO 80022 · (303) 289-2983 · Part of Adams County School District 14
Students
184
Students per teacher
20:1
Free or reduced lunch
89%
Setting
City
Grades
9–12
What stands out about Lester R Arnold High School
- School Grade D−: test results are near the bottom of the state
- Math proficiency 26 pts below the state
- Reading / language arts 42 pts below the state
- Larger classes: 20:1 students per teacher
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency5%
State average 30.5%
Reading / language arts5%
State average 47%
Location
Directions ↗
7133 E. 73rd Ave, Commerce City
Students
Enrollment by grade
Grade 93
Grade 106
Grade 1186
Grade 1289
Enrollment over time
176’20
203’21
175’22
217’23
184’24
Up 4.5% since 2020.
Who goes here
Hispanic 86%White 11%American Indian/Alaska Native 2%Black <1%Two or more races <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Lester R Arnold High School.
Other schools in Adams County School District 14
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.