Kidz Town Halloween Hay Day
Halloween Fun is back in Downtown Livermore!
Saturday, October 24, 2026 | 10 AM – 1 PM
Historic Downtown Livermore
Get ready to make magic happen at one of Livermore’s most beloved family traditions, created just for kids 5th grade and under—the 2026 Kidz Town Halloween Hay Day! This free, family-friendly event draws hundreds of local families for a morning full of festive fun, including a costume contest, live music, games, and trick-or-treating at participating downtown businesses. The excitement continues at Stockmen’s Park and Bankhead Plaza, where even more trick-or-treating awaits, hosted by local vendors and organizations.
It’s a lively, family-friendly celebration you won’t want to miss!
Downtown Businesses - Sign-Up as Trick-or-Treat location on the map!
Local Businesses - Sign-Up for Activity Booth at Stockmen's Park OR Bankhead Plaza
Space is limited, don't wait!
*Please note, this year activity booths will be located at BOTH Stockmen's Park and Bankhead Plaza due to the Elephant Migration Art Exhibit that will be on display October-December in Livermore Downtown. Multiple life sized elephants will be on display and sharing both Stockmen's Park and Bankhead Plaza during this event.
Trick or Treat Bags are back!
Trick or Treat Bags are back! Thanks to Marcel Orthodontics, the first 1,500 little trick-or-treaters will receive a FREE official Kidz Town Halloween Hay Day bag (while supplies last). Pickup during event at Livermorium Plaza and Stockmen's Park at Marcel's booths.
Costume Contest
Costume Contest 11 AM -1 PM at Stockmen's Park - 29 S. Livermore Ave.
Show Off Your Creativity in the Costume Contest!
Our Costume Contest is free for all attendees, and we can’t wait to see your amazing family, group, and individual looks.
Costumes should be at least 70% handmade—we want to celebrate creativity and originality! Prizes will be awarded for 1st, 2nd, and 3rd place in each category:
- Infant–4 years
- Ages 5–8
- Ages 9–12
- Family/Group
Bring your best costumes and join the fun—it’s going to be spook-tacular!
Quest Science Center
Quest Science Center will present Halloween-Hijinks, an outdoor spooky science center! Quest Science Center will have hands-on, Halloween-themed science activities for Kidz Town participants to explore and engage in!
Stockmen’s Park 29 S. Livermore Ave.
Located at the Quest Plaza from 10am-12pm.
Click here to learned more about our Science sponsor, Quest Science Center
Interested in Becoming a Sponsor?
Sponsoring this event is a fantastic way to connect with the community and show that your business supports safe, joyful, and engaging experiences for local families. It’s a chance to reach hundreds of enthusiastic parents and kids while showcasing your brand in a warm, memorable, and spirited setting. Sponsorship opportunities include booth space, signage, and brand exposure through event promotions—all designed to give you high visibility and a meaningful presence in the heart of the community.
Join us in bringing this cherished Halloween celebration to life and become part of a tradition that creates smiles, sweet memories, and a whole lot of local love. Don’t miss out—support the spooky fun and sponsor today!
Thank you to our 2026 Sponsors!
Treat Bag Giveaway Sponsor: Marcel Method and Event Champions: City of Livermore, Team Martial Arts and Heritage Estates.
Participating Downtown Businesses
Printed passes with all businesses and event details available during event. Wandering volunteers will be handing out.
Participating Businesses at Stockmen's Park
| Participating Businesses Coming Soon! |