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Events and Things to do in Diamond Bar, CA

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Romeo Santos & Prince Royce Live – Anaheim, CA
Fri, May 22, 8:00 PM
Anaheim · Honda Center
Romeo Santos & Prince Royce Live – Anaheim, CA
Fri, May 22, 8:00 PM
Anaheim · Honda Center
PMP Certification Weekend Classroom Training in San Dimas, CA
Tue, May 26, 9:00 AM + 4 more
San Dimas · 458 W Arrow Hwy b
PMP Certification Weekend Classroom Training in San Dimas, CA
Tue, May 26, 9:00 AM + 4 more
San Dimas · 458 W Arrow Hwy b
Sales end soon
Brunch with New Friends: Baldwin Park
Saturday at 12:00 PM + 7 more
Baldwin Park · Restaurant of the Week
Sales end soon
Brunch with New Friends: Baldwin Park
Saturday at 12:00 PM + 7 more
Baldwin Park · Restaurant of the Week
Speed Dating | Ages 28-40 | Capo Craft | Rodeo 39 | Stanton, CA
Thu, May 21, 6:30 PM
Stanton · Rodeo 39 Public Market
Speed Dating | Ages 28-40 | Capo Craft | Rodeo 39 | Stanton, CA
Thu, May 21, 6:30 PM
Stanton · Rodeo 39 Public Market
USC MLAA-OC Women in Business Summer Mixer - 06/24/26
Wed, Jun 24, 5:00 PM
Tustin · The Lost Vine
USC MLAA-OC Women in Business Summer Mixer - 06/24/26
Wed, Jun 24, 5:00 PM
Tustin · The Lost Vine
Reiki 1 Certification & Attunement
Sun, May 24, 11:00 AM
Orange · 1010 N Batavia St unit h
Reiki 1 Certification & Attunement
Sun, May 24, 11:00 AM
Orange · 1010 N Batavia St unit h
Summer Solstice Cacao Ceremony
Sat, Jun 20, 7:30 PM
Upland · 457 N Central Ave
Summer Solstice Cacao Ceremony
Sat, Jun 20, 7:30 PM
Upland · 457 N Central Ave
Dinner with New Friends: Covina | Christians Edition
Fri, Jun 12, 7:00 PM + 6 more
Covina · Restaurant of the Week
Dinner with New Friends: Covina | Christians Edition
Fri, Jun 12, 7:00 PM + 6 more
Covina · Restaurant of the Week
Interview Skills 1 Day Workshop |Ontario, CA
Friday at 9:00 AM + 2 more
Ontario · For venue details reach us at info@learnerring.com
Interview Skills 1 Day Workshop |Ontario, CA
Friday at 9:00 AM + 2 more
Ontario · For venue details reach us at info@learnerring.com
Twelfth Night
Fri, Jun 5, 7:30 PM + 2 more
Whittier · 6054 Alta Ave
Twelfth Night
Fri, Jun 5, 7:30 PM + 2 more
Whittier · 6054 Alta Ave
Call Me Beep Me - Orange County - 2010s Pop & Disney Channel Bops - 21+
Fri, Jun 26, 10:00 PM
Santa Ana · La Santa
Call Me Beep Me - Orange County - 2010s Pop & Disney Channel Bops - 21+
Fri, Jun 26, 10:00 PM
Santa Ana · La Santa
Foodies + New Friends: Covina | 2026 Dinner Club
Today at 7:00 PM + 232 more
West Covina · Restaurant of the Week
Foodies + New Friends: Covina | 2026 Dinner Club
Today at 7:00 PM + 232 more
West Covina · Restaurant of the Week
Going fast
Sewing Workshop: Make an Applique Tote Bag
Sat, May 23, 9:00 AM + 1 more
Whittier · Gon'z Decorations
Going fast
Sewing Workshop: Make an Applique Tote Bag
Sat, May 23, 9:00 AM + 1 more
Whittier · Gon'z Decorations
Main Street Magic- A Golden Afternoon
Sat, May 23, 12:00 PM
Santa Ana · Heritage Museum of Orange County
Main Street Magic- A Golden Afternoon
Sat, May 23, 12:00 PM
Santa Ana · Heritage Museum of Orange County
Ambiente Presents! Noche De Cumbia Con Vilma Diaz Y La Sonora!
Sat, May 23, 6:00 PM
Downey · Mandala Cantina
Ambiente Presents! Noche De Cumbia Con Vilma Diaz Y La Sonora!
Sat, May 23, 6:00 PM
Downey · Mandala Cantina
YOST SATURDAYS EXPERIENCE CLUB XO
Sat, Jun 27, 10:00 PM
Santa Ana · Yost Theater
YOST SATURDAYS EXPERIENCE CLUB XO
Sat, Jun 27, 10:00 PM
Santa Ana · Yost Theater
In-Person Class: Classic Handmade Pasta (Orange County)
Thu, Jun 4, 6:30 PM + 1 more
Anaheim · Hilton Garden Inn Anaheim Resort
In-Person Class: Classic Handmade Pasta (Orange County)
Thu, Jun 4, 6:30 PM + 1 more
Anaheim · Hilton Garden Inn Anaheim Resort
Business Networking 1 Day Workshop | Fullerton, CA
Fri, Jun 12, 9:00 AM + 1 more
Fullerton · For venue details reach us at info@learnerring.com
Business Networking 1 Day Workshop | Fullerton, CA
Fri, Jun 12, 9:00 AM + 1 more
Fullerton · For venue details reach us at info@learnerring.com
Confirmed PMP 4 Days Classroom Training in San Dimas, CA
Tue, May 26, 9:00 AM + 8 more
San Dimas · 458 W Arrow Hwy b
Confirmed PMP 4 Days Classroom Training in San Dimas, CA
Tue, May 26, 9:00 AM + 8 more
San Dimas · 458 W Arrow Hwy b
Artes Vocales Presents Baroque Beauties
Saturday at 3:30 PM
San Marino · St. Edmund's Episcopal Church, San Marino
Artes Vocales Presents Baroque Beauties
Saturday at 3:30 PM
San Marino · St. Edmund's Episcopal Church, San Marino

Trends in Diamond Bar

Explore more trends

Explore more trends

Frequently asked questions about Diamond Bar

What are the best events to attend?

According to Eventbrite, the best events are:

Romeo Santos & Prince Royce Live – Anaheim, CA

PMP Certification Weekend Classroom Training in San Dimas, CA

Speed Dating | Ages 28-40 | Capo Craft | Rodeo 39 | Stanton, CA

USC MLAA-OC Women in Business Summer Mixer - 06/24/26

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:

Foodies + New Friends: Covina | 2026 Dinner Club

Interview Skills 1 Day Workshop |Ontario, CA

Brunch with New Friends: Baldwin Park

Artes Vocales Presents Baroque Beauties