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Events and Things to do in Diamond Bar, CA

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Officer Involved Shootings for Field Supervisors
Wed, May 27, 8:00 AM
Anaheim · Anaheim Police Department
Officer Involved Shootings for Field Supervisors
Wed, May 27, 8:00 AM
Anaheim · Anaheim Police Department
New Wave Nite - Red • White • Glow -Memorial Day Weekend DJ Alpha Birthday
Sun, May 24, 10:00 PM
Anaheim · HEAT Ultra Lounge
New Wave Nite - Red • White • Glow -Memorial Day Weekend DJ Alpha Birthday
Sun, May 24, 10:00 PM
Anaheim · HEAT Ultra Lounge
37th Annual NDA SoCal Chapter Golf Tournament & Scholarship Fundraiser
Tue, Jun 2, 5:00 PM
City of Industry · Pacific Palms Resort
37th Annual NDA SoCal Chapter Golf Tournament & Scholarship Fundraiser
Tue, Jun 2, 5:00 PM
City of Industry · Pacific Palms Resort
Sick Sick Sinners
Sat, May 23, 8:00 PM
Pomona · Flyway
Sick Sick Sinners
Sat, May 23, 8:00 PM
Pomona · Flyway
Selling fast
Chatterbox Comedy Night: A Weekly Stand Up Comedy Showcase
Today at 8:00 PM
Covina · Chatterbox
Selling fast
Chatterbox Comedy Night: A Weekly Stand Up Comedy Showcase
Today at 8:00 PM
Covina · Chatterbox
Almost full
Drafted Singles Section: Dodgers v Angels
Friday at 2:00 PM
Anaheim · Angel Stadium
Almost full
Drafted Singles Section: Dodgers v Angels
Friday at 2:00 PM
Anaheim · Angel Stadium
Cultist at The Cathedral
Thu, May 21, 6:00 PM
Pomona · The Cathedral Pomona
Cultist at The Cathedral
Thu, May 21, 6:00 PM
Pomona · The Cathedral Pomona
Rhythm & Bingo 90s vs 00s RNB Edition!
Friday at 7:00 PM
Fullerton · Chako's Social
Rhythm & Bingo 90s vs 00s RNB Edition!
Friday at 7:00 PM
Fullerton · Chako's Social
Expansion Sin Limites
Sun, May 24, 11:00 AM
Ontario · 222 N Vineyard Ave
Expansion Sin Limites
Sun, May 24, 11:00 AM
Ontario · 222 N Vineyard Ave
Selling fast
Puppy Yoga x Campsite Brewing
Sun, May 31, 11:30 AM
Covina · Campsite Brewing Company
Selling fast
Puppy Yoga x Campsite Brewing
Sun, May 31, 11:30 AM
Covina · Campsite Brewing Company
Almost full
Yes She Golfs Anniversary Driving Range Meetup
Sat, Jun 13, 10:00 AM
Fullerton · Coyote Hills Golf Course
Almost full
Yes She Golfs Anniversary Driving Range Meetup
Sat, Jun 13, 10:00 AM
Fullerton · Coyote Hills Golf Course
Flashback Fever W/ Desire
Sat, Jun 20, 8:00 PM
Pomona · Cosmo Event Center
Flashback Fever W/ Desire
Sat, Jun 20, 8:00 PM
Pomona · Cosmo Event Center
2026 Leaders In Energy Summit
Thu, Jun 4, 8:30 AM
Ontario · DoubleTree by Hilton Hotel Ontario Airport
2026 Leaders In Energy Summit
Thu, Jun 4, 8:30 AM
Ontario · DoubleTree by Hilton Hotel Ontario Airport
Rehab to Performance: Data Driven Progressive Overload
Saturday at 8:00 AM
La Habra · Ignite Phyzio & Sports Performance- La Habra
Rehab to Performance: Data Driven Progressive Overload
Saturday at 8:00 AM
La Habra · Ignite Phyzio & Sports Performance- La Habra
Jazz Speakeasy
Thu, May 21, 7:00 PM
Claremont · Evolve Distilling
Jazz Speakeasy
Thu, May 21, 7:00 PM
Claremont · Evolve Distilling
BizFest Los Angeles
Thu, May 21, 5:30 PM
Azusa · Azusa Greens Golf Course
BizFest Los Angeles
Thu, May 21, 5:30 PM
Azusa · Azusa Greens Golf Course
Almost full
Hot Girl Summer: Beginner Golf Clinic
Sun, Jun 14, 9:30 AM
Chino · El Prado Golf Courses
Almost full
Hot Girl Summer: Beginner Golf Clinic
Sun, Jun 14, 9:30 AM
Chino · El Prado Golf Courses
Almost full
Affordable Housing Awards Breakfast 2026
Thursday at 7:30 AM
Orange · Orange Hill Restaurant & Events
Almost full
Affordable Housing Awards Breakfast 2026
Thursday at 7:30 AM
Orange · Orange Hill Restaurant & Events
Sound Bath-Jenn Morris/Rich Bertram-Ipso Facto-Sunday, May 10, 6:30pm
Today at 6:30 PM
Fullerton · Ipso Facto
Sound Bath-Jenn Morris/Rich Bertram-Ipso Facto-Sunday, May 10, 6:30pm
Today at 6:30 PM
Fullerton · Ipso Facto
Los Huracanes Del Norte, Conjunto Azabache, Candido y su Huella Nortena...
Sat, Jun 13, 5:30 PM
Santa Fe Springs · Santa Fe Springs Swap Meet
Los Huracanes Del Norte, Conjunto Azabache, Candido y su Huella Nortena...
Sat, Jun 13, 5:30 PM
Santa Fe Springs · Santa Fe Springs Swap Meet

Trends in Diamond Bar

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Frequently asked questions about Diamond Bar

What are the best events to attend?

According to Eventbrite, the best events are:

Officer Involved Shootings for Field Supervisors

New Wave Nite - Red • White • Glow -Memorial Day Weekend DJ Alpha Birthday

37th Annual NDA SoCal Chapter Golf Tournament & Scholarship Fundraiser

Sick Sick Sinners

Which events are currently trending in Diamond Bar?

The trending searches this month in Diamond Bar are:

living trust and estate planning seminar

free kids event

Which events are coming up?

Discover the best events happening soon – you don't want to miss them:

Sound Bath-Jenn Morris/Rich Bertram-Ipso Facto-Sunday, May 10, 6:30pm

Chatterbox Comedy Night: A Weekly Stand Up Comedy Showcase

Affordable Housing Awards Breakfast 2026

Drafted Singles Section: Dodgers v Angels