Rolling Hills Estates City Celebration

September 13: Celebrate 68 years of Rolling Hills Estates with inflatables, games, entertainment, and food at this free community festival. FREE!

Dates:
Location:
Ernie Howlett Park (Rolling Hills Estates) 25851 Hawthorne Blvd., Rolling Hills Estates, CA
+ Google Map
Cost:
Free

Ventura Art & Chalk Festival at Ventura Harbor Village

September 13-14: Watch chalk murals come to life, shop local art, and let kids create their own drawings at this free harbor festival. FREE!

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

Westside Fest at Admiral Kidd Park in Long Beach

September 13: Enjoy music, food, games, art, and hands-on activities at this free family festival in Long Beach. FREE!

Dates:
Location:
Admiral Kidd Park - Long Beach 2125 Santa Fe Ave., Long Beach, CA
+ Google Map
Cost:
Free

Family Style Food Fest at LA State Historic Park

September 13: Celebrate food, fashion, and community with exclusive eats, merch, and kid's area at Family Style Festival.

Dates:
Location:
Los Angeles Historic Park 1245 N Spring St., Los Angeles, CA
+ Google Map

Festival of Philippine Arts and Culture in San Pedro

September 13: Get ready for a Filipino-American experience filled with vibrant performances, delicious Filipino cuisine, traditional arts, and community spirit. FREE!

Dates:
Location:
Point Fermin Park 807 W Paseo Del Mar, San Pedro, CA
+ Google Map
Cost:
Free

Dino Fest at Natural History Museum

September 14: Spend the day with dinosaurs at NHM—see fossils, meet paleontologists, enjoy films, crafts, and dino-themed activities for the whole family.

Dates:
Location:
Natural History Museum 900 Exposition Blvd., Los Angeles, CA

Spider Pavilion at Natural History Museum

September 14 - November 30: Walk among hundreds of orb weavers, see giant garden spider webs, and check out tarantulas, wolf spiders, and more.

Dates:
Location:
Natural History Museum 900 Exposition Blvd., Los Angeles, CA
+ Google Map

Run, Walk, & Roll for Inclusion in Griffith Park

September 14: Come walk, roll, and run as to bring hope, inclusion, and interstellar joy to children of all abilities.

Dates:
Location:
Shane’s Inspiration Inclusive Playground / Griffith Park 4730 Crystal Springs Dr., Los Angeles, CA
+ Google Map
Cost:
Free

East L.A. Mexican Independence Day Parade

September 14: Join thousands in East LA for the Mexican Independence Day Parade & Festival with food, culture, and tradition. FREE!

Dates:
Location:
East L.A. Mexican Independence Day Parade 1st St. & Mednik Ave., Los Angeles, CA
+ Google Map
Cost:
Free

Family ArtMaking at LBMA Downtown in Long Beach

September 14: Join artist Angie Crabtree and the LBMA team for a free, all-ages artmaking session inspired by Garden of Eve. FREE!

Dates:
Location:
LBMA Downtown 356 E. 3rd St., Long Beach, CA
+ Google Map
Cost:
Free

Fiesta Latina at Great Park in Irvine

September 14: Enjoy music, food, and art at this Hispanic heritage celebration. FREE!

Dates:
Location:
Great Park - City of Irvine 8000 Great Park Blvd., Irvine, CA
+ Google Map
Cost:
Free

Knott’s Scary Farm

September 18 - November 1: The fully transformed theme park features uniquely haunted mazes and attractions, sinister shows, and more than 1,000 horrifying creatures lurking in the fog and hiding in every corner of the park.

Dates:
Location:
Knott's Berry Farm 8039 Beach Blvd, Buena Park
+ Google Map

Magic of the Jack O’ Lanterns | South Coast Botanic Garden

September 19–November 2: Stroll through glowing pumpkin displays, enjoy live entertainment, roast s’mores, and play in the Fun Zone at Magic of the Jack O’ Lanterns.

Dates:
Location:
South Coast Botanic Garden 26300 Crenshaw Blvd., Palos Verdes Peninsula

Daniel Tiger at the San Diego Model Railroad Museum

September 19: Meet Daniel Tiger, join storytime, enjoy crafts, singalongs, and free book giveaways at the San Diego Model Railroad Museum.

Dates:
Location:
San Diego Model Railroad Museum 1649 El Prado, San Diego, CA
+ Google Map

Baja Splash Cultural Festival at Aquarium of the Pacific

September 20-21: Celebrate cultures from Mexico, Central and South America, and beyond with traditional dance, live music, educational programming in English and Spanish, and booths.

Dates:
Location:
Aquarium of the Pacific 100 Aquarium Way, Long Beach, CA

Halloween Bash at Kidspace Children’s Museum

September 20 - October 31: March in costume parades, mix potions, bowl pumpkins, and create silly monsters at the Kidspace Halloween Bash in Pasadena, the cutest way to celebrate spooky season.

Dates:
Location:
Kidspace Children's Museum 480 North Arroyo Blvd., Pasadena, CA
+ Google Map

RevTour Festival at Grand Park in DTLA

September 20: Dance, shop, and celebrate culture at Rev Tour Festival in DTLA.

Dates:
Location:
Gloria Molina Grand Park 200 N. Grand Ave., Los Angeles, CA
+ Google Map
Cost:
$17.85

Heal the Bay presents L.A. County Coastal Cleanup Day

September 20: Join thousands of volunteers across Los Angeles to clean up beaches, parks, and neighborhoods while taking part in a statewide scavenger hunt with prizes. FREE!

Dates:
Location:
Los Angeles County Los Angeles County, CA
+ Google Map
Cost:
Free

Pomona Children’s Festival

September 20: This Children's Festival offers fun activities for all ages, community sports sign ups, learning experiences, and much more.

Dates:
Location:
Ganesha Park Pool 1575 North White Ave., Pomona, CA
+ Google Map
Cost:
Free

Nikkei Children’s Book Festival at JANM in LA

September 20: Storytimes, activities, and a pop-up bookstore at the Nikkei Children’s Book Festival.

Dates:
Location:
Japanese American National Museum 100 N. Central Ave., Los Angeles, CA
+ Google Map
Cost:
Free – $10

Train Festival at Union Station in Los Angeles

September 20–21: Celebrate trains with tours, exhibits, and family fun at Train Festival 2025. FREE!

Dates:
Location:
Union Station Los Angeles 800 N Alameda St., Los Angeles
+ Google Map
Cost:
Free

Zero to Three Jamboree at the Autry Museum in Los Angeles

September 20: Celebrate LA’s littlest kids with crafts, games, food, a photo booth, and gift bags for the first 125 children. FREE!

Dates:
Location:
Autry Museum of the American West 4700 Western Heritage Way, Los Angeles, CA
+ Google Map
Cost:
Free

Alice in Wonderland Tea Party in Long Beach

September 20: Enjoy tea, costumes, crafts, and games in Wonderland style.

Dates:
Location:
Dream Come True Tea & Party Room 4350 Atlantic Ave., Long Beach, CA
+ Google Map
Cost:
$69 – $89

Thai Fest at the Santa Monica Pier

September 20-21: A celebration of Thai culture featuring Muay Thai demonstrations, celebrity fighter appearances, and authentic Thai food. Enjoy traditional dance and shopping with Thai vendors. FREE!

Dates:
Location:
Santa Monica Pier 200 Santa Monica Pier, Santa Monica
+ Google Map
Cost:
Free

A Decade By the Sea Celebration at Pacific City

September 20: Celebrate Pacific City’s 10th anniversary with a free kids’ carnival and more activities.

Dates:
Location:
Pacific City 21010 Pacific Coast Hwy., Huntington Beach, CA
+ Google Map
Cost:
Free

Glow Ride in Hermosa Beach

September 20: Light up Hermosa Beach with a night ride for a cause.

Dates:
Location:
Hermosa Beach Pier 1 Pier Ave, Hermosa Beach, CA
+ Google Map

Fantasia Festival at the Autry Museum in Los Angeles

September 21: Celebrate Disney magic with activities, entertainment, and photo ops at Fantasia Festival. FREE!

Dates:
Location:
Autry Museum of the American West 4700 Western Heritage Way, Los Angeles, CA
+ 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!