SA
Middle SchoolsGrades 6-8

Lone Hill Middle

Bonita Unified · Los Angeles County · 700 South Lone Hill, San Dimas, CA 91773-1437

(909) 971-8270

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9/10
#192
Rank 192 out of 1,315
Top 15%
English Language Arts9/10 · #152 · 89th percentile
Mathematics9/10 · #230 · 83rd percentile
Science9/10 · #184 · 86th percentile

English Language Arts

Math Trend

Science Trend

School Overview

Tucked into the foothills of San Dimas, Lone Hill Middle School is a strong academic performer that tends to draw families who take their kids' education seriously without wanting the pressure of a hyper-competitive environment. Bonita Unified has a solid reputation throughout the San Gabriel Valley, and Lone Hill reflects that — particularly in English and Science, where it ranks among the top schools in the state. San Dimas itself has a charming, small-town feel despite being well-connected to the broader L.A. metro, making it a popular landing spot for families looking for suburban stability with easy access to everything the region has to offer.

Student Demographics

838 students tested · 2024-25 school year

Ethnicity

Hispanic
493 (59%)
White
148 (18%)
Asian
69 (8%)
Multiple Races
46 (5%)
Filipino
23 (3%)
African American
17 (2%)
Other
42 (5%)

Key Indicators

English Learners55 (7%)
Socioeconomically Disadvantaged354 (42%)
Students with Disabilities118 (14%)

Staff & Teachers(2024-25)

870
Enrollment
37.2
Teachers (FTE)
23.4:1
Student-Staff Ratio
3
Administrators (FTE)
24
Avg Class Size*(2023-24)

Community Enrichment Programs

This supplementary score measures the availability of enrichment programs — such as tutoring, music, dance, sports, and arts — within 3 miles of the school. Schools in communities with more diverse and accessible programs score higher.

Nearby Programs7/10 · #496 · 64th percentile

127 programs within 3 miles. Ranked among Middle Schools in California.

Nearby Libraries

No programs found