Napa Valley|Local Event
Monster Mash 2026
Event Details
Monster Mash returns to Bel Aire Plaza
Saturday, October 31
11am-2pm
Where do I go first? Snap a pic!
Snap a picture for the contest at our hay bale backdrop.
Trick-or-Treating
Visit participating merchants for sweet treats.
Entertainment
Visit the spooky face painting station and our balloon artists will blow you away.
Costume Contest
Calling all ghouls and goblins! Contest categories include: Best Overall, Best Family/Group Costume, Cutest Kid/Baby, and Honorable Mention.