Grade Trends

Sandburg Middle

Grades 6–8 Public District: Glendora Unified

819 West Bennett Ave., Glendora, CA 91741 Map

Math (met standard)
43%
+6 state 37% · 2025-26
English (met standard)
58%
+8 state 49% · 2025-26
Science (met standard)
37%
+2 state 35% · 2025-26
Low income
31%
free or reduced-price lunch
Students
695
2024-25
Students per teacher
24.6
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 37% state 37% · 2025-26 51% state 48% · 2025-26 —
Grade 7 48% state 38% · 2025-26 60% state 51% · 2025-26 —
Grade 8 45% state 36% · 2025-26 63% state 50% · 2025-26 37% state 35% · 2025-26
All grades 43% state 37% · 2025-26 58% state 49% · 2025-26 37% state 35% · 2025-26
Results by year (all grades)
School year Math English Science
2025-26 43% state 37% 58% state 49% 37% state 35%
2024-25 44% state 36% 54% state 49% 40% state 32%
2023-24 37% state 33% 52% state 46% 32% state 29%
2022-23 41% state 32% 52% state 46% 34% state 29%
2021-22 38% state 31% 53% state 47% 39% state 29%
2018-19 50% state 38% 63% state 50% 38% state 31%
2017-18 48% state 37% 58% state 49% —
2016-17 49% state 37% 62% state 48% —
2015-16 49% state 36% 64% state 48% —
2014-15 43% state 33% 57% 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
Goddard Middle
Grades 6–8 · Glendora Unified
1.7 mi
63%
+26 vs state
71%
+22 vs state
55%
+20 vs state
7% Average of math, English and science: 56% in 2022-23 → 63% in 2025-26 18% 728 Hispanic 39%
Washington Elementary
Grades K–6 · Charter Oak Unified
1.9 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%
Oak Knoll Alternative
Grades K–12 Alternative · Charter Oak Unified
2.6 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%
Cedargrove Elementary
Grades K–6 · Charter Oak Unified
2.8 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%
Willow Elementary
Grades K–6 · Charter Oak Unified
2.9 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%
Covina-Valley Learning Options Academy
Grades K–12 Alternative · Covina-Valley Unified
3.0 mi
35%
±0 vs state
35%
−17 vs state
43%
+6 vs state
14% Average of math, English and science: 24% in 2022-23 → 38% in 2025-26 91% 57 Hispanic 88%
Gladstone Middle
Grades 6–8 · Azusa Unified
3.2 mi
20%
−17 vs state
31%
−18 vs state
23%
−12 vs state
Average of math, English and science: 27% in 2022-23 → 25% in 2025-26 90% 1,326 Hispanic 91%
Glen Oak Elementary
Grades K–6 · Charter Oak Unified
3.5 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%
Valley View Acad of Tech and Creative Lrng (TK-6)
Grades K–6 · Duarte Unified
3.6 mi
50%
+9 vs state
63%
+17 vs state
51%
+16 vs state
10% Average of math, English and science: 45% in 2022-23 → 55% in 2025-26 61% 317 Hispanic 61%
Badillo Elementary
Grades K–6 · Charter Oak Unified
3.9 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%