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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.

Jazz Speakeasy
Thu, May 21, 7:00 PM
Claremont · Evolve Distilling
Jazz Speakeasy
Thu, May 21, 7:00 PM
Claremont · Evolve Distilling
Ratchet Rink
Fri, May 22, 9:00 PM
Covina · Chatterbox
Ratchet Rink
Fri, May 22, 9:00 PM
Covina · Chatterbox
Moonlight Music Academy Faculty Concert
Fri, May 22, 7:30 PM
Brea · Curtis Theatre
Moonlight Music Academy Faculty Concert
Fri, May 22, 7:30 PM
Brea · Curtis Theatre
LASER NIGHTS: GROWN & LIT” ✨
Fri, May 22, 7:00 PM
Montclair · Alma Hofman Park
LASER NIGHTS: GROWN & LIT” ✨
Fri, May 22, 7:00 PM
Montclair · Alma Hofman Park
Choral Masterwork Series
Friday at 7:30 PM
Fullerton · First Presbyterian Church of Fullerton
Choral Masterwork Series
Friday at 7:30 PM
Fullerton · First Presbyterian Church of Fullerton
The Lyceum Quartet
Sat, Jul 18, 7:30 PM
Santa Ana · The Sanctuary Studio for the Arts & Humanities
The Lyceum Quartet
Sat, Jul 18, 7:30 PM
Santa Ana · The Sanctuary Studio for the Arts & Humanities
Riverratts W/ The Steadians / Trinidad / The Rude Tone bandits /
Sat, May 23, 5:30 PM
Pomona · The Fox Theater Pomona
Riverratts W/ The Steadians / Trinidad / The Rude Tone bandits /
Sat, May 23, 5:30 PM
Pomona · The Fox Theater Pomona
Beginner Fragrance Making Workshop
Sat, May 23, 2:00 PM
Placentia · Piel Morena Beauty
Beginner Fragrance Making Workshop
Sat, May 23, 2:00 PM
Placentia · Piel Morena Beauty
Sick Sick Sinners
Sat, May 23, 8:00 PM
Pomona · Flyway
Sick Sick Sinners
Sat, May 23, 8:00 PM
Pomona · Flyway
2026 California Classic | SoCal WiffleBall Fast Pitch
Sat, May 23, 8:00 AM
Fullerton · Hermosa Drive Park
2026 California Classic | SoCal WiffleBall Fast Pitch
Sat, May 23, 8:00 AM
Fullerton · Hermosa Drive Park
The Comeunity Project: West Covina | Foodies + New Friends
Sat, May 23, 7:00 PM
West Covina · Helen’s Kitchen
The Comeunity Project: West Covina | Foodies + New Friends
Sat, May 23, 7:00 PM
West Covina · Helen’s Kitchen
Sales end soon
Telephone Debt Collection 1 Day Workshop |Riverside, CA
Thu, May 14, 9:00 AM + 3 more
Riverside · For venue details reach us at info@learnerring.com
Sales end soon
Telephone Debt Collection 1 Day Workshop |Riverside, CA
Thu, May 14, 9:00 AM + 3 more
Riverside · For venue details reach us at info@learnerring.com
The Bruery 18th Anniversary Party
Sat, May 23, 12:00 PM
Placentia · The Bruery Tasting Room
The Bruery 18th Anniversary Party
Sat, May 23, 12:00 PM
Placentia · The Bruery Tasting Room
2026 ASHRAE SoCal Student Night
Tue, May 19, 5:30 PM
City of Industry · SMART Sheet Metal Union 105 Hall
2026 ASHRAE SoCal Student Night
Tue, May 19, 5:30 PM
City of Industry · SMART Sheet Metal Union 105 Hall
Floral Essential Make & Take Workshop
Sat, May 23, 7:00 PM
Upland · 457 N Central Ave
Floral Essential Make & Take Workshop
Sat, May 23, 7:00 PM
Upland · 457 N Central Ave
Just added
Paint and Sip: All-inclusive Japanese art experience
Sat, May 16, 7:00 PM
Azusa · 102 W 9th St
Just added
Paint and Sip: All-inclusive Japanese art experience
Sat, May 16, 7:00 PM
Azusa · 102 W 9th St
Sales end soon
Sales Closing Skills 1 Day Workshop |Riverside, CA
Thu, May 14, 9:00 AM + 3 more
Riverside · For venue details reach us at info@learnerring.com
Sales end soon
Sales Closing Skills 1 Day Workshop |Riverside, CA
Thu, May 14, 9:00 AM + 3 more
Riverside · For venue details reach us at info@learnerring.com
JFTB MWR Murph Challenge 2026
Thu, May 21, 10:00 AM
Los Alamitos · 4745 Yorktown Ave
JFTB MWR Murph Challenge 2026
Thu, May 21, 10:00 AM
Los Alamitos · 4745 Yorktown Ave
Lisa Knowles-Smith and the Brown Singers
Sun, Jun 7, 4:00 PM
Long Beach · 3435 San Anseline Ave
Lisa Knowles-Smith and the Brown Singers
Sun, Jun 7, 4:00 PM
Long Beach · 3435 San Anseline Ave
PMP Certification In-Person Training in Fullerton, CA
Tue, May 26, 9:00 AM + 4 more
Brea · 135 S State College Blvd
PMP Certification In-Person Training in Fullerton, CA
Tue, May 26, 9:00 AM + 4 more
Brea · 135 S State College Blvd

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:

Moonlight Music Academy Faculty Concert

LASER NIGHTS: GROWN & LIT” ✨

Which events are currently trending in Diamond Bar?

The trending searches this month in Diamond Bar are:

living trust and estate planning seminar

easter egg hunt free

free kids event

Which events are coming up?

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

Choral Masterwork Series

Telephone Debt Collection 1 Day Workshop |Riverside, CA

Sales Closing Skills 1 Day Workshop |Riverside, CA

Paint and Sip: All-inclusive Japanese art experience