Tri-Valley Events: October 2025
October has arrived in the Tri-Valley, and while we may get our share of fake fall with warm days lingering, the spirit of the season is undeniably strong! Spooky season is upon us, bringing an exciting array of events and festivities that celebrate all things autumn. Whether you're looking for family-friendly fun, thrilling Halloween attractions, or seasonal markets, Pleasanton, Livermore, Dublin, and the surrounding communities have something for everyone. Let’s dive into what’s happening in the Tri-Valley this October!
SEP 26–NOV 2: Pirates of Emerson Haunted Themed Park
Prepare for thrills and chills at Pirates of Emerson Haunted Themed Park! This Halloween-themed attraction runs through early November, offering haunted houses, spooky mazes, and eerie entertainment for those who love a good scare.
OCT 1: Witches Night Out
Witches Night Out in Downtown Livermore is the perfect evening for you and your coven to enjoy a festive night of drinks, dining, and shopping! This adults-only event transforms downtown Livermore into a magical experience with themed cocktails, exclusive dining options, and "witchy steals and deals" at local shops.
OCT 3–5: Alameda Fall Home Show
Head to Alameda County Fairgrounds to see hundreds of exhibits that showcase a wide range of home and garden products and services. Explore everything from landscaping ideas to pools and spas, to furniture, flooring, and fine art. This is a fantastic opportunity to discover the latest trends and products in the industry!
OCT 11–26: Pumpkins on Main
Head to Downtown Pleasanton for Pumpkins on Main Scavenger Hunt and embark on a fun-filled quest to find hidden pumpkins throughout the charming streets of Pleasanton. With intriguing clues and delightful surprises waiting to be discovered, this event promises to be an unforgettable experience for kids.
OCT 11: Art Walk Livermore
ArtWalk Livermore, sponsored by Livermore Valley Arts, is a community celebration that brings art to the heart of downtown Livermore this October. With over 200 artists showcasing a diverse range of handmade and original works, from contemporary to classical styles, visitors can enjoy an array of art forms including pottery, jewelry, and mixed media. The event also features live music, cultural arts demonstrations, and fun crafts for children. Stroll through historic downtown, meet the artists, and purchase unique, one-of-a-kind treasures.
OCT 11: Diwali – Festival of Lights
AIA Dussera Diwali Dhamaka celebrates Diwali (Festival of Lights) with a vibrant evening featuring a spectacular fireworks display and an exciting Ravan Dahan celebration. Check out vendor booths offering arts, crafts and traditional clothing from India. Enjoy delicious cuisine from across India at various food booths and experience a lively cultural program with Bollywood dances and Disco Dandiya.
OCT 16–19: TASTE: The Livermore Valley Wine Experience
Livermore Valley’s premier food and wine event, TASTE, returns from October 16th through October 19, 2025. The weekend features exclusive wine tastings, winemaker dinners, vineyard tours, and more, highlighting the region’s award-winning wines and talented winemakers.
OCT 19: Witches Hat Workshop with Bee Stax Boutique at BottleTaps!
Celebrate Halloween in Pleasanton at the Witches Hat Workshop hosted by Bee Stax Boutique at BottleTaps! This hands-on Pleasanton Halloween event lets you create your own custom witch hat with all supplies provided, making it a perfect family-friendly and adult-friendly craft activity in Pleasanton. Join fellow craft lovers and Halloween enthusiasts on Sunday, October 19th, from 1:00 PM to 3:00 PM at 3020 Bernal Ave, Suite 160, Pleasanton, CA, and enjoy a magical, creative, and festive afternoon celebrating spooky season in Pleasanton. Spots are limited, so reserve your Halloween workshop in Pleasanton today!
OCT 24–26: Pleasanton Harvest Festival
Celebrate 53 years of the Pleasanton Harvest Festival, the Bay Area’s top arts and crafts show! Shop from hundreds of local makers and small businesses offering handcrafted jewelry, blown glass, photography, wood art, specialty foods, and more. Perfect for holiday shopping in Pleasanton, this artisan-inspired festival at the Alameda County Fairgrounds offers three days of unique finds for the price of one ticket—a must-visit fall event in Pleasanton!
OCT 25: Kidz Town Halloween Hay Day
Celebrate one of Livermore’s favorite family Halloween events! The Kidz Town Halloween Hay Day invites kids 5th grade and under for a free morning of trick-or-treating, games, live music, and a costume contest in Downtown Livermore. The fun continues at Stockmen’s Park with more trick-or-treating hosted by local vendors and businesses, a must-attend Halloween event for Livermore families!
OCT 25: Halloween Brew Crawl in Downtown Pleasanton
Head over to Downtown Pleasanton for their Halloween Brew Crawl! Explore over 25 hauntingly good brews from local breweries at various locations along Main Street. Dress in your best costume and prepare for an evening of delicious drinks, live music, and eerie vibes. Whether you're a beer lover or just in it for the Halloween fun, this adults-only event promises a thrilling night out. Start by checking in at the Museum on Main to receive your commemorative glass, wristband, and map to guide your crawl.
OCT 25: Hallo-Wine Party Tour
Have an evening of drinks and delight at the Hallo-Wine Party Tour aboard the Livermore Wine Trolley! Enjoy a thrilling wine-tasting experience at three award-winning wineries: Murrieta’s Well, McGrail Vineyards, and Wood Family Vineyards. Each stop features a full wine-tasting flight paired with a delicious Halloween treat to enhance your experience. This is the perfect opportunity to wear your best costume and gather your friends for a haunted ride on the trolley
OCT 25–26: Alameda Vintage Fashion Faire - “Ghosts of Vintage Past”
Celebrate 15 years of the Alameda Vintage Fashion Faire at the October 2025 event, “Ghosts of Vintage Past.” Step into a spellbinding world of vintage style and shop 75+ curated booths featuring fashion treasures from every era. Discover women’s and men’s vintage clothing, couture pieces, rare finds, jewelry, accessories, and special editions of vintage Halloween costumes. A must-visit for vintage fashion lovers in the Bay Area!
OCT 29: The Witching Hours
At The Witching Hours, hosted at the stunning Concannon Vineyard, you'll be greeted with a complimentary welcome pour as you enter this enchanting setting. Join in on the fun with exciting costume contests and lively karaoke sessions, indulge in a candy grazing table, and sip on festive wine cocktails.
OCT 29: 4th Annual Connect to a Cause - Xtreme Music Bingo
Join Connect California Homes for the 4th Annual Connect to a Cause, a free fundraising event at BottleTaps Restaurant in Pleasanton on Wednesday, October 29, from 6:00 PM to 9:00 PM. The highlight of the night is Xtreme Music Bingo, where participants will listen to 30-second music clips and mark their bingo cards for a chance to win prizes every round. Playing is free, and 15% of BottleTaps’ profits will be donated to the nonprofit Culinary Angels, alongside fun-filled raffle prizes with all proceeds from ticket purchases also benefiting the cause. Come out for a night of drinks, food, music, and community spirit. Don’t forget to wear pink to show your support!
OCT 31–NOV 2: Iā ʻOe E Ka Lā Hula Festival
Celebrate Hawaiian culture in Pleasanton at the 45th annual Iā ʻOe E Ka Lā Hula Competition & Festival, presented by the Kumu Hula Association of Northern California. This vibrant Pleasanton festival features solo and group hula performances, arts and crafts booths, and authentic Hawaiian and Polynesian cuisine. Join the Pleasanton community in honoring the art of hula, exploring local cultural activities, and supporting the mission to preserve and share Hawaiian traditions—a must-attend family-friendly event in Pleasanton!
Weekly Recurring Events
Downtown Livermore Sunday Farmers Market (OCT 5,12,19,26)
Every Sunday you can visit the Farmers Market in Downtown Livermore! Browse through a wide selection of fresh fruits, vegetables, flowers, and artisanal goods from local farmers and vendors. It's a perfect way to spend a Sunday morning, supporting local agriculture and enjoying the community atmosphere.
Downtown Pleasanton Saturday Farmers Market (OCT 6,13,20,27)
The Downtown Pleasanton Farmers Market is a vibrant weekly event open every Saturday from 9 AM to 1 PM, offering a delightful selection of fresh, locally grown produce, artisanal goods, and handcrafted items. Visitors can explore a variety of stalls featuring seasonal fruits and vegetables, homemade baked goods, and unique crafts while enjoying the lively atmosphere of the community.
