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Events and Things to do in Diamond Bar, CA

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

Foodies + New Friends: La Puente | Small Town Edition
Sat, May 23, 7:00 PM + 7 more
La Puente · Restaurant of the Week
Foodies + New Friends: La Puente | Small Town Edition
Sat, May 23, 7:00 PM + 7 more
La Puente · Restaurant of the Week
Pajama Party Rave
Fri, Jun 5, 7:00 PM
Commerce · The Compound by Dirt Dog
Pajama Party Rave
Fri, Jun 5, 7:00 PM
Commerce · The Compound by Dirt Dog
Solstice Moon Series
Sun, Jun 7, 4:00 PM + 3 more
Claremont · Sage Event Place
Solstice Moon Series
Sun, Jun 7, 4:00 PM + 3 more
Claremont · Sage Event Place
Succulent Workshop
Sat, May 30, 10:00 AM
Whittier · 14608 Whittier Blvd
Succulent Workshop
Sat, May 30, 10:00 AM
Whittier · 14608 Whittier Blvd
Dinner with Business Owners | Placentia
Today at 7:00 PM + 32 more
Placentia · Restaurant of the Week
Dinner with Business Owners | Placentia
Today at 7:00 PM + 32 more
Placentia · Restaurant of the Week
Going fast
Little Appetizer Makers $45
Sat, Jun 6, 9:30 AM
Monrovia · Saute Culinary Academy
Going fast
Little Appetizer Makers $45
Sat, Jun 6, 9:30 AM
Monrovia · Saute Culinary Academy
Almost full
✨LA BARCA NIGHTCLUB PRESENTA CONTRAGOLPE ✨
Tomorrow at 8:00 PM
Stanton · La Barca Night Club
Almost full
✨LA BARCA NIGHTCLUB PRESENTA CONTRAGOLPE ✨
Tomorrow at 8:00 PM
Stanton · La Barca Night Club
CALAVERX – MEXI GOTH TOUR 2026 — POMONA, CA
Fri, Jun 12, 10:00 PM
Pomona · Flyway
CALAVERX – MEXI GOTH TOUR 2026 — POMONA, CA
Fri, Jun 12, 10:00 PM
Pomona · Flyway
AWS Solutions Architect Associate Classroom Training in Covina, CA
Tue, Jun 9, 9:00 AM
West Covina · 1050 Lakes Dr
AWS Solutions Architect Associate Classroom Training in Covina, CA
Tue, Jun 9, 9:00 AM
West Covina · 1050 Lakes Dr
Social Media Academy
Tue, Jun 23, 8:00 AM
Anaheim · North Net Training Center
Social Media Academy
Tue, Jun 23, 8:00 AM
Anaheim · North Net Training Center
Cooper Museum Speaker Series: Alf Museum
Thu, Aug 27, 6:30 PM
Upland · 217 E A St
Cooper Museum Speaker Series: Alf Museum
Thu, Aug 27, 6:30 PM
Upland · 217 E A St
Starfish Hair Clip & Magnet DIY Craft Workshop | Whittier
Sun, May 31, 1:00 PM
Whittier · The Upcycled Home
Starfish Hair Clip & Magnet DIY Craft Workshop | Whittier
Sun, May 31, 1:00 PM
Whittier · The Upcycled Home
Sales end soon
Bright Mic Entertainment & Legacy Entertainment present Reginald Ballard
Tomorrow at 8:00 PM
Rancho Cucamonga · Epic Events Center
Sales end soon
Bright Mic Entertainment & Legacy Entertainment present Reginald Ballard
Tomorrow at 8:00 PM
Rancho Cucamonga · Epic Events Center
Engraved American Flag Display Case
Sun, May 24, 11:30 AM + 1 more
Orange · Rockler Woodworking and Hardware - Orange
Engraved American Flag Display Case
Sun, May 24, 11:30 AM + 1 more
Orange · Rockler Woodworking and Hardware - Orange
Going fast
Tour of Piper Heidsieck & Charles Heidsieck Champagne + Xiao Long Bao!
Tomorrow at 6:00 PM
Arcadia · W Bar at Wing Hop Fung
Going fast
Tour of Piper Heidsieck & Charles Heidsieck Champagne + Xiao Long Bao!
Tomorrow at 6:00 PM
Arcadia · W Bar at Wing Hop Fung
Lean Six Sigma Green Belt Certification Bootcamp in Baldwin Park, CA
Tue, May 26, 9:00 AM + 4 more
West Covina · 1050 Lakes Dr
Lean Six Sigma Green Belt Certification Bootcamp in Baldwin Park, CA
Tue, May 26, 9:00 AM + 4 more
West Covina · 1050 Lakes Dr
Resetting The Nervous System: A Restoration Sound Bath Experience
Tue, Jun 9, 7:00 PM
Fullerton · Coyote Hills Golf Course
Resetting The Nervous System: A Restoration Sound Bath Experience
Tue, Jun 9, 7:00 PM
Fullerton · Coyote Hills Golf Course
PMP Exam Preparation In-Person in Diamond Bar, CA
Tue, May 26, 9:00 AM + 14 more
Diamond Bar · Regus
PMP Exam Preparation In-Person in Diamond Bar, CA
Tue, May 26, 9:00 AM + 14 more
Diamond Bar · Regus
Building High Performing Teams 1 Day Workshop | Pomona, CA
Tomorrow at 9:00 AM + 2 more
Pomona · For venue details reach us at info@learnerring.com
Building High Performing Teams 1 Day Workshop | Pomona, CA
Tomorrow at 9:00 AM + 2 more
Pomona · For venue details reach us at info@learnerring.com
Sales end soon
Business Analyst (CBAP) Classroom Training in Irwindale, CA
Tue, May 26, 9:00 AM + 1 more
West Covina · 1050 Lakes Dr
Sales end soon
Business Analyst (CBAP) Classroom Training in Irwindale, CA
Tue, May 26, 9:00 AM + 1 more
West Covina · 1050 Lakes Dr

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:

Foodies + New Friends: La Puente | Small Town Edition

Pajama Party Rave

Solstice Moon Series

Succulent Workshop

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:

Dinner with Business Owners | Placentia

Building High Performing Teams 1 Day Workshop | Pomona, CA

Tour of Piper Heidsieck & Charles Heidsieck Champagne + Xiao Long Bao!

✨LA BARCA NIGHTCLUB PRESENTA CONTRAGOLPE ✨