Monster Dash 5K & Creepy Crawl Fun Run in San Clemente

October 25: Run through downtown San Clemente in the Monster Dash 5K & Creepy Crawl, featuring live music, costumes, and a pancake breakfast.

Dates:
Location:
San Clemente Community Center 100 N. Calle Seville, San Clemente
+ Google Map

Spooky Splash at Heal the Bay Aquarium in Santa Monica

October 25–26: Explore tide pools, meet sharks and eels, and craft creepy creations during Spooky Splash at Heal the Bay Aquarium in Santa Monica.

Dates:
Location:
Heal the Bay Aquarium 1600 Ocean Front Walk, Santa Monica
+ Google Map

Autumn in the Garden at the Fullerton Arboretum

October 25: Enjoy trick-or-treating, discovery stations, and a composting workshop during Autumn in the Garden at the Fullerton Arboretum. FREE!

Dates:
Location:
Fullerton Arboretum 1900 Associated Road, Fullerton, CA
+ Google Map
Cost:
Free

Water Harvest at the Recycling Facility in El Segundo

October 25: Explore tours, exhibits, and hands-on demos on water conservation during Water Harvest 2025 in El Segundo. FREE!

Dates:
Location:
Edward C. Little Water Recycling Facility 1935 S. Hughes Way, El Segundo, CA
+ Google Map

Halloween Zoo-tacular at OC Zoo

October 25: Visit the OC Zoo for a scavenger hunt, trick-or-treating, and spooky crafts.

Dates:
Location:
OC Zoo in Irvine Park 1 Irvine Park Road, Orange
+ Google Map
Cost:
$2

Festival of Flight at Long Beach Airport

October 25: Explore aircraft on static display, enjoy live music, activities for kids, food and beer trucks, and helicopter rides for purchase. FREE!

Dates:
Location:
Long Beach Airport - Festival of Flight (Cherry Entrance) 3590 E. Wardlow Road, Long Beach, cA
+ Google Map
Cost:
Free

Haunted Jail at the Cerritos Sheriff’s Station

October 25: Cruise into the Cerritos Haunted Jail & Car Show for spooky cars, vendors, a kid zone with Paw Patrol fun, and family activities all day long.

Dates:
Location:
Cerritos Sheriff's Station 18135 Bloomfield Ave., Cerritos, CA
+ Google Map

I-Spy Halloween Train Ride & Festival Griffith Park Southern Railroad in LA

October 25–26 & November 1–2: Take a festive train ride through Griffith Park, spot hidden pumpkins, and play games during the I-Spy Halloween Train Ride & Festival in Los Angeles. $10 per person.

Dates:
I-Spy Halloween Train Ride & Festival Griffith Park Southern Railroad in LA
Location:
Griffith Park 4730 Crystal Springs Drive, Los Angeles, CA
+ Google Map
Cost:
$10

Monster Mash at the Academy Museum of Motion Pictures

October 25: Meet movie monsters, see live makeup demos, and join spooky tours during Monster Mash at the Academy Museum of Motion Pictures. FREE with admission!

Dates:
Location:
Academy Museum of Motion Pictures 6067 Wilshire Boulevard, Los Angeles, CA
+ Google Map
Cost:
Free

Boo at the Bay: Family Halloween Party at Upper Newport Bay

October 25: Visit the Peter and Mary Muth Interpretive Center for a fun family Halloween party featuring spooky stories, creepy crafts, wacky science experiments, bizarre animals, and hair-raising games.

Dates:
Location:
Peter and Mary Muth Interpretive Center 2301 University Drive, Newport Beach, CA

Japan Family Day in Santa Anita Park in Arcadia

October 25–26: Celebrate Japanese culture with live Taiko drums, cosplay, food, and family fun at Japan Family Day at Santa Anita Park.

Dates:
Location:
Santa Anita Park 285 W. Huntington Drive, Arcadia
+ Google Map
Cost:
$11.02

Floating Pumpkin Patch at Splash! La Mirada Regional Aquatics Center

October 25: Jump into the pool, choose a pumpkin to take home or decorate, and enjoy festive crafts and ghostly delights.

Dates:
Location:
Splash! La Mirada Regional Aquatics Center 13806 La Mirada Boulevard, La Mirada, CA
Cost:
$10

Pumpkins by the Sea at Seaside Lagoon in Redondo Beach

October 25: Enjoy games, treats, prizes, and a seaside costume parade for all ages during Pumpkins by the Sea at Seaside Lagoon in Redondo Beach. FREE!

Dates:
Location:
Seaside Lagoon 200 Portofino Way, Redondo Beach, CA
+ Google Map
Cost:
Free

Haunted Hangar at Yanks Air Museum

October 25: Trick-or-treat among vintage aircraft with free entry for kids in costume and fun Halloween activities at Yanks Air Museum.

Dates:
Location:
Yanks Air Museum 15121 Stearman Drive, Chino, CA
+ Google Map

Harvest Festival at Los Cerritos Park in Long Beach

October 25: Enjoy pumpkin decorating, Trunk or Treat, crafts, and country line dancing at the Harvest Festival in Los Cerritos Park. FREE!

Dates:
Location:
Los Cerritos Park - Bixby Knolls 3750 Del Mar Ave., Long Beach, CA
+ Google Map
Cost:
Free

Monster Splash at Aquatic Center in Irvine

October 25: Dress in your spooky best and visit the William Woollett Jr. Aquatics Center for a floating pumpkin patch, decoration station, trick-or-treating, rec swim, floating obstacle course, photo booth, and snacks. Registration required.

Dates:
Location:
William J. Woollett Jr. Aquatics Center 4601 Walnut Ave., Irvine, CA
+ Google Map
Cost:
$12

Trick-or-Treat at the Whittier Museum

October 25: Explore the decorated museum and trick-or-treat, no scare actors or effects just lots of fun and candy!

Dates:
Location:
Whittier Historical Society & Museum 6755 Newlin Ave., Whittier, CA
+ Google Map
Cost:
Free

Dia De Los Muertos Celebration at Mainplace Mall Santa Ana

October 25: Features a day of art, culture, and community with interactive activities for all ages, including live art demonstrations, cultural games, and educational experiences. FREE!

Dates:
Location:
MainPlace Mall 2800 N Main St. C, Santa Ana, CA
+ Google Map
Cost:
Free

Halloween Spooktacular & Trunk or Treat in Dana Point

October 25: Enjoy games, Trunk or Treat, bounce fun, spooky maze, and a kids’ costume parade at the Dana Point Halloween Spooktacular. FREE!

Dates:
Location:
Dana Point Community Center 34052 Del Obispo, Dana Point, CA
+ Google Map
Cost:
Free

Día de los Muertos Fiesta in Mission Viejo

October 25: Enjoy live mariachi music, folkloric dance, face painting, arts and crafts, and authentic food. FREE!

Dates:
Location:
Norman P. Murray Community and Senior Center 24932 Veterans Way, Mission Viejo, CA
+ Google Map
Cost:
Free

Downtown’s Fright Fest on Pine & Promenade

October 25: Enjoy face painting, balloon twisting, pumpkin patch photo ops, and tricked-out car displays by day—then live music, food, and spooky vibes by night at Downtown Long Beach’s Fright Fest. FREE!

Dates:
Location:
Downtown Long Beach
+ Google Map
Cost:
Free

Howl-O-Ween Festival with Cal Heights Music

October 25: Join Cal Heights Music for an afternoon of family-friendly spooky fun with music performances, free face painting, photo booth, and more. FREE!

Dates:
Location:
Cal Heights Music 1240 E. Wardlow Road, Long Beach, CA
+ Google Map
Cost:
Free

Boo Bash at the Bella Terra in Huntington Beach

October 25: Celebrate Halloween at Bella Terra’s Boo Bash with character meet and greets, face painting, giveaways, and a costume raffle for all ages.

Dates:
Location:
Bella Terra 7777 Edinger Ave., Huntington Beach, CA
Cost:
Free

Enchanted Trail at Shipley Nature Center in Huntington Beach

October 25: Follow the enchanted trail for trick-or-seed activities, ghost stories in the redwoods, and a costumed scavenger hunt at Shipley Nature Center. $5 suggested donation. FREEish!

Dates:
Location:
Shipley Nature Center 17851 Goldenwest St., Huntington Beach, CA
+ Google Map
Cost:
$5

Halloween Spooktacular with City of Newport Beach

October 25: Enjoy trunk-or-treating, games, pumpkin decorating, and a costume contest at Newport Beach’s Halloween Spooktacular. FREE!

Dates:
Location:
Mariners Park - Newport Beach 1300 Irvine Ave, Newport Beach, CA
+ Google Map
Cost:
Free

The Boo Bop Halloween Music Fest in Pasadena

October 25: Sing, dance, and trick-or-treat at Minibop’s Boo Bop Halloween Music Fest for babies, toddlers, and families.

Dates:
Location:
Grant Park - Pasadena 232 S. Michigan Ave., Pasadena, CA
+ Google Map
Cost:
$10 – $20

Trunk-or-Treat in Los Alamitos

October 25: This spooktacular event features trunk-or-treating, pumpkin patch, costume contest, and more.

Dates:
Location:
Little Cottonwood Park 4000 Farquhar Ave., Los Alamitos, CA
+ Google Map
Cost:
Free

Mini Monsters Bash at Children’s Museum at La Habra

October 25: Trick-or-treat, explore a corn maze, and enjoy a Mad Scientist Show at the Mini Monsters Bash at The Children’s Museum at La Habra.

Dates:
Location:
The Children's Museum at La Habra 301 S Euclid St., La Habra, CA
+ Google Map

Spooky Seas at Ocean Institute in Dana Point

October 25: Play laser tag, explore haunted ships, and meet glowing creatures at Spooky Seas at the Ocean Institute.

Dates:
Location:
Ocean Institute 24200 Dana Point Harbor Drive, Dana Point, CA
+ Google Map

Haute Dog Howl’oween Parade in Long Beach

October 26: See 400+ costumed dogs as they parade around. Halloween costume parade for kids and adults with prizes too. FREE!

Dates:
Location:
Belmont Pool 4320 E. Olympic Plaza, Long Beach, CA
+ Google Map
Cost:
Free

Halloween Trick-or-Treat at Ventura Harbor Village

October 26: Trick-or-treat along the waterfront, enjoy magician shows, a kids dance party, crafts, and a skeleton hunt at Ventura Harbor Village. FREE!

Dates:
Location:
Ventura Harbor Village 1583 Spinnaker Drive, Ventura, CA
+ Google Map
Cost:
Free

Día de los Muertos at LA Plaza de Cultura y Artes

October 26: Celebrate life and remembrance through dance, music, and hands-on crafts at Día de los Muertos Family Day at LA Plaza de Cultura y Artes. FREE with RSVP!

Dates:
Location:
LA Plaza de Cultura y Artes 501 N. Main St., Los Angeles, 90012
+ Google Map
Cost:
Free

Disclaimer: The Kidsguide team does their best to keep event details accurate at the time of posting, but information can change without notice! Be sure to double-check with the event organizer before heading out. Kidsguide is not responsible for any errors, omissions, or changes on our calendar—we’re just here to help you find the fun!