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Walnut Valley Unified

Chaparral Middle

1405 South Spruce Tree Drive, Diamond Bar, CA 91765-2571

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Summary

Chaparral Middle is an excellent school.

Reading and math results average to the 98th percentile among comparable California schools.

82.8% of students met California's reading standard, and it is trending up slightly.Trending up

80.3% of students met California's math standard, which is excellent statewide and is trending up.Trending up

Proficiency Stats
Current Reading Proficiency82.8%
Current Math Proficiency80.3%
Reading State Rank39/1211 (97th percentile)
Math State Rank21/1211 (98th percentile)
Other Stats
Student / Teacher Ratio28:1
Student Enrollment1,349
Low-Income Students335 (24.8%)
English Learners135 (10.0%)
Quick links
School WebsiteGreat SchoolsNicheEd-DataCAASPP
2-Year Trends
2023 - 2025
Reading +1.5%Trend up•Math +6.0%Trend up
Showing school-level proficiency for the last three years

Reading Proficiency Scores

Race, economic status, English learner status, and distribution of scores by grade.

Race and Ethnicity
Distribution of Scores by Grade
Low-Income vs Non-Low-Income
Low-Income
Non-Low-Income
Low-Income +4.4%Trend up•
Non-Low-Income +0.6%Trend up
English Learners vs English Native
English Learners
English Native
English Learners -11.4%Trend down•
English Native +3.3%Trend up

Math Proficiency Scores

Race, economic status, English learner status, and distribution of scores by grade.

Race and Ethnicity
Distribution of Scores by Grade
Low-Income vs Non-Low-Income
Low-Income
Non-Low-Income
Low-Income +11.5%Trend up•
Non-Low-Income +4.3%Trend up
English Learners vs English Native
English Learners
English Native
English Learners +14.5%Trend up•
English Native +3.4%Trend up
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