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Jefferson County Open Secondary
PublicHighGrades 7–12
7655 West 10th Avenue, Lakewood, CO 80215 · (303) 982-7045 · Part of Jefferson County School District R-1
Students
315
Students per teacher
15:1
Setting
Suburb
Grades
7–12
What stands out about Jefferson County Open Secondary
- Reading / language arts 5 pts above the state
- Next stop for Idledale kids: 19 high schools
On the path
Where Idledale kids come from and go next.
PK–875 schoolsDepends on your address
7–12Jefferson County Open SecondaryYou are here
1219 high schoolsDepends on your address
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency27%
State average 30.5%
Reading / language arts52%
State average 47%
Location
Directions ↗
7655 West 10th Avenue, Lakewood
Students
Enrollment by grade
Grade 747
Grade 848
Grade 954
Grade 1052
Grade 1150
Grade 1264
Enrollment over time
316’20
315’21
317’22
324’23
315’24
About steady.
Who goes here
White 73%Hispanic 17%Two or more races 8%Asian <1%American Indian/Alaska Native <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 Jefferson County Open Secondary.
Other schools in Jefferson County School District R-1
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.