Summary:
Zip code 91773 in San Dimas, California, is served by one middle school, Lone Hill Middle School, which educates students in grades 6 through 8 within the Bonita Unified School District.
Lone Hill Middle is a consistently high-performing school, earning a 4-star rating for at least three consecutive years and ranking in the 89th percentile of all California middle schools. Academically, it significantly outpaces state averages, with over 71% of students proficient in English and 56% proficient in science. The school also fosters a positive environment, evidenced by a chronic absenteeism rate nearly half the state average, suggesting strong student engagement.
While the school excels overall, its performance shows interesting patterns: it is strongest in English Language Arts, slightly trails its high-achieving district in math and English, but actually outperforms the Bonita Unified district average in science. This indicates a particular area of instructional strength. With a diverse student population and a track record of resilient, top-tier performance, Lone Hill Middle provides a robust and supportive educational foundation for the community.
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