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A+

Arapahoe High School

PublicHighGrades 9–12

2201 East Dry Creek Road, Centennial, CO 80122 · (303) 347-6000 · Part of Littleton School District 6

Centennial’s School Grade A better than 89% of Colorado school districts

Students
1,748
Students per teacher
23:1
Free or reduced lunch
17%
Setting
City
Grades
9–12
The gist

What stands out about Arapahoe High School

  • Its own letter, A+: reading and math results near the top of Colorado’s public schools
  • Math proficiency 33 pts above the state
  • Reading / language arts 37 pts above the state
  • Larger classes: 23 students per teacher
  • Enrollment down 14% since 2020–21

On the path

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

6–8Newton Middle School781 students
9–12Arapahoe High SchoolYou are here

Test scores

2020–21
Math proficiency63%
State average 30.5%
Reading / language arts84%
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).

2201 East Dry Creek Road, Centennial

Students

Enrollment by grade
Grade 9412
Grade 10410
Grade 11428
Grade 12498
Enrollment over time
2,033’20
1,884’21
1,820’22
1,781’23
1,748’24

Down 14% since 2020–21.

Who goes here
White 79%Hispanic 11%Two or more races 5%Black 2%Asian 2%Native Hawaiian/Pacific Islander <1%

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

Parents talk

Questions and answers about Arapahoe High School from Centennial families.

Other schools in Littleton School District 6

The district →

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; Centennial’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.