Free Events and Things to do in Diamond Bar, CA

Almost full
Poured Out II: A Generation Responds
Sat, Jun 6, 6:00 PM
Rancho Cucamonga · 7080 Archibald Ave
Almost full
Poured Out II: A Generation Responds
Sat, Jun 6, 6:00 PM
Rancho Cucamonga · 7080 Archibald Ave
Sales end soon
House of Mahjong x Cravings Presents: Mahjong Bash
Saturday at 3:00 PM
Eastvale · Cravings at Eastvale
Sales end soon
House of Mahjong x Cravings Presents: Mahjong Bash
Saturday at 3:00 PM
Eastvale · Cravings at Eastvale
Studio Saturdays: Bilingual Storytime in the Rose Garden with Sharon Rose
Sat, Jun 20, 11:00 AM
Ontario · Ontario Museum of History & Art
Studio Saturdays: Bilingual Storytime in the Rose Garden with Sharon Rose
Sat, Jun 20, 11:00 AM
Ontario · Ontario Museum of History & Art
Quinceanera.com Expo & Fashion Show | Ontario 2026
Sun, Aug 9, 12:00 PM
Ontario · 2000 E Convention Center Way
Quinceanera.com Expo & Fashion Show | Ontario 2026
Sun, Aug 9, 12:00 PM
Ontario · 2000 E Convention Center Way
Side Hustle To SOLD | Keller Williams Realty
Today at 6:00 PM
Upland · 1945 W 9th St
Side Hustle To SOLD | Keller Williams Realty
Today at 6:00 PM
Upland · 1945 W 9th St
Almost full
Olivia Rodrigo Midnight Release Event at Indie Record Stores!
Thu, Jun 11, 10:00 PM
Corona · 317 W 6th St
Almost full
Olivia Rodrigo Midnight Release Event at Indie Record Stores!
Thu, Jun 11, 10:00 PM
Corona · 317 W 6th St
Sales end soon
Uptown After Dark Presented by Dine N’ Dash
Tomorrow at 9:00 PM
Whittier · Sage Restaurant & Lounge
Sales end soon
Uptown After Dark Presented by Dine N’ Dash
Tomorrow at 9:00 PM
Whittier · Sage Restaurant & Lounge
Unwinding at the Park
Sat, Jun 20, 12:00 PM
Orange · Eisenhower Park
Unwinding at the Park
Sat, Jun 20, 12:00 PM
Orange · Eisenhower Park
The Happiness of Pursuit Tour: Inland Empire
Sat, Jun 27, 5:00 PM
Pomona · Overspray Art Supply & Gallery
The Happiness of Pursuit Tour: Inland Empire
Sat, Jun 27, 5:00 PM
Pomona · Overspray Art Supply & Gallery
Going fast
A Very Special Conference Tailgate
Thu, Jun 18, 5:00 PM
Anaheim · Golden Road Brewing Anaheim
Going fast
A Very Special Conference Tailgate
Thu, Jun 18, 5:00 PM
Anaheim · Golden Road Brewing Anaheim
Fashion Vampirez
Sat, Jun 27, 4:00 PM
Hacienda Heights · 3034 S Hacienda Blvd
Fashion Vampirez
Sat, Jun 27, 4:00 PM
Hacienda Heights · 3034 S Hacienda Blvd
Bubble Poppin' Fun Event
Sat, Jun 13, 11:00 AM
Anaheim · Anaheim Hills Festival
Bubble Poppin' Fun Event
Sat, Jun 13, 11:00 AM
Anaheim · Anaheim Hills Festival
Sales end soon
Books and Boba Pop-up
Sunday at 11:00 AM
West Covina · Guanyin Tea House 月露茶屋
Sales end soon
Books and Boba Pop-up
Sunday at 11:00 AM
West Covina · Guanyin Tea House 月露茶屋
Diamond Bar Juneteenth Community Festival
Sat, Jun 20, 11:00 AM
Diamond Bar · South Coast Air Quality Management District
Diamond Bar Juneteenth Community Festival
Sat, Jun 20, 11:00 AM
Diamond Bar · South Coast Air Quality Management District
Cars & Christ Los Angeles
Sat, Jun 20, 7:00 PM
Santa Ana · 2121 N Grand Ave
Cars & Christ Los Angeles
Sat, Jun 20, 7:00 PM
Santa Ana · 2121 N Grand Ave
Inland Valley Event Professionals Summer Networking Mixer
Mon, Aug 3, 5:30 PM
Claremont · Mozwell Claremont
Inland Valley Event Professionals Summer Networking Mixer
Mon, Aug 3, 5:30 PM
Claremont · Mozwell Claremont
Almost full
Level Up Comedy Night!
Wed, Jun 3, 7:30 PM
Montclair · 4650 Arrow Hwy
Almost full
Level Up Comedy Night!
Wed, Jun 3, 7:30 PM
Montclair · 4650 Arrow Hwy
Southern California Business Expansion
Sat, Jun 13, 9:30 AM
Ontario · Delta Hotels Ontario Airport
Southern California Business Expansion
Sat, Jun 13, 9:30 AM
Ontario · Delta Hotels Ontario Airport
Almost full
Dog pack walk , caffeine + brunch
Sat, Jun 6, 7:50 AM
Orange · Blk Dot Coffee
Almost full
Dog pack walk , caffeine + brunch
Sat, Jun 6, 7:50 AM
Orange · Blk Dot Coffee
Almost full
Mystic Hymnal: presented by Gungor [Monrovia, CA]
Sunday at 7:00 PM
Monrovia · Mountainside Communion
Almost full
Mystic Hymnal: presented by Gungor [Monrovia, CA]
Sunday at 7:00 PM
Monrovia · Mountainside Communion

Trends in Diamond Bar

Explore more trends

Poured Out II: A Generation Responds

Poured Out II: A Generation Responds

House of Mahjong x Cravings Presents: Mahjong Bash

House of Mahjong x Cravings Presents: Mahjong Bash

Studio Saturdays: Bilingual Storytime in the Rose Garden with Sharon Rose

Studio Saturdays: Bilingual Storytime in the Rose Garden with Sharon Rose

Quinceanera.com Expo & Fashion Show | Ontario 2026

Quinceanera.com Expo & Fashion Show | Ontario 2026

Side Hustle To SOLD | Keller Williams Realty

Side Hustle To SOLD | Keller Williams Realty

Olivia Rodrigo Midnight Release Event at Indie Record Stores!

Olivia Rodrigo Midnight Release Event at Indie Record Stores!

Uptown After Dark Presented by Dine N’ Dash

Uptown After Dark Presented by Dine N’ Dash

Unwinding at the Park

Unwinding at the Park

The Happiness of Pursuit Tour: Inland Empire

The Happiness of Pursuit Tour: Inland Empire

A Very Special Conference Tailgate

A Very Special Conference Tailgate

Fashion Vampirez

Fashion Vampirez

Bubble Poppin' Fun Event

Bubble Poppin' Fun Event

Books and Boba Pop-up

Books and Boba Pop-up

Diamond Bar Juneteenth Community Festival

Diamond Bar Juneteenth Community Festival

Cars & Christ Los Angeles

Cars & Christ Los Angeles

Inland Valley Event Professionals Summer Networking Mixer

Inland Valley Event Professionals Summer Networking Mixer

Level Up Comedy Night!

Level Up Comedy Night!

Southern California Business Expansion

Southern California Business Expansion

Dog pack walk , caffeine + brunch

Dog pack walk , caffeine + brunch

Mystic Hymnal: presented by Gungor [Monrovia, CA]

Mystic Hymnal: presented by Gungor [Monrovia, CA]

Things to do around Diamond Bar

Trends in Diamond Bar

1. Living trust and estate planning seminar

2. 5k run

3. Free kids event

4. Volunteering

5. Mothers day

6. Cumbia dancing in riverside

7. Afghan concert

8. Warehouse sale

9. Events happening today near me

10. Cooking

11. Arts craft fair

12. Volunteer events