Armstrong Elementary School
Armstrong Elementary School is a public primary school in Diamond Bar, CA, serving grades K–6, rated C, with 251 students and an 18.6:1 student-teacher ratio.
In 2024-2025, the share of students meeting the state standard was 47% in English Language Arts, 29% in Math and 24% in Science.
CTopHap school rating
- Rating
- C
- Grades
- K–6
- Enrollment
- 251
- Students per teacher
- 18.6:1
- Level
- Primary
- Type
- Public · Regular
2024-2025 testing year
State test results
Share of students meeting or exceeding the state standard.
English Language Arts47%
Math29%
Science24%
Academics and programs
- Open enrollment
- No
Student body
Hispanic60%
Asian15%
White10%
Two or more races9%
Black6%
- Male / female
- 57% / 43%
- Free or reduced lunch
- 67%
- Enrollment change vs prior year
- -14.3%
- Prior-year enrollment
- 293
Homes assigned to this school
2,140 homes in TopHap's records are assigned to Armstrong Elementary School. These 40 are sampled evenly down the value ranking, so they span the whole zone rather than just its most expensive streets.
Export all 2,140 assigned homes as a CSV · TopHap Pro
- 216 Cottonwood Cove DrDiamond Bar, CA 917654 bd · 3 ba · 2,675 ft² · built 1969$1.6M
- 722 Golden Prados DrDiamond Bar, CA 917654 bd · 3 ba · 2,324 ft² · built 1973$1.1M
- 209 S Rock River RdDiamond Bar, CA 917655 bd · 2 ba · 2,200 ft² · built 1964$1M
- 128 N Rock River DrDiamond Bar, CA 917653 bd · 2 ba · 1,489 ft² · built 1973$999K
- 23220 Woodleaf DrDiamond Bar, CA 917654 bd · 3 ba · 2,188 ft² · built 1975$984K
- 668 Farben DrDiamond Bar, CA 917653 bd · 3 ba · 2,268 ft² · built 1974$971K
- 237 N Pintado DrDiamond Bar, CA 917655 bd · 2 ba · 1,848 ft² · built 1964$957K
- 23171 Rio Lobos RdDiamond Bar, CA 917654 bd · 3 ba · 1,747 ft² · built 1984$941K
- 23345 Stirrup DrDiamond Bar, CA 917653 bd · 3 ba · 2,268 ft² · built 1975$927K
- 202 N Prospectors RdDiamond Bar, CA 917653 bd · 2 ba · 1,599 ft² · built 1966$914K
- 22703 Dry Creek RdDiamond Bar, CA 917654 bd · 2 ba · 1,677 ft² · built 1976$900K
- 422 S Palo Cedro DrDiamond Bar, CA 917653 bd · 2 ba · 1,545 ft² · built 1971$888K
- 112 Cottonwood Cove DrDiamond Bar, CA 917654 bd · 2 ba · 1,440 ft² · built 1968$879K
- 622 Groom DrDiamond Bar, CA 917653 bd · 2 ba · 1,715 ft² · built 1962$869K
- 751 Big Falls DrDiamond Bar, CA 917654 bd · 2 ba · 1,464 ft² · built 1964$859K
- 112 N Pintado DrDiamond Bar, CA 917654 bd · 2 ba · 1,465 ft² · built 1964$852K
- 706 Big Falls DrDiamond Bar, CA 917654 bd · 2 ba · 1,495 ft² · built 1964$846K
- 22951 Happy Hollow RdDiamond Bar, CA 917654 bd · 2 ba · 1,404 ft² · built 1962$839K
- 137 S Prospectors RdDiamond Bar, CA 917654 bd · 2 ba · 1,465 ft² · built 1964$832K
- 22757 Beaverhead DrDiamond Bar, CA 917654 bd · 2 ba · 1,435 ft² · built 1969$824K
- 252 Eagle Nest DrDiamond Bar, CA 917653 bd · 2 ba · 1,391 ft² · built 1971$816K
- 300 S Rock River RdDiamond Bar, CA 917653 bd · 2 ba · 1,499 ft² · built 1973$810K
- 230 S Palo Cedro DrDiamond Bar, CA 917653 bd · 2 ba · 1,391 ft² · built 1971$800K
- 825 Bridle DrDiamond Bar, CA 917654 bd · 2 ba · 1,554 ft² · built 1974$790K
- 22607 Dry Creek RdDiamond Bar, CA 917653 bd · 2 ba · 1,260 ft² · built 1976$778K
- 23458 Wagon Trail RdDiamond Bar, CA 917653 bd · 2 ba · 1,554 ft² · built 1973$768K
- 513 Rockbridge RdDiamond Bar, CA 917653 bd · 2 ba · 1,449 ft² · built 1975$752K
- 22840 Dry Creek RdDiamond Bar, CA 917653 bd · 2 ba · 1,274 ft² · built 1962$731K
- 22885 Hilton Head DrDiamond Bar, CA 917652 bd · 3 ba · 994 ft² · built 1986$507K
- 318 S Prospectors RdDiamond Bar, CA 917652 bd · 2 ba · 1,345 ft² · built 1979$477K
- 22794 Lakeway DrDiamond Bar, CA 917652 bd · 2 ba · 794 ft² · built 1987$462K
- 22892 Hilton Head DrDiamond Bar, CA 917652 bd · 2 ba · 934 ft² · built 1983$448K
- 22820 Hilton Head DrDiamond Bar, CA 917652 bd · 2 ba · 934 ft² · built 1981$438K
- 22729 Lakeway DrDiamond Bar, CA 917652 bd · 2 ba · 788 ft² · built 1986$426K
- 22828 Hilton Head DrDiamond Bar, CA 917652 bd · 1 ba · 850 ft² · built 1981$414K
- 22889 Hilton Head DrDiamond Bar, CA 917652 bd · 1 ba · 817 ft² · built 1986$405K
- 22797 Lakeway DrDiamond Bar, CA 917652 bd · 2 ba · 788 ft² · built 1987$394K
- 22848 Hilton Head DrDiamond Bar, CA 917652 bd · 1 ba · 850 ft² · built 1981$380K
- 22801 Hilton Head DrDiamond Bar, CA 917651 bd · 1 ba · 655 ft² · built 1981$348K
- 22890 Hilton Head DrDiamond Bar, CA 917651 bd · 1 ba · 687 ft² · built 1983$330K
School details
- Address
- 22750 Beaverhead Dr, Diamond Bar, CA 91765
- Phone
- (909) 397-4563
- Website
- pusd.org
- Setting
- Suburb - Large
- Status
- Operational
- NCES ID
- 063132004836
School district
Pomona Unified School District
- District rating
- C+
- Schools
- 37
- Students
- 20,475
- Spending per student
- $18,774
- Teachers (FTE)
- 970
- Grades
- K–12
Other schools in this district
- Alcott Elementary SchoolGrades K–6 · 606 studentsD-
- Allison Elementary SchoolGrades K–6 · 427 studentsB+
- Arroyo Elementary SchoolGrades K–6 · 479 studentsD
- Barfield Elementary SchoolGrades K–6 · 282 studentsC+
- Cortez Elementary SchoolGrades K–8 · 607 studentsC+
- Decker Elementary SchoolGrades K–6 · 437 studentsC-
- Golden Springs Elementary SchoolGrades K–6 · 388 studentsB+
- Harrison Elementary SchoolGrades K–8 · 328 studentsD-
- Kellogg Polytechnic Elementary SchoolGrades K–6 · 302 studentsD
- Kingsley Elementary SchoolGrades K–5 · 656 studentsD
- La Verne Science and Technology CharterGrades K–6 · 270 studentsC+
- Lexington Elementary SchoolGrades K–8 · 537 studentsA-