A−
Sierra Elementary School
PublicElementaryGrades PK–5
7751 Oak Street, Arvada, CO 80005 · (303) 982-0821 · Part of Jefferson County School District R-1
Students
493
Students per teacher
18:1
Free or reduced lunch
13%
Setting
Suburb
Grades
PK–5
What stands out about Sierra Elementary School
- School Grade A−: near the top of Colorado’s public schools
- Math proficiency 14 pts above the state
- Reading / language arts 10 pts above the state
- Next stop for Idledale kids: 27 high schools
On the path
Where Idledale kids come from and go next.
PK–5Sierra Elementary SchoolYou are here
9–1227 high schoolsDepends on your address
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency44.5%
State average 30.5%
Reading / language arts57%
State average 47%
Location
Directions ↗
7751 Oak Street, Arvada
Students
Enrollment by grade
Pre-K50
Kindergarten81
Grade 165
Grade 269
Grade 377
Grade 466
Grade 585
Enrollment over time
461’20
445’21
445’22
486’23
493’24
Up 6.9% since 2020.
Who goes here
White 78%Hispanic 16%Two or more races 4%Asian 1%Black <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 Sierra Elementary School.
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.