Grade Trends

Willow Elementary

Grades K–6 Public District: Charter Oak Unified

1427 South Willow, Glendora, CA 91740 Map

Math (met standard)
49%
+9 state 41% · 2025-26
English (met standard)
58%
+11 state 47% · 2025-26
Science (met standard)
35%
±0 state 35% · 2025-26
Low income
71%
free or reduced-price lunch
Students
388
2024-25
Students per teacher
22.8
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 78% state 47% · 2025-26 76% state 44% · 2025-26 —
Grade 4 42% state 42% · 2025-26 48% state 46% · 2025-26 —
Grade 5 40% state 37% · 2025-26 53% state 49% · 2025-26 35% state 35% · 2025-26
Grade 6 42% state 37% · 2025-26 59% state 48% · 2025-26 —
All grades 49% state 41% · 2025-26 58% state 47% · 2025-26 35% state 35% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 49% state 41% 58% state 47% 35% state 35%
2024-25 53% state 40% 60% state 47% 35% state 33%
2023-24 55% state 39% 56% state 45% 39% state 33%
2022-23 47% state 39% 52% state 44% 28% state 32%
2021-22 54% state 37% 58% state 45% 34% state 31%
2018-19 50% state 43% 50% state 50% 20% state 32%
2017-18 54% state 41% 60% state 49% —
2016-17 45% state 40% 54% state 46% —
2015-16 57% state 38% 58% state 45% —
2014-15 59% state 34% 52% state 42% —

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
Gladstone Elementary
Grades K–5 · Bonita Unified
0.4 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%
Oak Knoll Alternative
Grades K–12 Alternative · Charter Oak Unified
0.4 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
1.2 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%
Arma J. Shull Elementary
Grades K–5 · Bonita Unified
1.2 mi
75%
+33 vs state
77%
+30 vs state
69%
+33 vs state
5% Average of math, English and science: 78% in 2022-23 → 73% in 2025-26 26% 633 Hispanic 48%
Lone Hill Middle
Grades 6–8 · Bonita Unified
1.3 mi
55%
+18 vs state
72%
+23 vs state
66%
+30 vs state
13% Average of math, English and science: 51% in 2022-23 → 64% in 2025-26 39% 870 Hispanic 59%
Sutherland Elementary
Grades K–5 · Glendora Unified
1.5 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%
Cedargrove Elementary
Grades K–6 · Charter Oak Unified
1.6 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%
Washington Elementary
Grades K–6 · Charter Oak Unified
1.6 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%
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%
Badillo Elementary
Grades K–6 · Charter Oak Unified
2.0 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%