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Standley Lake High School
A−

Standley Lake High School

PublicHighGrades 9–12

9300 West 104th Avenue, Westminster, CO 80021 · (303) 982-3311 · Part of Jefferson County School District R-1

Westminster’s School Grade A− better than 76% of Colorado school districts

Directions
Photo: Jared Winkler · CC BY-SA 4.0 · Wikimedia Commons
Students
1,123
Students per teacher
19:1
Free or reduced lunch
33%
Setting
Suburb
Grades
9–12
The gist

What stands out about Standley Lake High School

  • Its own letter, A−: reading and math results near the top of Colorado’s public schools
  • Math proficiency 8 pts above the state
  • Reading / language arts 14 pts above the state
  • Enrollment down 13.3% since 2020–21

On the path

Where Westminster kids come from and go next. The whole path →

6–83 middle schoolsDepends on your address
9–12Standley Lake High SchoolYou are here

Test scores

2020–21
Math proficiency38%
State average 30.5%
Reading / language arts61%
State average 47%

Its own letter, A−, places these results among Colorado’s 1,665 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

9300 West 104th Avenue, Westminster

Students

Enrollment by grade
Grade 9284
Grade 10285
Grade 11266
Grade 12288
Enrollment over time
1,295’20
1,221’21
1,180’22
1,137’23
1,123’24

Down 13.3% since 2020–21.

Who goes here
White 59%Hispanic 27%Two or more races 6%Asian 5%Black 1%American Indian/Alaska Native <1%Native Hawaiian/Pacific Islander <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Standley Lake High School from Westminster families.

Other schools in Jefferson County School District R-1

The district →
Lincoln Charter Academy
Elementary · Grades PK–8 · Arvada
B
824 students17:1
Addenbrooke Classical Grammar School
Elementary · Grades PK–8 · Lakewood
B+
774 students17:1
Jefferson Academy Elementary
Elementary · Grades PK–6 · Broomfield
B
737 students16:1
Mountain Phoenix Community School
Elementary · Grades PK–8 · Wheatridge
C+
533 students13:1
Lumberg Elementary School
Elementary · Grades PK–6 · Edgewater
D−
526 students16:1
Powderhorn Elementary School
Elementary · Grades PK–5 · Littleton
B
522 students16:1

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against Colorado’s other public schools; Westminster’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.