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Events and Things to do in Diamond Bar, CA

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Chino Rodeo
Sun, Jun 14, 12:00 PM
Chino · 5410 Edison Ave
Chino Rodeo
Sun, Jun 14, 12:00 PM
Chino · 5410 Edison Ave
Taste of Brea 2026
Thu, May 21, 5:00 PM
Brea · Brea Downtown
Taste of Brea 2026
Thu, May 21, 5:00 PM
Brea · Brea Downtown
DAY 1 SATURDAY - SUMMER BASH
Sat, May 23, 12:00 PM
Pomona · The Cathedral Pomona
DAY 1 SATURDAY - SUMMER BASH
Sat, May 23, 12:00 PM
Pomona · The Cathedral Pomona
2026 Office of Academic Innovation Summer Conference
Wed, Jun 3, 8:00 AM
Pomona · Cal Poly Pomona-College of Business Administration (Building 162)
2026 Office of Academic Innovation Summer Conference
Wed, Jun 3, 8:00 AM
Pomona · Cal Poly Pomona-College of Business Administration (Building 162)
MIKE SHERM AT CARNAVAL NIGHTCLUB
Sun, May 24, 9:00 PM
Pomona · Carnaval Nightclub
MIKE SHERM AT CARNAVAL NIGHTCLUB
Sun, May 24, 9:00 PM
Pomona · Carnaval Nightclub
LIL VADA X OTM LIVE IN ANAHEIM
Fri, May 29, 9:00 PM
Anaheim · 1160 N Kraemer Blvd
LIL VADA X OTM LIVE IN ANAHEIM
Fri, May 29, 9:00 PM
Anaheim · 1160 N Kraemer Blvd
Going fast
Santino Bros. Wrestling presents: STEEL CAGE
Friday at 8:00 PM
Azusa · VFW Azusa Post 8070
Going fast
Santino Bros. Wrestling presents: STEEL CAGE
Friday at 8:00 PM
Azusa · VFW Azusa Post 8070
Almost full
Del Norte Fest: Los Dinamicos Del Norte, Los Cadetes De Linares, Tiranos...
Saturday at 5:30 PM
Santa Fe Springs · Santa Fe Springs Swap Meet
Almost full
Del Norte Fest: Los Dinamicos Del Norte, Los Cadetes De Linares, Tiranos...
Saturday at 5:30 PM
Santa Fe Springs · Santa Fe Springs Swap Meet
Going fast
2026 LEILA Awards Gala
Fri, May 22, 6:00 PM
Ontario · DoubleTree by Hilton Hotel Ontario Airport
Going fast
2026 LEILA Awards Gala
Fri, May 22, 6:00 PM
Ontario · DoubleTree by Hilton Hotel Ontario Airport
Almost full
Moda 2000 Quince Fashion Show Experience (Pico Rivera, CA)
Sunday at 4:00 PM
Pico Rivera · Pico Rivera Sports Arena
Almost full
Moda 2000 Quince Fashion Show Experience (Pico Rivera, CA)
Sunday at 4:00 PM
Pico Rivera · Pico Rivera Sports Arena
Going fast
Brea Bonanza Days
Brea · Brea Downtown
Going fast
Brea Bonanza Days
Brea · Brea Downtown
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
Going fast
Loteria Game Night!!
Friday at 6:00 PM
Glendora · 159 N Cullen Ave
Going fast
Loteria Game Night!!
Friday at 6:00 PM
Glendora · 159 N Cullen Ave
PURO ROCKERO ' BAJO LAS ESTRELLAS '
Sat, May 23, 7:00 PM
Pico Rivera · Pico Rivera Sports Arena
PURO ROCKERO ' BAJO LAS ESTRELLAS '
Sat, May 23, 7:00 PM
Pico Rivera · Pico Rivera Sports Arena
Sales end soon
Friday Night Mayo 15 - Banda, Norteño, y Reggaeton
Friday at 9:30 PM
Pomona · Carnaval Nightclub
Sales end soon
Friday Night Mayo 15 - Banda, Norteño, y Reggaeton
Friday at 9:30 PM
Pomona · Carnaval Nightclub
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
Yes She Golfs Anniversary Driving Range Meetup
Sat, Jun 13, 10:00 AM
Fullerton · Coyote Hills Golf Course
Yes She Golfs Anniversary Driving Range Meetup
Sat, Jun 13, 10:00 AM
Fullerton · Coyote Hills Golf Course
Sales end soon
Classic VW & Porsche Car Show and Pinball Rally Replay 2026
Saturday at 10:00 AM
Anaheim · Captain's Arcade Showroom
Sales end soon
Classic VW & Porsche Car Show and Pinball Rally Replay 2026
Saturday at 10:00 AM
Anaheim · Captain's Arcade Showroom
Sing along brunch with Amanda Perez , in Pomona
Sun, May 31, 10:00 AM
Pomona · 197 E 2nd St
Sing along brunch with Amanda Perez , in Pomona
Sun, May 31, 10:00 AM
Pomona · 197 E 2nd St
Going fast
SGVWA Quarterly Membership Meeting (Breakfast)
Thu, May 21, 8:00 AM
Pomona · Pomona Valley Mining Co
Going fast
SGVWA Quarterly Membership Meeting (Breakfast)
Thu, May 21, 8:00 AM
Pomona · Pomona Valley Mining Co

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:

Taste of Brea 2026

DAY 1 SATURDAY - SUMMER BASH

2026 Office of Academic Innovation Summer Conference

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:

Loteria Game Night!!

Santino Bros. Wrestling presents: STEEL CAGE

Friday Night Mayo 15 - Banda, Norteño, y Reggaeton

Classic VW & Porsche Car Show and Pinball Rally Replay 2026