Union City Halloween 2025

See all Union City Halloween happenings this year!

Union City's Halloween 2025 animates the City Hall plaza and Decoto Road with supernatural attractions and spooky celebrations across local landmarks. The city showcases horror experiences, pumpkin festivals, and costume celebrations that welcome families and night-time revelers.

Find the best Union City Halloween happenings this year!

Last updated: 11/11/2025 by HalloweenLocal.com editorial team

Union City Halloween

Union City Family-Friendly Fall Activities

Three participants in a zombie-themed race, with two young adults and one person in zombie makeup, all wearing race bibs and running down a street lined with spectators and flags.

Details

The Running Dead 5K Fun Run (Union City, CA)

Sunday, October 19, 2025

📍 Civic Center/ City Hall

34009 Alvarado-Niles Road, Union City, CA 94587

(1.0 mi from Union City)

Event Details

👻 Scare Factor: 👻👻👻👻👻

💰 Budget: $$

🎃 Family Friendly: 🎃🎃🎃🎃🎃

⚡ Energy: Moderate

Event Description

Join the "Running Dead 5K Fun Run & Walk" for a thrilling Halloween-themed community event. Participants race to the finish line while dodging "zombies" who aim to steal their flags. Medals are awarded to top finishers in multiple age and gender categories, and a costume contest offers prizes for the most spirited outfits. Survive the zombie challenge to enter a special raffle.

halloween_festivalfamily_friendlytrick_or_treatcostume_contestcommunity_event

⭐ Best For: Families and halloween enthusiasts

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Union City Other Halloween Activities

Sama-Sama Fest at Union Landing in Union City

Details

Sama-Sama Fest at Union Landing (Union City, CA)

Saturday, October 11, 2025

📍 Union Landing

31350 Courthouse Dr, Union City, CA 94587

(1.2 mi from Union City)

Event Details

👻 Scare Factor: 👻👻👻👻👻

💰 Budget: FREE

🎃 Family Friendly: 🎃🎃🎃🎃🎃

⚡ Energy: Moderate

Event Description

Union City proudly presents Sama-Sama Fest, a landmark celebration of Filipino American History Month. This vibrant festival, inspired by the Filipino phrase for 'together,' brings together over 70 food vendors, artists, and community organizations. It's a unique opportunity to immerse yourself in the rich heritage and contributions of the Filipino American community, fostering unity and creating a new tradition for all.

community_eventfamily_friendlyfood_trucksstreet_fairfilipino_american_history_month

⭐ Best For: Families and community members interested in filipino american culture

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Mission Hills Golf Course Halloween Event in Hayward

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Mission Hills Golf Course Halloween Event (Hayward, CA)

Friday, October 31, 2025

📍 Mission Hills Golf Course

275 Industrial Parkway, Hayward, CA 94544

(2.3 mi from Union City)

Event Details

👻 Scare Factor: 👻👻👻👻👻

💰 Budget: $$

🎃 Family Friendly: 🎃🎃🎃🎃🎃

⚡ Energy: Low

Event Description

Experience Halloween at Mission Hills Golf Course. While primarily a golf destination, they host seasonal events. This Halloween celebration offers a unique way to mark the holiday, with opportunities to book tee times for a round of golf amidst the festive atmosphere.

halloween_festivalcommunity_eventfamily_friendlygolf

⭐ Best For: Golfers looking for a unique halloween experience

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Halloween Near Union City

Fremont Halloween

A group of three people are running down a dimly lit hallway with red lighting, appearing to be fleeing from a large, unsettling doll that is standing in the foreground.

Newark

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Fear Overload Scream Park (Newark)

📍 Fear Overload Scream Park

Sep 20, 2025

(5.2 mi from Union City)

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Redwood City Halloween

Annual Adult Halloween Party at the Elks in Redwood City

Redwood City

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Annual Adult Halloween Party at the Elks (Redwood City)

📍 Redwood City Elks Lodge #1991

Oct 25, 2025

(15.5 mi from Union City)

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Three children dressed in Halloween costumes, two with skeleton face paint and one with a witch hat, sit outdoors reading books next to a glowing jack-o-lantern.

Redwood City

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BraveMaker Halloween Party (Redwood City)

📍 BraveMaker

(13.9 mi from Union City)

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San Mateo Halloween

A man in a red shirt is selecting a large pumpkin from a wooden crate at an outdoor autumn market, while a young girl smiles at pumpkins on a table in front of her. The street is decorated with orange leaves and pumpkins, suggesting a festive Halloween or fall atmosphere.

Half Moon Bay

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Half Moon Bay Art & Pumpkin Festival (Half Moon Bay)

📍 Main Street

Oct 18, 2025

(23.1 mi from Union City)

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The Headless Horseman + Viva La Vida in San Mateo

San Mateo

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The Headless Horseman + Viva La Vida (San Mateo)

📍 College of San Mateo Theatre

Oct 25, 2025

(16.5 mi from Union City)

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Livermore Halloween

A witch in a black pointed hat and cloak is painting a starry night sky on an easel, with a jack-o-lantern and pumpkins on a windowsill.

Livermore

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Witches Night Out: A Spooktacular Paint & Sip (Livermore)

📍 Pinot's Palette - Livermore

Sep 22, 2025

(16.1 mi from Union City)

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Children are engaged in Halloween-themed crafts at a table, with decorations like pumpkins and banners in the background, creating a festive and fun atmosphere.

Livermore

Details

Halloween Boo Bash (Livermore)

📍 Robert Livermore Community Center

Oct 18, 2025

(17.5 mi from Union City)

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Oakland Halloween

Two people, seen from behind, stand in a vibrant, surreal garden filled with pumpkins and colorful, glowing musical instruments. A large, brightly lit yellow grand piano and a purple upright piano are prominent, set against a backdrop of a house with autumn foliage and hanging lanterns, creating a whimsical and festive Halloween atmosphere.

Oakland

Details

Autumn Lights Festival (Oakland)

📍 The Gardens at Lake Merritt

Oct 17, 2025

(18.9 mi from Union City)

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Halloween Jam at Children's Fairyland in Oakland

Oakland

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Halloween Jam at Children's Fairyland (Oakland)

📍 Children's Fairyland

Oct 24, 2025

(19.0 mi from Union City)

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San Jose Halloween

Symphonic Spooktacular: Bewitching Broadway in San Jose

San Jose

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Symphonic Spooktacular: Bewitching Broadway (San Jose)

📍 California Theatre

Oct 25, 2025

(20.1 mi from Union City)

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A smiling young Asian couple wearing Halloween-themed attire, including a witch hat, are toasting with beers at an outdoor bar decorated with jack-o'-lanterns and string lights.

San Jose

Details

San Jose Halloween Bar Crawl (San Jose)

📍 Three Sisters Whiskey Bar

Oct 31, 2025

(19.5 mi from Union City)

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Campbell Halloween

A menacing, armored demon with horns and wings stands in a laboratory with green lighting and rows of blue containment units. Small creatures are scattered on the floor around the demon.

San Jose

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Winchester Mystery House: Unhinged - Nightshade's Curse (San Jose)

📍 Winchester Mystery House

Sep 26, 2025

(19.7 mi from Union City)

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A man in a top hat and skull makeup stands in front of a dimly lit mansion, holding a candle, with a couple in formal wear in the background.

San Jose

Details

Festival Fright Nights at Winchester Mystery House (San Jose)

📍 Winchester Mystery House

Sep 26, 2025

(19.7 mi from Union City)

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See all 11 events in Campbell →

Berkeley Halloween

A group of people are walking down a street decorated for Halloween with strings of jack-o'-lanterns and pumpkins. A young woman in a pink coat smiles at the viewer, while a boy in a bat costume looks at a display in a shop window.

Berkeley

Details

Fourth Street Trick or Treat and Halloween Fest (Berkeley)

📍 Fourth Street

Oct 31, 2025

(23.3 mi from Union City)

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Three figures, two young women and one person in a ghost costume, stand in front of spooky houses on a moonlit Halloween night, all looking at their phones.

Berkeley

Details

Berkeley Haunted Hike - Ghost Tour (Berkeley)

📍 Bakar Ingenuity Hub

Jul 31, 2025

(22.3 mi from Union City)

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San Francisco Halloween

Four cartoon girls in Halloween costumes are gathered around a table with Halloween decorations, including pumpkins and candy. The girl on the far left wears a red dress, the girl next to her has blonde hair and wears a green shirt, the third girl wears an orange shirt, and the girl on the far right wears a red top with a skeleton design. The background features a fish tank with toy dinosaurs and fish, and Halloween-themed lanterns.

San Francisco

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SuperNatural Halloween at California Academy of Sciences (San Francisco)

📍 California Academy of Sciences

Oct 24, 2025

(26.1 mi from Union City)

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Two smiling young women in black Halloween-themed outfits are holding drinks and toasting at a table decorated with pumpkins and Halloween lights.

San Francisco

Details

W Hotel San Francisco MEGA Halloween Party (San Francisco)

📍 W San Francisco

Oct 31, 2025

(23.7 mi from Union City)

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Morgan Hill Halloween

Spina Farms Pumpkin Patch in Morgan Hill

Morgan Hill

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Spina Farms Pumpkin Patch (Morgan Hill)

📍 Spina Farms Pumpkin Patch

Sep 17, 2025

(32.5 mi from Union City)

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Halloween Bash at Granada Theatre in Morgan Hill

Morgan Hill

Details

Halloween Bash at Granada Theatre (Morgan Hill)

📍 Granada Theatre

Oct 31, 2025

(38.6 mi from Union City)

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See all 7 events in Morgan Hill →

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With 20 years of experience, we use AI technology to build the most comprehensive list of halloween events.

Our goal is complete coverage—from major festivals to small community celebrations, ensuring you never miss anything happening in your area.

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