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Chapter

Castle Rock Elementary

Diamond Bar, CA

PublicElementary · Grades K–5
wvusd.k12.ca.us2975 Castle Rock Rd., Diamond Bar, CA 91765(909) 598-5006
Test scores
California state tests, 2024–25

English language arts

361 students tested

71.2% met or exceeded the standard. In 2023–24, 67.7% did.

  • Exceeded42.9%
  • Met28.3%
  • Nearly met13.0%
  • Not met15.8%

Math

383 students tested

70.5% met or exceeded the standard. In 2023–24, 67.6% did.

  • Exceeded43.1%
  • Met27.4%
  • Nearly met17.5%
  • Not met12.0%
Discipline
State and federal reports

California Department of Education

0.1% of students were suspended at least once in 2024–25.

Measure2023–242024–25
Enrolled during the year731735
Suspended in or out of school0.1% · 10.1% · 1
Suspensions11
Violence with injury00
Violence without injury01
Weapons10
Drugs00
Defiance only00
Other00

Each suspension is listed under its most serious offense.

U.S. Department of Education

Measure2021–222023–24
Enrolled in the fall666689
Suspended out of school0.0% · 00.1% · 1
Suspended in school0.0% · 00.4% · 3
Expelled0.0% · 00.0% · 0
Attendance
California Department of Education

6.4% of students were chronically absent in 2024–25.

Measure2023–242024–25
Students counted720723
Chronically absent9.0% · 656.4% · 46

Chronically absent means missing 10% or more of the school days a student was enrolled.

School Profile

Location

Suburb, Large

Enrollment

691 students

Student-Teacher Ratio

26:1

Demographics
Hispanic/Latino18.5%
x
White3.8%
x
Black or African American1.0%
x
Asian70.2%
x
Two or More Races5.6%
x
American Indian or Alaska Native0.1%
x
Native Hawaiian or Pacific Islander0.7%
x
Public school directory

NCES ID 064128006833

District
Walnut Valley Unified
Status
Open
School category
Regular School
Charter
No
Virtual instruction
No virtual instruction
Enrollment
691 students
Teachers (FTE)
26.5

Sources