Grade Trends

Arma J. Shull Elementary

Grades K–5 Public District: Bonita Unified

825 North Amelia, San Dimas, CA 91773 Map

Math (met standard)
75%
+33 state 42% · 2025-26
English (met standard)
77%
+30 state 46% · 2025-26
Science (met standard)
69%
+33 state 35% · 2025-26
Low income
26%
free or reduced-price lunch
Students
633
2024-25
Students per teacher
27.8
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 3 79% state 47% · 2025-26 73% state 44% · 2025-26 —
Grade 4 77% state 42% · 2025-26 74% state 46% · 2025-26 —
Grade 5 70% state 37% · 2025-26 83% state 49% · 2025-26 69% state 35% · 2025-26
All grades 75% state 42% · 2025-26 77% state 46% · 2025-26 69% state 35% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 75% state 42% 77% state 46% 69% state 35%
2024-25 80% state 42% 79% state 46% 69% state 33%
2023-24 79% state 41% 81% state 45% 69% state 33%
2022-23 83% state 39% 83% state 45% 68% state 32%
2021-22 75% state 38% 81% state 45% 62% state 31%
2018-19 78% state 45% 82% state 50% 62% state 32%
2017-18 78% state 43% 85% state 49% —
2016-17 75% state 40% 82% state 45% —
2015-16 72% state 39% 78% state 45% —
2014-15 66% state 35% 70% state 41% —

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
Sutherland Elementary
Grades K–5 · Glendora Unified
0.6 mi
57%
+15 vs state
60%
+14 vs state
39%
+3 vs state
10% Average of math, English and science: 62% in 2022-23 → 52% in 2025-26 19% 488 Hispanic 51%
Vista (Alternative)
Grades K–12 Alternative · Bonita Unified
0.7 mi — —
23%
−10 vs state
18% Average of math, English and science: 5% in 2022-23 → 23% in 2025-26 73% 11 Hispanic 82%
Gladstone Elementary
Grades K–5 · Bonita Unified
0.8 mi
67%
+25 vs state
63%
+16 vs state
59%
+24 vs state
4% Average of math, English and science: 59% in 2022-23 → 63% in 2025-26 35% 518 Hispanic 58%
Fred Ekstrand Elementary
Grades K–5 · Bonita Unified
1.1 mi
55%
+13 vs state
57%
+11 vs state
45%
+10 vs state
3% Average of math, English and science: 56% in 2022-23 → 53% in 2025-26 48% 475 Hispanic 68%
Willow Elementary
Grades K–6 · Charter Oak Unified
1.2 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%
Allen Avenue Elementary
Grades K–5 · Bonita Unified
1.5 mi
62%
+19 vs state
63%
+17 vs state
50%
+15 vs state
3% Average of math, English and science: 55% in 2022-23 → 58% in 2025-26 37% 467 Hispanic 57%
Oak Knoll Alternative
Grades K–12 Alternative · Charter Oak Unified
1.6 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%
Glen Oak Elementary
Grades K–6 · Charter Oak Unified
2.0 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%
Sellers Elementary
Grades K–5 · Glendora Unified
2.4 mi
57%
+15 vs state
62%
+15 vs state
44%
+8 vs state
Average of math, English and science: 56% in 2022-23 → 54% in 2025-26 13% 545 White 42%
Cullen Elementary
Grades K–5 · Glendora Unified
2.6 mi
62%
+19 vs state
61%
+15 vs state
39%
+3 vs state
Average of math, English and science: 55% in 2022-23 → 54% in 2025-26 20% 569 Hispanic 45%