Community Events and Things to do in Ontario, CA
Search for something you love or check out popular events in your area.
Fall Picnic at the Historic Chaffey Communities Cultural Center
Sun, Oct 11, 11:00 AM
Los Olivos · Pioneer Park
Fall Picnic at the Historic Chaffey Communities Cultural Center
Sun, Oct 11, 11:00 AM
Los Olivos · Pioneer Park
Driving Hope Home - Community Car Show & Fall Festival
Saturday at 9:00 AM
La Jolla · Placentia Presbyterian Church
Driving Hope Home - Community Car Show & Fall Festival
Saturday at 9:00 AM
La Jolla · Placentia Presbyterian Church
Bloom Bag! - Dame Más Plants! Oct. 2026
Sat, Oct 10, 1:00 AM
Downtown Fullerton · 125 E Wilshire Ave
Bloom Bag! - Dame Más Plants! Oct. 2026
Sat, Oct 10, 1:00 AM
Downtown Fullerton · 125 E Wilshire Ave
Dia de los Muertos Festival & Car Show
Sat, Oct 24, 4:00 PM
North Elsinore · Historic Main St in Lake Elsinore, CA
Dia de los Muertos Festival & Car Show
Sat, Oct 24, 4:00 PM
North Elsinore · Historic Main St in Lake Elsinore, CA
Route 66 Centennial Celebration in Upland! [FREE!]
Saturday at 12:00 PM
Los Olivos · Upland Memorial Park
Route 66 Centennial Celebration in Upland! [FREE!]
Saturday at 12:00 PM
Los Olivos · Upland Memorial Park
"The 125th" A Country & Western Affair...
Sun, Oct 25, 2:00 PM
South Arroyo · Pasadena Elks Lodge #672
"The 125th" A Country & Western Affair...
Sun, Oct 25, 2:00 PM
South Arroyo · Pasadena Elks Lodge #672
MAGIC MARKET'S BEWITCHED (LOS ANGELES)
Sat, Oct 10, 5:00 PM + 1 more
Montecito Heights · 3510 Pasadena Avenue, Los Angeles, CA, USA
MAGIC MARKET'S BEWITCHED (LOS ANGELES)
Sat, Oct 10, 5:00 PM + 1 more
Montecito Heights · 3510 Pasadena Avenue, Los Angeles, CA, USA
![Route 66 Centennial Celebration in Upland! [FREE!] primary image](https://img.evbuc.com/https%3A%2F%2Fcdn.evbuc.com%2Fimages%2F1193516010%2F1603839745363%2F1%2Foriginal.20260915-020145?crop=focalpoint&fit=crop&w=640&auto=format%2Ccompress&q=75&sharp=10&fp-x=0.5&fp-y=0.5&s=e1e9b0f83e4f3a23942ecdd2aa131e86)
Frequently asked questions about Ontario