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Events and Things to do in Diamond Bar, CA

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2026 - June ASQ Orange Empire, Section 0701, Monthly Meeting
Tue, Jun 9, 5:30 PM
Orange · Tandoor Cuisine of India
2026 - June ASQ Orange Empire, Section 0701, Monthly Meeting
Tue, Jun 9, 5:30 PM
Orange · Tandoor Cuisine of India
Summer Snackdown: Foodie Fest & Night Market
Sat, Jun 20, 5:00 PM
glendora · Britestar Tavern
Summer Snackdown: Foodie Fest & Night Market
Sat, Jun 20, 5:00 PM
glendora · Britestar Tavern
Almost full
Whittier Beginners Sewing Class
Sat, May 30, 2:00 PM
Whittier · The Upcycled Home
Almost full
Whittier Beginners Sewing Class
Sat, May 30, 2:00 PM
Whittier · The Upcycled Home
Summer Solstice Crystal Party
Sat, Jun 20, 10:00 AM
Pomona · Rough & Tumbled HQ
Summer Solstice Crystal Party
Sat, Jun 20, 10:00 AM
Pomona · Rough & Tumbled HQ
Park Sound Bath with Cacao & Reiki
Sun, May 31, 3:00 PM
Anaheim · Sycamore Park
Park Sound Bath with Cacao & Reiki
Sun, May 31, 3:00 PM
Anaheim · Sycamore Park
Byrna LE T3 Certification Course - Whittier CA
Wed, May 27, 8:00 AM
Whittier · Whittier College
Byrna LE T3 Certification Course - Whittier CA
Wed, May 27, 8:00 AM
Whittier · Whittier College
The Ghetto Blasters at The Cathedral
Fri, Jul 3, 7:00 PM
Pomona · The Cathedral Pomona
The Ghetto Blasters at The Cathedral
Fri, Jul 3, 7:00 PM
Pomona · The Cathedral Pomona
Men's Conference 2026
Whittier · 6355 Greenleaf Ave
Men's Conference 2026
Whittier · 6355 Greenleaf Ave
Quebradita Darks live at The Cathedral
Sat, Jun 6, 9:00 PM
Pomona · The Cathedral Pomona
Quebradita Darks live at The Cathedral
Sat, Jun 6, 9:00 PM
Pomona · The Cathedral Pomona
Sip, Shop & Slay: A Pride Night Market
Sat, Jun 6, 5:00 PM
glendora · Britestar Tavern
Sip, Shop & Slay: A Pride Night Market
Sat, Jun 6, 5:00 PM
glendora · Britestar Tavern
Sales end soon
Ratchet Rink
Friday at 9:00 PM
Covina · Chatterbox
Sales end soon
Ratchet Rink
Friday at 9:00 PM
Covina · Chatterbox
Back2Basics
Sat, Jun 13, 8:00 PM
Whittier · Sage Restaurant & Lounge
Back2Basics
Sat, Jun 13, 8:00 PM
Whittier · Sage Restaurant & Lounge
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
Buena Park Double Header
Tue, May 26, 10:00 AM
Buena Park · Double Tree by Hilton 7000 Beach Blvd, Buena Park
Buena Park Double Header
Tue, May 26, 10:00 AM
Buena Park · Double Tree by Hilton 7000 Beach Blvd, Buena Park
The IE Entertainment Networking Event
Fri, May 29, 7:00 PM
Ontario · Marsell
The IE Entertainment Networking Event
Fri, May 29, 7:00 PM
Ontario · Marsell
HEAT ULTRA LOUNGE | MEMORIAL DAY WEEKEND OC'S BIGGEST EVENT!
Sunday at 9:30 PM
Anaheim · HEAT Ultra Lounge
HEAT ULTRA LOUNGE | MEMORIAL DAY WEEKEND OC'S BIGGEST EVENT!
Sunday at 9:30 PM
Anaheim · HEAT Ultra Lounge
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
Kids' Pasta Making, $45
Sat, May 30, 9:30 AM
Monrovia · Saute Culinary Academy
Kids' Pasta Making, $45
Sat, May 30, 9:30 AM
Monrovia · Saute Culinary Academy
Inland Empire SPEED DATING FOR ASIAN SINGLES Age 40s/50s ♥ Ontario CA
Thu, May 28, 6:30 PM
Ontario · Brew Haven
Inland Empire SPEED DATING FOR ASIAN SINGLES Age 40s/50s ♥ Ontario CA
Thu, May 28, 6:30 PM
Ontario · Brew Haven
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

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:

2026 - June ASQ Orange Empire, Section 0701, Monthly Meeting

Summer Snackdown: Foodie Fest & Night Market

Whittier Beginners Sewing Class

Summer Solstice Crystal Party

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:

HEAT ULTRA LOUNGE | MEMORIAL DAY WEEKEND OC'S BIGGEST EVENT!

Buena Park Double Header

Byrna LE T3 Certification Course - Whittier CA