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A Jewel in the Hills of SoCal

Diamond Bar exudes a peaceful and well-maintained atmosphere. The city is characterized by its spacious homes, tree-lined streets, and numerous parks, creating a welcoming environment for families and individuals alike. Residents take pride in their community, fostering a strong sense of belonging.

Downtown Diamond Bar
COMMUNITY GUIDE · DIAMOND BAR
Diamond Bar, Los Angeles County

City Snapshot

Population

55,072

County

Los Angeles County

Timezone

America/Los_Angeles

Median Income

$106,881

Quick Numbers

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Emergency Services

Poison Control

Suicide & Crisis Lifeline

Domestic Violence Hotline

Child Abuse Hotline

Veterans Crisis Line

Kaiser Permanente Diamond Bar Medical Offices

Pomona Valley Hospital Medical Center

This Week

Earlybirds Club - 21+

2026-06-13 at 1:00 AM

Kittie with special guests Kingdom of Giants and Gore.

2026-06-13 at 1:30 AM

Los Angeles Angels vs Tampa Bay Rays: Angels Soccer Jersey

2026-06-13 at 1:38 AM

Tony Roberts

2026-06-13 at 2:30 AM

Mark Normand

2026-06-13 at 2:30 AM

Community Leaders

View All
A
Adam Schiff

U.S. Senator

Democrat Party

A
Alejandro Padilla

U.S. Senator

Democrat Party

Gavin Newsom
Gavin Newsom

Governor

Democratic Party