Schools in Diamond Bar, CA

Safety scores and transparency grades from federal incident data · 2021-22 collection

Typical home value: $1,029,682 (Zillow ZHVI, 2026-06-30) — cheaper than 3% of ZHVI-matched cities. Comparing safety against price? See the Affordable & Safe guide.

All schools, safest first

SCHOOL	DISTRICT	GRADES	STUDENTS	SAFETY SCORE	GRADE
Golden Springs Elementary	Pomona Unified	KG–06	268	62	A
Pantera Elementary	Pomona Unified	KG–06	434	58	A
Diamond Bar High	Walnut Valley Unified	09–12	2,528	55	B
Chaparral Middle	Walnut Valley Unified	06–08	1,104	50	B
Lorbeer Middle	Pomona Unified	07–08	599	38	A
Diamond Point Elementary	Pomona Unified	KG–06	193	35	A
Armstrong Elementary	Pomona Unified	KG–06	251	10	A
Castle Rock Elementary	Walnut Valley Unified	KG–05	666	— insufficient data	F
Evergreen Elementary	Walnut Valley Unified	KG–05	665	— insufficient data	F
Maple Hill Elementary	Walnut Valley Unified	KG–05	522	— insufficient data	F
Quail Summit Elementary	Walnut Valley Unified	KG–05	640	— insufficient data	F