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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.

Almost full
Week 1: Teen Culinary & Baking Camp (June 8-12, 5pm-8:30pm), $380
Mon, Jun 8, 5:00 PM
Monrovia · Saute Culinary Academy
Almost full
Week 1: Teen Culinary & Baking Camp (June 8-12, 5pm-8:30pm), $380
Mon, Jun 8, 5:00 PM
Monrovia · Saute Culinary Academy
Sales end soon
ONE ACT Festival, Wednesday, May 27th @7:00 p.m. (PAC Assigned Seats)
Wednesday at 7:00 PM
Arcadia · Arcadia Performing Arts Center
Sales end soon
ONE ACT Festival, Wednesday, May 27th @7:00 p.m. (PAC Assigned Seats)
Wednesday at 7:00 PM
Arcadia · Arcadia Performing Arts Center
Collage Club Pomona Collage & Paper Crafting Party
Fri, Jun 5, 6:00 PM
Pomona · Rough & Tumbled HQ
Collage Club Pomona Collage & Paper Crafting Party
Fri, Jun 5, 6:00 PM
Pomona · Rough & Tumbled HQ
Build A Bowl with Living The Dog Life
Sat, Jun 13, 1:00 PM
Anaheim · 5041 E Orangethorpe Ave
Build A Bowl with Living The Dog Life
Sat, Jun 13, 1:00 PM
Anaheim · 5041 E Orangethorpe Ave
Back2Basics
Sat, Jun 13, 8:00 PM
Whittier · Sage Restaurant & Lounge
Back2Basics
Sat, Jun 13, 8:00 PM
Whittier · Sage Restaurant & Lounge
Sales end soon
Paint n sip karaoke @ Sage Whittier 80’s Party
Thursday at 6:30 PM
Whittier · Sage Restaurant & Lounge
Sales end soon
Paint n sip karaoke @ Sage Whittier 80’s Party
Thursday at 6:30 PM
Whittier · Sage Restaurant & Lounge
Summer Kickoff @ House of Blues
Sat, Jun 6, 7:00 PM
Anaheim · House of Blues Anaheim
Summer Kickoff @ House of Blues
Sat, Jun 6, 7:00 PM
Anaheim · House of Blues Anaheim
Renewing the Honmoon With You - Celebrating One Year of K-Pop Demon Hunters
Sat, Jun 20, 1:00 PM
Anaheim · 4SEASONS TEA CAFE
Renewing the Honmoon With You - Celebrating One Year of K-Pop Demon Hunters
Sat, Jun 20, 1:00 PM
Anaheim · 4SEASONS TEA CAFE
Week 1: Baking Summer Camp (June 8-12, 1pm-4:30pm), $380
Mon, Jun 8, 1:00 PM
Monrovia · Saute Culinary Academy
Week 1: Baking Summer Camp (June 8-12, 1pm-4:30pm), $380
Mon, Jun 8, 1:00 PM
Monrovia · Saute Culinary Academy
Dance Manch Summer Recital 2026
Sun, May 31, 5:00 PM
La Palma · Kennedy Center for the Performing Arts Foundation KPAC
Dance Manch Summer Recital 2026
Sun, May 31, 5:00 PM
La Palma · Kennedy Center for the Performing Arts Foundation KPAC
Legislative Breakfast with Assemblymember Blanca Rubio
Fri, Jun 26, 8:00 AM
West Covina · Lazy Dog Restaurant & Bar
Legislative Breakfast with Assemblymember Blanca Rubio
Fri, Jun 26, 8:00 AM
West Covina · Lazy Dog Restaurant & Bar
Stuffie Sleepover & Pajama Party- Summer 2026
Fri, Jul 24, 5:30 PM
Upland · 217 E A St
Stuffie Sleepover & Pajama Party- Summer 2026
Fri, Jul 24, 5:30 PM
Upland · 217 E A St
Science, Medicine and The Shroud of Turin with Father Robert Spitzer
Thu, Jun 25, 7:00 PM
Garden Grove · Richard H. Pickup Cultural Center at Christ Cathedral
Science, Medicine and The Shroud of Turin with Father Robert Spitzer
Thu, Jun 25, 7:00 PM
Garden Grove · Richard H. Pickup Cultural Center at Christ Cathedral
Sales end soon
San Gabriel Valley Double Header In-Person Seminar
Wednesday at 10:00 AM
San Gabriel · 1039 E Valley Blvd #205b
Sales end soon
San Gabriel Valley Double Header In-Person Seminar
Wednesday at 10:00 AM
San Gabriel · 1039 E Valley Blvd #205b
Cadillac Fest 14
Sat, Aug 15, 10:00 AM
Anaheim · 1450 E La Palma Ave
Cadillac Fest 14
Sat, Aug 15, 10:00 AM
Anaheim · 1450 E La Palma Ave
OLDIES NIGHT
Sat, Jul 25, 7:00 PM
Anaheim · The Grand Theater
OLDIES NIGHT
Sat, Jul 25, 7:00 PM
Anaheim · The Grand Theater
Week 1: Culinary Summer Camp (June 8-12, 9am-12:30pm), $380
Mon, Jun 8, 9:00 AM
Monrovia · Saute Culinary Academy
Week 1: Culinary Summer Camp (June 8-12, 9am-12:30pm), $380
Mon, Jun 8, 9:00 AM
Monrovia · Saute Culinary Academy
Almost full
Little Appetizer Makers $45
Sat, Jun 6, 9:30 AM
Monrovia · Saute Culinary Academy
Almost full
Little Appetizer Makers $45
Sat, Jun 6, 9:30 AM
Monrovia · Saute Culinary Academy
A Mom’s Guide to Airway: Down Syndrome Edition
Sat, Jun 27, 10:00 AM
Whittier · Family Church
A Mom’s Guide to Airway: Down Syndrome Edition
Sat, Jun 27, 10:00 AM
Whittier · Family Church
Going fast
MIKE ZITO - Blues-Rock Great - in Arcadia!
Saturday at 5:00 PM
Arcadia · Matt Denny's Ale House Restaurant
Going fast
MIKE ZITO - Blues-Rock Great - in Arcadia!
Saturday at 5:00 PM
Arcadia · Matt Denny's Ale House Restaurant

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:

Week 1: Teen Culinary & Baking Camp (June 8-12, 5pm-8:30pm), $380

Collage Club Pomona Collage & Paper Crafting Party

Build A Bowl with Living The Dog Life

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:

San Gabriel Valley Double Header In-Person Seminar

ONE ACT Festival, Wednesday, May 27th @7:00 p.m. (PAC Assigned Seats)

Paint n sip karaoke @ Sage Whittier 80’s Party

MIKE ZITO - Blues-Rock Great - in Arcadia!