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Diamond Bar High

Diamond Bar, California · Grades 9 to 12 · Walnut Valley Unified

Public school

About Diamond Bar High

Located in Diamond Bar, California, Diamond Bar High is a public school for grades 9 through 12. Federal data for 2024-25 shows 2,563 students enrolled. With about 98.5 full-time-equivalent teachers, that works out to roughly 26 students per teacher. Walnut Valley Unified runs 15 schools listed here, including this one. See them all. The surrounding area is classified as a suburb of a large metro area, in Los Angeles County. There are 69 other schools within 5 miles.

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School facts

Address	21400 Pathfinder Rd., Diamond Bar, CA 91765
Phone	(909) 594-1405
School district	Walnut Valley Unified
Grades	9 to 12
Students (2024-25)	2,563
Teachers (full-time equivalent, 2024-25)	98.5
Students per teacher	26
Charter school	No
School type	Regular
Level	High
Locale (NCES)	Suburb, large, Los Angeles County

Source: NCES Common Core of Data (CCD), 2024-25 public school directory and membership files (NCES school ID 064128007894). Details may have changed since the survey. Schools can update them by claiming this profile.

Nearby schools

Evergreen ElementaryPublic · Grades K to 5Diamond Bar · 0.3 mi Castle Rock ElementaryPublic · Grades K to 5Diamond Bar · 0.7 mi South Pointe MiddlePublic · Grades 6 to 8Walnut, CA · 0.9 mi Maple Hill ElementaryPublic · Grades K to 5Diamond Bar · 1.2 mi Landmark Christian PreschoolPrivate, Christian (nondenominational) · Grades PreK to TKDiamond Bar · 1.4 mi Discovery World MontessoriPrivate · Grades K to TKWalnut, CA · 1.5 mi Chaparral MiddlePublic · Grades 6 to 8Diamond Bar · 1.5 mi Walnut ElementaryPublic · Grades K to 5Walnut, CA · 1.6 mi

The 8 closest public, charter and private schools by straight-line distance, from NCES location data. Listings here are never paid.

Frequently asked questions

What grades does Diamond Bar High serve?

Diamond Bar High serves grades 9 through 12.

How many students attend Diamond Bar High?

Diamond Bar High reported 2,563 students in 2024-25, according to the NCES Common Core of Data.

What is the student-teacher ratio at Diamond Bar High?

About 26 students per full-time-equivalent teacher, based on 2,563 students and 98.5 teachers in federal data.

Is Diamond Bar High a public or charter school?

Diamond Bar High is a traditional public (non-charter) school.

What school district is Diamond Bar High in?

Diamond Bar High is part of Walnut Valley Unified. See all schools in this district at https://parentschoolreview.com/districts/ca/walnut-valley-unified/

Where is Diamond Bar High located?

Diamond Bar High is at 21400 Pathfinder Rd., Diamond Bar, CA 91765. The phone number is (909) 594-1405.

How many other schools are near Diamond Bar High?

There are 69 other schools within 5 miles of Diamond Bar High in our directory.