Lone Hill Middle

Grades 6–8 Public District: Bonita Unified

700 South Lone Hill, San Dimas, CA 91773 Map

Math (met standard)
55%
+18 state 37% · 2025-26
English (met standard)
72%
+23 state 49% · 2025-26
Science (met standard)
66%
+30 state 35% · 2025-26
Low income
39%
free or reduced-price lunch
Students
870
2024-25
Students per teacher
23.4
2024-25

Test score trends

Share of students who met or exceeded the state standard each year.

Latest results by grade

Grade Math English Science
Grade 6 51% state 37% · 2025-26 65% state 48% · 2025-26 —
Grade 7 56% state 38% · 2025-26 71% state 51% · 2025-26 —
Grade 8 58% state 36% · 2025-26 79% state 50% · 2025-26 66% state 35% · 2025-26
All grades 55% state 37% · 2025-26 72% state 49% · 2025-26 66% state 35% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 55% state 37% 72% state 49% 66% state 35%
2024-25 54% state 36% 71% state 49% 56% state 32%
2023-24 54% state 33% 72% state 46% 54% state 29%
2022-23 47% state 32% 66% state 46% 42% state 29%
2021-22 42% state 31% 61% state 47% 45% state 29%
2018-19 54% state 38% 66% state 50% 43% state 31%
2017-18 48% state 37% 64% state 49% —
2016-17 48% state 37% 62% state 48% —
2015-16 41% state 36% 51% state 48% —
2014-15 41% state 33% 52% state 44% —

Students

Race and ethnicity, 2024-25

Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).

Nearby schools

Subject percentages show the share of students who met or exceeded the state standard.

Pick to compare
Glen Oak Elementary
Grades K–6 · Charter Oak Unified
1.0 mi
42%
+1 vs state
51%
+4 vs state
33%
−3 vs state
10% Average of math, English and science: 32% in 2022-23 → 42% in 2025-26 75% 428 Hispanic 78%
Willow Elementary
Grades K–6 · Charter Oak Unified
1.3 mi
49%
+9 vs state
58%
+11 vs state
35%
±0 vs state
4% Average of math, English and science: 43% in 2022-23 → 47% in 2025-26 71% 388 Hispanic 64%
Oak Knoll Alternative
Grades K–12 Alternative · Charter Oak Unified
1.5 mi
11%
−26 vs state
42%
−7 vs state
17%
−19 vs state
8% Average of math, English and science: 31% in 2022-23 → 23% in 2025-26 76% 107 Hispanic 75%
Badillo Elementary
Grades K–6 · Charter Oak Unified
1.7 mi
37%
−4 vs state
45%
−2 vs state
25%
−10 vs state
Average of math, English and science: 36% in 2022-23 → 36% in 2025-26 72% 442 Hispanic 83%
Vista (Alternative)
Grades K–12 Alternative · Bonita Unified
1.8 mi — —
23%
−10 vs state
18% Average of math, English and science: 5% in 2022-23 → 23% in 2025-26 73% 11 Hispanic 82%
Cedargrove Elementary
Grades K–6 · Charter Oak Unified
2.1 mi
36%
−4 vs state
42%
−5 vs state
24%
−11 vs state
3% Average of math, English and science: 37% in 2022-23 → 34% in 2025-26 77% 569 Hispanic 80%
Royal Oak Middle
Grades 7–8 · Charter Oak Unified
2.3 mi
47%
+10 vs state
58%
+8 vs state
35%
−1 vs state
4% Average of math, English and science: 42% in 2022-23 → 46% in 2025-26 74% 610 Hispanic 75%
Ramona Middle
Grades 6–8 · Bonita Unified
2.5 mi
66%
+29 vs state
74%
+25 vs state
66%
+30 vs state
9% Average of math, English and science: 60% in 2022-23 → 69% in 2025-26 31% 1,371 Hispanic 53%
Washington Elementary
Grades K–6 · Charter Oak Unified
2.6 mi
66%
+26 vs state
67%
+20 vs state
57%
+22 vs state
9% Average of math, English and science: 55% in 2022-23 → 64% in 2025-26 64% 421 Hispanic 66%
Sierra Vista Middle
Grades 6–8 · Covina-Valley Unified
2.9 mi
50%
+13 vs state
56%
+7 vs state
38%
+3 vs state
15% Average of math, English and science: 33% in 2022-23 → 48% in 2025-26 68% 778 Hispanic 76%