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Community Events and Things to do in Ontario, CA

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

Halloween Family Glow Party
Sat, Oct 24, 4:00 PM
Upland · 217 E A St
Halloween Family Glow Party
Sat, Oct 24, 4:00 PM
Upland · 217 E A St
Sales end soon
A Night Out in Riverside | Dinner + An Activity
Tomorrow at 4:00 PM + 224 more
Riverside · Restaurant of the Night
Sales end soon
A Night Out in Riverside | Dinner + An Activity
Tomorrow at 4:00 PM + 224 more
Riverside · Restaurant of the Night
Beauty Of Grace And Forgiveness Woman’s Empowerment Event
Sat, Jul 18, 2:30 PM
Rancho Cucamonga · RhythmAddict Dance Center
Beauty Of Grace And Forgiveness Woman’s Empowerment Event
Sat, Jul 18, 2:30 PM
Rancho Cucamonga · RhythmAddict Dance Center
Architectural Walking Tour of Downtown Riverside
Sun, Jun 7, 10:30 AM
Riverside · Mission Inn Foundation Store
Architectural Walking Tour of Downtown Riverside
Sun, Jun 7, 10:30 AM
Riverside · Mission Inn Foundation Store
2026 Picnic in the Park
Fri, Jun 19, 5:00 PM + 2 more
Eastvale · Eastvale Community Park
2026 Picnic in the Park
Fri, Jun 19, 5:00 PM + 2 more
Eastvale · Eastvale Community Park
2026 Fullerton State of the City
Thu, Jun 11, 2:30 PM
Fullerton · Summit House Restaurant
2026 Fullerton State of the City
Thu, Jun 11, 2:30 PM
Fullerton · Summit House Restaurant
Evergreen Cemetery Tour
Wed, Jun 10, 10:00 AM
Riverside · Evergreen Memorial Park
Evergreen Cemetery Tour
Wed, Jun 10, 10:00 AM
Riverside · Evergreen Memorial Park
Speed Dating for Single Parents - Riverside, CA
Wed, Jun 24, 7:00 PM
Riverside · BRÜE CRÜE
Speed Dating for Single Parents - Riverside, CA
Wed, Jun 24, 7:00 PM
Riverside · BRÜE CRÜE
Sales end soon
LGBTQ+ Speed Dating hosted by Comedy Cupids
Tuesday at 6:00 PM + 7 more
Riverside · Back To The Grind
Sales end soon
LGBTQ+ Speed Dating hosted by Comedy Cupids
Tuesday at 6:00 PM + 7 more
Riverside · Back To The Grind
Speed Dating For Dodgers Fans, Riverside, CA
Wed, Jul 8, 7:00 PM
Riverside · BRÜE CRÜE
Speed Dating For Dodgers Fans, Riverside, CA
Wed, Jul 8, 7:00 PM
Riverside · BRÜE CRÜE
Olivewood Cemetery Tour
Sat, Jun 13, 10:00 AM
Riverside · Olivewood Memorial Park
Olivewood Cemetery Tour
Sat, Jun 13, 10:00 AM
Riverside · Olivewood Memorial Park
Cooper Museum Speaker Series: Water: Past, Present, & Future
Thu, Jul 23, 6:30 PM
Upland · 217 E A St
Cooper Museum Speaker Series: Water: Past, Present, & Future
Thu, Jul 23, 6:30 PM
Upland · 217 E A St
Just added
Eid Party
Sun, May 31, 1:00 PM
Anaheim · Canyon Rim Park
Just added
Eid Party
Sun, May 31, 1:00 PM
Anaheim · Canyon Rim Park
Fall Picnic at the Historic Chaffey Communities Cultural Center
Sun, Oct 11, 11:00 AM
Upland · Pioneer Park
Fall Picnic at the Historic Chaffey Communities Cultural Center
Sun, Oct 11, 11:00 AM
Upland · Pioneer Park
Leveraging AI: Stronger Neighborhood Groups with AI
Thu, Jul 9, 6:45 PM
Riverside · Empire Underground
Leveraging AI: Stronger Neighborhood Groups with AI
Thu, Jul 9, 6:45 PM
Riverside · Empire Underground
Cooper Museum Speaker Series: The Surprising History of American Funerals
Thu, Oct 29, 6:30 PM
Upland · 217 E A St
Cooper Museum Speaker Series: The Surprising History of American Funerals
Thu, Oct 29, 6:30 PM
Upland · 217 E A St
Cooper Museum Speaker Series: Urban Gardening
Thu, Nov 19, 6:30 PM
Upland · 217 E A St
Cooper Museum Speaker Series: Urban Gardening
Thu, Nov 19, 6:30 PM
Upland · 217 E A St
Anime Night Mart Moreno Valley Mall Jun. 20th & 21st (FREE EVENT ALL AGES)
Sat, Jun 20, 12:00 PM
Moreno Valley · Moreno Valley Mall
Anime Night Mart Moreno Valley Mall Jun. 20th & 21st (FREE EVENT ALL AGES)
Sat, Jun 20, 12:00 PM
Moreno Valley · Moreno Valley Mall
Cooper Museum Speaker Series: The Human Connection of Sister Cities
Thu, Sep 24, 6:30 PM
Upland · 217 E A St
Cooper Museum Speaker Series: The Human Connection of Sister Cities
Thu, Sep 24, 6:30 PM
Upland · 217 E A St
5 Points Gathering 2026
Sat, Jul 25, 12:00 PM
Mount Baldy · Dahlem Ranch
5 Points Gathering 2026
Sat, Jul 25, 12:00 PM
Mount Baldy · Dahlem Ranch

Trends in Ontario

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Explore more trends

Frequently asked questions about Ontario

What are the best events to attend?

According to Eventbrite, the best events are:

Halloween Family Glow Party

Beauty Of Grace And Forgiveness Woman’s Empowerment Event

2026 Picnic in the Park

2026 Fullerton State of the City

Which events are currently trending in Ontario?

The trending searches this month in Ontario are:

ontario convention center

mix champagne lounge

Which events are coming up?

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

A Night Out in Riverside | Dinner + An Activity

LGBTQ+ Speed Dating hosted by Comedy Cupids

Architectural Walking Tour of Downtown Riverside