William Collier Elementary
20150 Mayhall Dr., Wildomar, CA 92595 Map
Math (met standard)
26%
−16
state 42% · 2025-26
English (met standard)
34%
−12
state 46% · 2025-26
Science (met standard)
18%
−17
state 35% · 2025-26
Low income
80%
free or reduced-price lunch
Students
707
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 3 | 26% state 47% · 2025-26 | 33% state 44% · 2025-26 | — |
| Grade 4 | 33% state 42% · 2025-26 | 35% state 46% · 2025-26 | — |
| Grade 5 | 18% state 37% · 2025-26 | 33% state 49% · 2025-26 | 18% state 35% · 2025-26 |
| All grades | 26% state 42% · 2025-26 | 34% state 46% · 2025-26 | 18% state 35% · 2025-26 |
Results by year (all grades)
| School year | Math | English | Science |
|---|---|---|---|
| 2025-26 | 26% state 42% | 34% state 46% | 18% state 35% |
| 2024-25 | 32% state 41% | 39% state 46% | 22% state 33% |
| 2023-24 | 32% state 40% | 36% state 45% | 17% state 33% |
| 2022-23 | 27% state 40% | 30% state 44% | 15% state 32% |
| 2021-22 | 29% state 38% | 34% state 45% | 21% state 31% |
| 2020-21 | 46% state 40% | 41% state 40% | — |
| 2018-19 | 33% state 44% | 40% state 50% | 21% state 32% |
| 2017-18 | 31% state 42% | 37% state 49% | — |
| 2016-17 | 29% state 40% | 33% state 45% | — |
| 2015-16 | 23% state 38% | 34% state 45% | — |
| 2014-15 | 22% state 35% | 27% state 41% | — |
Students
Race and ethnicity, 2024-25
- Asian 4%
- White 16%
- Hispanic 67%
- Black 6%
- Two or more 6%
- Other 1%
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 | |||||
|---|---|---|---|---|---|
|
Julia Lee Performing Arts Academy
Grades K–8
Charter
· Julia Lee Performing Arts Academy District
|
0.6 mi |
28%
−12
vs state
|
38%
−10
vs state
|
65% | |
|
Lakeland Village
Grades K–8
· Lake Elsinore Unified
|
1.6 mi |
18%
−22
vs state
|
32%
−16
vs state
|
94% | |
|
Wildomar Elementary
Grades K–5
· Lake Elsinore Unified
|
1.9 mi |
27%
−14
vs state
|
32%
−14
vs state
|
89% | |
|
Donald Graham Elementary
Grades K–5
· Lake Elsinore Unified
|
2.6 mi |
34%
−9
vs state
|
39%
−7
vs state
|
70% | |
|
Railroad Canyon Elementary
Grades K–5
· Lake Elsinore Unified
|
3.3 mi |
34%
−8
vs state
|
39%
−8
vs state
|
83% | |
|
Ronald Reagan Elementary
Grades K–5
· Lake Elsinore Unified
|
3.5 mi |
28%
−15
vs state
|
36%
−10
vs state
|
72% | |
|
Sycamore Academy of Science and Cultural Arts
Grades K–8
Charter
· Sycamore Academy of Science and Cultural Arts District
|
3.8 mi |
31%
−8
vs state
|
43%
−5
vs state
|
47% | |
|
Cottonwood Canyon Elementary
Grades K–5
· Lake Elsinore Unified
|
3.8 mi |
55%
+13
vs state
|
61%
+14
vs state
|
54% | |
|
Elsinore Elementary
Grades K–5
· Lake Elsinore Unified
|
4.2 mi |
10%
−32
vs state
|
17%
−29
vs state
|
95% | |
|
Cole Canyon Elementary
Grades K–5
· Murrieta Valley Unified
|
4.2 mi |
67%
+24
vs state
|
69%
+23
vs state
|
35% |
No schools match this filter.