C−
Arapahoe Ridge High School
PublicHighGrades 9–12Alternative Education School
6600 Arapahoe Avenue, Boulder, CO 80303 · (720) 561-5220 · Part of Boulder Valley School District RE-2
Students
184
Students per teacher
16:1
Free or reduced lunch
73%
Setting
City
Grades
9–12
What stands out about Arapahoe Ridge High School
- Math proficiency 26 pts below the state
- Reading / language arts 23 pts below the state
- Enrollment up 36.3% since 2020
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency5%
State average 30.5%
Reading / language arts24.5%
State average 47%
Location
Directions ↗
6600 Arapahoe Avenue, Boulder
Students
Enrollment by grade
Grade 101
Grade 1151
Grade 12132
Enrollment over time
135’20
134’21
206’22
245’23
184’24
Up 36.3% since 2020.
Who goes here
Hispanic 53%White 36%Two or more races 4%Black 3%American Indian/Alaska Native 3%Asian 1%Native Hawaiian/Pacific Islander <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 Arapahoe Ridge High School.
Other schools in Boulder Valley School District RE-2
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.