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Events and Things to do in Diamond Bar, CA

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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
Going fast
Chino Rodeo
Sun, Jun 14, 12:00 PM
Chino · 5410 Edison Ave
Going fast
Chino Rodeo
Sun, Jun 14, 12:00 PM
Chino · 5410 Edison Ave
Sales end soon
Taste of Brea 2026
Thursday at 5:00 PM
Brea · Brea Downtown
Sales end soon
Taste of Brea 2026
Thursday at 5:00 PM
Brea · Brea Downtown
DAY 1 SATURDAY - SUMMER BASH
Saturday at 12:00 PM
Pomona · The Cathedral Pomona
DAY 1 SATURDAY - SUMMER BASH
Saturday at 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)
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
2026 LEILA Awards Gala
Friday at 6:00 PM
Ontario · DoubleTree by Hilton Hotel Ontario Airport
Going fast
2026 LEILA Awards Gala
Friday at 6:00 PM
Ontario · DoubleTree by Hilton Hotel Ontario Airport
Going fast
Julio Preciado, Cosme Tadeo Y Sus Reyes, Vallarta Show y Banda Rancho Viejo
Sat, May 30, 5:30 PM
Santa Fe Springs · Santa Fe Springs Swap Meet
Going fast
Julio Preciado, Cosme Tadeo Y Sus Reyes, Vallarta Show y Banda Rancho Viejo
Sat, May 30, 5:30 PM
Santa Fe Springs · Santa Fe Springs Swap Meet
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
Cultist at The Cathedral
Thursday at 6:00 PM
Pomona · The Cathedral Pomona
Sales end soon
Cultist at The Cathedral
Thursday at 6:00 PM
Pomona · The Cathedral Pomona
PURO ROCKERO ' BAJO LAS ESTRELLAS '
Saturday at 7:00 PM
Pico Rivera · Pico Rivera Sports Arena
PURO ROCKERO ' BAJO LAS ESTRELLAS '
Saturday at 7:00 PM
Pico Rivera · Pico Rivera Sports Arena
Sales end soon
CARNAVAL THURSDAYS : 18+ : HOTLINE PARTY: MDW KICKOFF
Thursday at 9:30 PM
Pomona · Carnaval Nightclub
Sales end soon
CARNAVAL THURSDAYS : 18+ : HOTLINE PARTY: MDW KICKOFF
Thursday at 9:30 PM
Pomona · Carnaval Nightclub
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
Sales end soon
Expansion Sin Limites
Sun, May 24, 11:00 AM
Ontario · 222 N Vineyard Ave
Sales end soon
Expansion Sin Limites
Sun, May 24, 11:00 AM
Ontario · 222 N Vineyard Ave
RANCHO RAVE - PICO RIVERA SPORTS ARENA
Sat, Jun 27, 7:30 PM
Pico Rivera · Pico Rivera Sports Arena
RANCHO RAVE - PICO RIVERA SPORTS ARENA
Sat, Jun 27, 7:30 PM
Pico Rivera · Pico Rivera Sports Arena
Sales end soon
2026 ASHRAE SoCal Student Night
Tuesday at 5:30 PM
City of Industry · SMART Sheet Metal Union 105 Hall
Sales end soon
2026 ASHRAE SoCal Student Night
Tuesday at 5:30 PM
City of Industry · SMART Sheet Metal Union 105 Hall
Going fast
SGVWA Quarterly Membership Meeting (Breakfast)
Thursday at 8:00 AM
Pomona · Pomona Valley Mining Co
Going fast
SGVWA Quarterly Membership Meeting (Breakfast)
Thursday at 8:00 AM
Pomona · Pomona Valley Mining Co
Sales end soon
Moonlight Music Academy Faculty Concert
Friday at 7:30 PM
Brea · Curtis Theatre
Sales end soon
Moonlight Music Academy Faculty Concert
Friday at 7:30 PM
Brea · Curtis Theatre
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
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

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:

MIKE SHERM AT CARNAVAL NIGHTCLUB

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:

2026 ASHRAE SoCal Student Night

SGVWA Quarterly Membership Meeting (Breakfast)

Taste of Brea 2026

Cultist at The Cathedral