Serving 870 students in grades 6-8, Lone Hill Middle School ranks in the top 30% of all schools in California for overall test scores (math proficiency is top 30%, and reading proficiency is top 30%).
The percentage of students achieving proficiency in math is 47% (which is higher than the California state average of 34%). The percentage of students achieving proficiency in reading/language arts is 60% (which is higher than the California state average of 47%).
The student-teacher ratio of 24:1 is higher than the California state level of 21:1.
Minority enrollment is 82% of the student body (majority Hispanic), which is higher than the California state average of 80% (majority Hispanic).
Quick Facts (26-27)
- Grades: 6-8
- Enrollment: 870 students
- Student-Teacher Ratio: 24:1
- Minority Enrollment: 82%
- Overall Testing Rank: Top 30% in CA
- Math Proficiency: 47% (Top 30%)
- Reading Proficiency: 60% (Top 30%)
- Science Proficiency: 45% (Top 30%)
- Attendance Zone: Lone Hill Middle serves the western part of its school district in San Dimas, CA, covering an area of approximately 20.5 square miles. Most students are within a 5-10 minute drive, with an average distance of 2.5 miles from the school to the edge of the attendance zone and the furthest limit reaching 9.1 miles.
- Source: National Center for Education Statistics (NCES), CA Dept. of Education
School Overview
Lone Hill Middle School's student population of 870 students has stayed relatively flat over five school years.
The teacher population of 37 teachers has stayed relatively flat over five school years.
Grades Offered
Grades 6-8
Total Students
870 students
Showing 2015–2025. View full 39-year historical data
Total Classroom Teachers
37 teachers
Showing 2014–2025. View full 39-year historical data
School Calendar
School Rankings
Lone Hill Middle School ranks within the top 30% of all 9,523 schools in California (based off of combined math and reading proficiency testing data).
The diversity score of Lone Hill Middle School is 0.60, which is less than the diversity score at state average of 0.63. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#2175 out of 9523 schools
(Top 30%)
(Top 30%)
Showing 2012–2023. View full 14-year historical data
Math Test Scores (% Proficient)
47%
34%
Showing 2012–2023. View full 14-year historical data
Reading/Language Arts Test Scores (% Proficient)
60%
47%
Showing 2011–2022. View full 13-year historical data
Science Test Scores (% Proficient)
45%
29%
Student-Teacher Ratio
24:1
21:1
Showing 2014–2025. View full 39-year historical data
Asian
11%
12%
Showing 2015–2025. View full 38-year historical data
Hispanic
59%
56%
Showing 2015–2025. View full 38-year historical data
Black
2%
5%
Showing 2015–2025. View full 38-year historical data
White
18%
20%
Showing 2015–2025. View full 38-year historical data
Two or more races
10%
6%
Showing 2015–2025. View full 17-year historical data
All Ethnic Groups
Showing 2015–2025. View full 38-year historical data
Chronically Absent Students
(22-23)19%
27.7%
Eligible for Free Lunch
37%
54%
Showing 2015–2025. View full 34-year historical data
Eligible for Reduced Lunch
2%
8%
Showing 2015–2025. View full 27-year historical data
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), CA Dept. of Education
Frequently Asked Questions
What is Lone Hill Middle School's ranking?
Lone Hill Middle School is ranked #2175 out of 9,523 schools, which ranks it among the top 30% of public schools in California.
What schools are Lone Hill Middle School often compared to?
Lone Hill Middle Schoolis often viewed alongside schools like Ramona Middle School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
47% of students have achieved math proficiency (compared to the 34% CA state average), while 60% of students have achieved reading proficiency (compared to the 47% CA state average).
How many students attend Lone Hill Middle School?
870 students attend Lone Hill Middle School.
What is the racial composition of the student body?
59% of Lone Hill Middle School students are Hispanic, 18% of students are White, 11% of students are Asian, 10% of students are Two or more races, and 2% of students are Black.
What is the student-teacher ratio of Lone Hill Middle School?
Lone Hill Middle School has a student ration of 24:1, which is higher than the California state average of 21:1.
What grades does Lone Hill Middle School offer ?
Lone Hill Middle School offers enrollment in grades 6-8
What school district is Lone Hill Middle School part of?
Lone Hill Middle School is part of Bonita Unified School District.
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