Events and Things to do in Diamond Bar, CA

Search for something you love or check out popular events in your area.

Project 21 Junior Intensive 2026
Fri, Jul 31, 2:30 PM
Yorba Linda · Project 21
Project 21 Junior Intensive 2026
Fri, Jul 31, 2:30 PM
Yorba Linda · Project 21
Going fast
QAL & QAC Test Prep Course- Santa Fe Springs, CA
Tue, Mar 24, 8:00 AM
Santa Fe Springs · 15415 Marquardt Ave
Going fast
QAL & QAC Test Prep Course- Santa Fe Springs, CA
Tue, Mar 24, 8:00 AM
Santa Fe Springs · 15415 Marquardt Ave
Sales end soon
PMP Live Instructor Led Certification Training Bootcamp Vincent, CA
Saturday at 9:00 AM + 1 more
Vincent · Vincent
Sales end soon
PMP Live Instructor Led Certification Training Bootcamp Vincent, CA
Saturday at 9:00 AM + 1 more
Vincent · Vincent
Death Valley Girls, The Warlocks & The Acid Sisters @ The Flyway in Pomona
Sat, Apr 11, 8:00 PM
Pomona · Flyway
Death Valley Girls, The Warlocks & The Acid Sisters @ The Flyway in Pomona
Sat, Apr 11, 8:00 PM
Pomona · Flyway
The Mindfulness Expo
Sat, May 9, 10:00 AM
Anaheim · Anaheim Convention Center
The Mindfulness Expo
Sat, May 9, 10:00 AM
Anaheim · Anaheim Convention Center
Sales end soon
Spring's Eve Floral Class
Thursday at 6:30 PM
Glendora · 234 N Glendora Ave
Sales end soon
Spring's Eve Floral Class
Thursday at 6:30 PM
Glendora · 234 N Glendora Ave
PMP Live Instructor Led Certification Training Bootcamp Avocado Heights, CA
Tue, Mar 24, 9:00 AM
Avocado Heights · Avocado Heights
PMP Live Instructor Led Certification Training Bootcamp Avocado Heights, CA
Tue, Mar 24, 9:00 AM
Avocado Heights · Avocado Heights
THE JENN METHOD - 2-Day Luxury Extension Masterclass
Sun, Mar 29, 9:00 AM
Covina · House of Élan
THE JENN METHOD - 2-Day Luxury Extension Masterclass
Sun, Mar 29, 9:00 AM
Covina · House of Élan
Taste of Claremont 2026
Sat, Apr 18, 5:00 PM
Claremont · The Claremont Colleges Services
Taste of Claremont 2026
Sat, Apr 18, 5:00 PM
Claremont · The Claremont Colleges Services
Orange County Zoo Photo Day with Sony
Fri, Apr 24, 9:00 AM
Orange · Orange County Zoo
Orange County Zoo Photo Day with Sony
Fri, Apr 24, 9:00 AM
Orange · Orange County Zoo
Spring Break Camp 2026
Mon, Mar 30, 8:00 AM
La Verne · Chozen Martial Arts Academy
Spring Break Camp 2026
Mon, Mar 30, 8:00 AM
La Verne · Chozen Martial Arts Academy
#IMPARABLES 10º ANIVERSARIO
Ontario · Ontario Convention Center
#IMPARABLES 10º ANIVERSARIO
Ontario · Ontario Convention Center
The 1st Annual Awards Golden Gala | Mental Health & Grant Fundraiser
Fri, May 22, 5:30 PM
Ontario · 222 N Vineyard Ave
The 1st Annual Awards Golden Gala | Mental Health & Grant Fundraiser
Fri, May 22, 5:30 PM
Ontario · 222 N Vineyard Ave
All About Sourdough Baking Class $85 @ Saute Academy in Monrovia
Mon, Mar 30, 6:00 PM
Monrovia · Saute Culinary Academy
All About Sourdough Baking Class $85 @ Saute Academy in Monrovia
Mon, Mar 30, 6:00 PM
Monrovia · Saute Culinary Academy
Almost full
Cultura | Paint, Sip & Sing: Dominguero Brunch Social y Familia
Sunday at 1:00 PM
Ontario · Alebrijes Bakery #3
Almost full
Cultura | Paint, Sip & Sing: Dominguero Brunch Social y Familia
Sunday at 1:00 PM
Ontario · Alebrijes Bakery #3
Viet Book Fest 2026
Sun, Apr 12, 10:00 AM
Santa Ana · Bowers Museum
Viet Book Fest 2026
Sun, Apr 12, 10:00 AM
Santa Ana · Bowers Museum
I GOT BRUNCH ON IT WITH LUNIZ ft Lil Blacky
Sun, Apr 26, 11:00 AM
Pomona · 197 E 2nd St
I GOT BRUNCH ON IT WITH LUNIZ ft Lil Blacky
Sun, Apr 26, 11:00 AM
Pomona · 197 E 2nd St
SoCal LAN's Spring Showdown (Event #2)
Sat, Apr 18, 11:00 AM
Ontario · Ontario
SoCal LAN's Spring Showdown (Event #2)
Sat, Apr 18, 11:00 AM
Ontario · Ontario
Leftovers Warehouse Party
Fri, Apr 24, 6:00 PM
Pomona · 340 S East End Ave
Leftovers Warehouse Party
Fri, Apr 24, 6:00 PM
Pomona · 340 S East End Ave

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:

Project 21 Junior Intensive 2026

Death Valley Girls, The Warlocks & The Acid Sisters @ The Flyway in Pomona

The Mindfulness Expo

PMP Live Instructor Led Certification Training Bootcamp Avocado Heights, CA

Which events are currently trending in Diamond Bar?

The trending searches this month in Diamond Bar are:

egg hunt

easter egg hunt free

lunar new year

living trust and estate planning seminar

Which events are coming up?

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

Spring's Eve Floral Class

PMP Live Instructor Led Certification Training Bootcamp Vincent, CA

Cultura | Paint, Sip & Sing: Dominguero Brunch Social y Familia

QAL & QAC Test Prep Course- Santa Fe Springs, CA

Project 21 Junior Intensive 2026

Project 21 Junior Intensive 2026

QAL & QAC Test Prep Course- Santa Fe Springs, CA

QAL & QAC Test Prep Course- Santa Fe Springs, CA

PMP Live Instructor Led Certification Training Bootcamp Vincent, CA

PMP Live Instructor Led Certification Training Bootcamp Vincent, CA

Death Valley Girls, The Warlocks & The Acid Sisters @ The Flyway in Pomona

Death Valley Girls, The Warlocks & The Acid Sisters @ The Flyway in Pomona

The Mindfulness Expo

The Mindfulness Expo

Spring's Eve Floral Class

Spring's Eve Floral Class

PMP Live Instructor Led Certification Training Bootcamp Avocado Heights, CA

PMP Live Instructor Led Certification Training Bootcamp Avocado Heights, CA

THE JENN METHOD - 2-Day Luxury Extension Masterclass

THE JENN METHOD - 2-Day Luxury Extension Masterclass

Taste of Claremont 2026

Taste of Claremont 2026

Orange County Zoo Photo Day with Sony

Orange County Zoo Photo Day with Sony

Spring Break Camp 2026

Spring Break Camp 2026

#IMPARABLES 10º ANIVERSARIO

#IMPARABLES 10º ANIVERSARIO

The 1st Annual Awards Golden Gala | Mental Health & Grant Fundraiser

The 1st Annual Awards Golden Gala | Mental Health & Grant Fundraiser

All About Sourdough Baking Class $85 @ Saute Academy in Monrovia

All About Sourdough Baking Class $85 @ Saute Academy in Monrovia

Cultura | Paint, Sip & Sing: Dominguero Brunch Social y Familia

Cultura | Paint, Sip & Sing: Dominguero Brunch Social y Familia

Viet Book Fest 2026

Viet Book Fest 2026

I GOT BRUNCH ON IT WITH LUNIZ ft Lil Blacky

I GOT BRUNCH ON IT WITH LUNIZ ft Lil Blacky

SoCal LAN's Spring Showdown (Event #2)

SoCal LAN's Spring Showdown (Event #2)

Leftovers Warehouse Party

Leftovers Warehouse Party

Things to do around Diamond Bar

Trends in Diamond Bar

1. Egg hunt

2. Easter egg hunt free

3. Lunar new year

4. Living trust and estate planning seminar

5. Free kids event

6. Events happening today near me

7. Lunar festival

8. Volunteering

9. Job fairs

10. Cumbia dancing in riverside

11. Car shows

12. Afghan concert

What are the best events to attend?

Which events are currently trending in Diamond Bar?

Which events are coming up?