Halloween Events in California 2025

No matter your age or taste, you will always find the right Halloween celebration for yourself in California. There is no place like Hollywood to experience horror-movie style fright and no place like Disneyland to immerse in fun trick-or-treating and a holiday atmosphere. California features thousands of festivals, costume contests for people and dogs, pumpkin patches, trick or treat events, and carnivals. Californian theme parks show their best during the month of October so don't hesitate to check out California's Great America, Disneyland, Gilroy Gardens, Legoland, SeaWorld, Six Flags, and Universal Studios Hollywood.

Los Angeles

Los Angeles has several signature Halloween events like the Rise of the Jack O'Lanterns or the West Hollywood Halloween Costume Carnaval that is often called the "World's Largest Halloween Street Party" gathering over 500,000 people on Santa Monica Boulevard on October 31.

Halloween Time at the Disneyland Resort (August 9–October 31, 2024)

Mickey's Halloween Party at Disneyland in California is premiere entertainment for kids in the state. The park transforms into America's real Halloween capital with fantastic decor and attractions. Spooky Mickey Mouse and Minnie Mouse in neon spiderweb attire. will welcome guests to Mickey’s Not-So-Scary Halloween Party. Watch out for Disney villains lurking across the park. Also, stop by Fairytale Garden to meet Mirabel and her special visitor Bruno Madrigal. The experience is available on select nights from 7 pm to midnight.

Halloween Horror Nights, Universal Studios Hollywood (September 5–November 3, 2024)

For a decent scream, head to Universal Studios Hollywood, which hosts Halloween Horror Nights, the scariest show in Los Angeles. Before Halloween, the park transforms into a horror movie site with roaming zombies and eight haunted houses themed around The Walking Dead, American Horror Story and other movies. There are several scare zones—each equipped with murderous monsters and unimaginable horrors. The Terror Tram is back and scarier than ever! The park also offers a variety of its exhilarating rides and attractions.

Knott's Scary Farm (September 19–November 2, 2024)

Knott's Berry Farm is a 57-acre (23-hectare) theme park located in Buena Park, California. Every fall, after dark, Knotts Berry Farm becomes Knotts Scary Farm. It offers ten haunted mazes, five "scare zones" with creepy clowns and wandering zombies, and two specialty shows. The legitimately scary park features over 1,000 horrifying creatures lurking around and hiding in darks. Scarry Farm Halloween event has all the ingredients of a nightmare. It is not for kids under 13. For young children, the park offers Knott's Spooky Farm experience from September 26 to October 31, 2024.

Queen Mary Dark Harbour (September 20–November 2, 2024)

Queen Mary Dark Harbour is one of California's most authentic, terrifying attractions. The Queen Mary is a historic Long Beach floating hotel that transforms into the Dark Harbor every fall. It features frightening mazes, nightly shows, and plenty more horrors. For 23 nights, Scary Mary and over 200 monsters haunt six scary mazes, nightly entertainment, secret bars and thrilling rides. Imagine that a rogue wave has hit the Queen Mary and the ship turns entirely on its side. Confusion and fear are everywhere!

Day of the Dead, LA State Historic Park (October 26, 2024)

Day of the Dead is a famous music festival that is held every fall at LA State Historic Park. Since 2012, it has been a prime Halloween music party. Day of the Dead pays homage to its Mexican heritage and the celebration of Día de Los Muertos with inspired decor, lineup of artists, live musicians and mariachis.

San Diego

San Diego's top haunted attraction is the Haunted Trail at iconic Balboa Park. A one-mile (1.6-kilometre) trail goes through the grove of twisted pines and gnarled oaks being haunted by all kinds of scares on the way. Check out the Ghoul Bus, the Birdbox Cabin, and Merlin’s Forest. Also, San Diego Zoo nearby hosts a popular HalGLOWeen for kids with Bubble Dance Party with glow-in-the-dark bubbles and other fun events. Legoland Resort and Seaworld also have exciting Halloween events with plenty of things to do. For pumpkins and mazes visit Bates Nut Farm Pumpkin Patch, Valley Center in North Inland, Mountain Valley Ranch, Oma’s Pumpkin Patch in Lakeside and Children's Nature Retreat in East County. (More information is available here.)

San Francisco

In San Francisco, the Super Natural Halloween at the California Academy of Sciences offers an unusual perspective on Halloween fun, making it an educational experience. Its magic shows are adding some science to the Halloween spirit, with real scientists demonstrating the “spooky” experiments. Halloween Hoopla is an annual festival taking place at Yerba Buena Gardens located at Howard & Fourth Streets with interactive performances and games for kids under ten. San Francisco Ghost Tours is a must-do in the city. See San Francisco's most haunted sites that witnessed unexplained deaths and murders. A lantern-lit stroll through Pacific Heights and other historic neighbourhoods is a real atmospheric Halloween experience. (Read more here.)

For the tickets and latest updates, please check with the official websites (see External Resources below.) Also, take a look at the map suggesting the best accommodations nearby.