Lorbeer Middle
501 Diamond Bar Blvd., Diamond Bar, CA 91765 Map
Math (met standard)
33%
−4
state 37% · 2025-26
English (met standard)
51%
+1
state 50% · 2025-26
Science (met standard)
33%
−3
state 35% · 2025-26
Low income
74%
free or reduced-price lunch
Students
688
2024-25
Students per teacher
24.1
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 7 | 32% state 38% · 2025-26 | 49% state 51% · 2025-26 | — |
| Grade 8 | 33% state 36% · 2025-26 | 52% state 50% · 2025-26 | 33% state 35% · 2025-26 |
| All grades | 33% state 37% · 2025-26 | 51% state 50% · 2025-26 | 33% state 35% · 2025-26 |
Results by year (all grades)
| School year | Math | English | Science |
|---|---|---|---|
| 2025-26 | 33% state 37% | 51% state 50% | 33% state 35% |
| 2024-25 | 31% state 35% | 47% state 49% | 28% state 32% |
| 2023-24 | 28% state 33% | 44% state 47% | 25% state 29% |
| 2022-23 | 26% state 32% | 48% state 47% | 21% state 29% |
| 2021-22 | 29% state 31% | 52% state 48% | 19% state 29% |
| 2018-19 | 36% state 37% | 54% state 50% | 31% state 31% |
| 2017-18 | 35% state 37% | 53% state 50% | — |
| 2016-17 | 30% state 37% | 53% state 49% | — |
| 2015-16 | 34% state 36% | 56% state 49% | — |
| 2014-15 | 32% state 34% | 47% state 45% | — |
Students
Race and ethnicity, 2024-25
- Asian 13%
- White 5%
- Hispanic 73%
- Black 4%
- Two or more 5%
- Other 0%
Year-by-year history is loaded from the NCES Common Core of Data (2017-18 onward).
Nearby schools
2025-26 results
Subject percentages show the share of students who met or exceeded the state standard.
| Pick to compare | |||||
|---|---|---|---|---|---|
|
Armstrong Elementary
Grades K–6
· Pomona Unified
|
0.6 mi |
26%
−15
vs state
|
45%
−1
vs state
|
67% | |
|
Golden Springs Elementary
Grades K–6
· Pomona Unified
|
0.7 mi |
42%
+1
vs state
|
57%
+10
vs state
|
72% | |
|
Pantera Elementary
Grades K–6
· Pomona Unified
|
1.0 mi |
81%
+40
vs state
|
82%
+36
vs state
|
48% | |
|
Chaparral Middle
Grades 6–8
· Walnut Valley Unified
|
1.6 mi |
81%
+44
vs state
|
81%
+32
vs state
|
25% | |
|
Ranch Hills Elementary
Grades K–6
· Pomona Unified
|
1.8 mi |
47%
+6
vs state
|
57%
+10
vs state
|
63% | |
|
Decker Elementary
Grades K–6
· Pomona Unified
|
2.5 mi |
22%
−18
vs state
|
31%
−15
vs state
|
76% | |
|
Suzanne Middle
Grades 6–8
· Walnut Valley Unified
|
2.5 mi |
65%
+28
vs state
|
74%
+25
vs state
|
25% | |
|
Westmont Elementary
Grades K–6
· Pomona Unified
|
2.7 mi |
27%
−14
vs state
|
40%
−7
vs state
|
79% | |
|
Kellogg Polytechnic Elementary
Grades K–6
· Pomona Unified
|
2.8 mi |
18%
−23
vs state
|
31%
−16
vs state
|
89% | |
|
South Pointe Middle
Grades 6–8
· Walnut Valley Unified
|
2.9 mi |
80%
+43
vs state
|
79%
+30
vs state
|
25% |
No schools match this filter.