October 10th, 16th, & 29th – Halloween Animal Art Preschool Program
10:15 am – 11:15 am | OC Zoo at Irvine Regional Park
Join OC Parks for a class that includes hands-on learning, fun crafts, and meeting zoo creatures up close! This program is for ages 3 to 4 only, with parents accompanying the child for the entire program.
October 10th – Fall Fitness Hike with Yoga at Newport Coast

8:00 am – 11:00 am | Buck Gully Reserve
After a brief walk from the Community Center with Irvine Ranch Conservancy leads, enjoy a 4-mile fitness hike on the Buck Gully Trail to warm up your legs before relaxing into yoga. The yoga is suitable for those with little or no experience and features basic poses centered on the muscles used for hiking, biking, and other sports.
October 10th-12th & 17th-19th – Fall-O-Ween
4:30 pm – 8:30 pm | Heritage Hill Historical Park
Join OC Parks and enjoy frightful fun by exploring decorated historic grounds and participating in family-friendly activities, including fall and Halloween-themed photo opportunities, a scavenger hunt for spooky surprises and a spirited straw maze.
October 11th – Kids Ghost Rock Hike
8:30 am – 10:30 am | Laguna Coast Wilderness Park
Join OC Parks naturalists and hike to Ghost Rock along the Laurel Canyon Trail. Participants will stop and explore the different plants, animals, and insects they find along the way! Sunscreen, sturdy footwear, and water are recommended.
October 11th – Bats: Heroes of the Night
6:00 pm – 8:00 pm | Limestone Canyon Nature Preserve
As the day starts to settle into the night in OC Parks’ Limestone Canyon, bats awaken, stir, and streak into the evening sky. Participants will head out with Irvine Ranch Conservancy leads towards a popular roosting location to watch our nighttime heroes begin their nightly adventures. This program is ideal to visually observe the bats in flight, though bat detectors are available to listen for their high-frequency calls.
October 15th – Autumn Birdwatching
7:30 am – 9:30 am | Peters Canyon Regional Park
Join an experienced OC Parks volunteer and stroll through Peters Canyon Regional Park searching high in the trees for flittering friends and low in the scrubs for bouncing birds.
October 17th & 31st – Autumn/Halloween Morning Yoga Hike at Bommer Cattle Camp
8:00 am – 10:00 am | Bommer Canyon Preserve
Join Irvine Ranch Conservancy at Bommer Canyon for an easy two-mile hike through the nature loop and meadow before practicing yoga at the Cattle Camp. This historic old west setting connects participants with the history of the Irvine Ranch.The barn’s outdoor stage is perfect for yoga.
October 18th – Halloween Spooktacular at Plaza Paseo Real
11:00 am – 1:00 pm | Plaza Paseo Real
Families are invited to Plaza Paseo Real for a fang-tastic morning filled with festive fun. Enjoy live DJ entertainment, face painting, balloon twisting, Halloween-themed kids’ crafts, photo opportunities, and plenty of trick-or-treating throughout participating shops and restaurants on the upper level of the plaza. The celebration takes place in the courtyard next to La Costa Roasting, with costumes encouraged for guests of all ages. Free and open to the public.
October 18th – Boo at the Oaks
5:30 pm – 9:30 pm | Santiago Oaks Regional Park
The night is full of creepy creatures and scary sounds…unless you know what’s out there! Visit the OC Parks’s Santiago Oaks after dark to discover which critters call this canyon home. The evening is filled with fun nature stations, creative crafts, a scavenger hunt for prizes, and guided night hikes throughout the evening!
October 19th – Stand Up to Trash: “Trash is Spooky”

8:00 am – 11:00 am | Dana Point Harbor
Through environmental education initiatives, Stand Up to Trash has not only removed over 15,000 pounds of trash from the local environment but also raised awareness in over 11,000 participants about the importance of waste reduction and environmental conservation since its founding in 2020. Join the movement for a special “Trash is Spooky” themed event at Dana Point Harbor.
October 24th – Nature Creativity: Fall Glass Jars
9:30 am – 11:30 am | Laguna Coast Wilderness Park
Celebrate fall by making an autumn-colored pressed flower jar with OC Parks, perfect for candles or fairy lights. Participants will go on a short meditation walk and explore the different meanings of fall.
October 25th – Halloween Zoo-tacular Volunteer
9:30 am – 1:30 pm & 12:30 pm – 4:30 pm|OC Zoo at Irvine Regional Park
Join OC Parks for Halloween fun at the OC Zoo! Activities include a scavenger hunt*, trick-or-treating*, and spooky crafts for kids! Come see the zoo animals receive treat-filled pumpkins throughout the day!
October 25th – Boo at the Bay: Family Halloween Party
11:00 am – 3:00 pm |Directions shared upon registration
Join OC Parks at the Peter and Mary Muth Interpretive Center for a family-friendly Halloween party! Participants will read spooky stories, make creepy crafts, conduct wacky science experiments, meet bizarre animals and play hair-raising games. Participants are encouraged to attend in costume. The event will also feature booths and exhibits from nature-minded community partners, including the Orange County Bird of Prey Center, the Environmental Nature Center, and Critter Squad: Wildlife Defenders.
October 31st – (Spooky) Plants Among Us: Learning About Plants at Bommer Canyon Preserve
9:00 am – 11:30 am | Bommer Canyon Preserve
Curious to learn about the plants among us, who’s sus and who’s not? Join Irvine Ranch Conservancy for a (spooky) hike at the Bommer Canyon Preserve, part of the City of Irvine’s Irvine Ranch Open Space, where participants will look at local flora, talk about native and non-native species, and learn how different plants impact our ecosystems.
October 31st – Wild Tales – Spooky Edition
10:00 am – 11:00 am | Upper Newport Bay Nature Preserve
Happy Halloween! To celebrate the holiday, OC Parks and participants will be exploring spooky critters that live at Upper Newport Bay. Guests and their little one(s) are encouraged to come in costume for this week’s program.
October 31st – Little Folk Club
10:00 am – 10:45 am | Dana Point Harbor
Join everyone’s favorite sing-along at an all-new location at Bump Out Park. Located right along Dana Point Harbor Drive, bring your blankets, your favorite instruments and your childlike wonder to Little Folk Club by Victoria Bailey. Guests and their little one(s) are encouraged to come in costume for this week’s program.
October 31st – Trick-or-Treat Downtown Santa Monica
3 pm – 6 pm | Downtown Santa Monica & Third Street Promenade
Hosted by Downtown Santa Monica, Inc. (DTSM, Inc.), this free, family-friendly Halloween celebration invites trick-or-treaters of all ages to visit participating businesses throughout Downtown Santa Monica and enjoy a festive Halloween party on the Promenade. Highlights include live music, a pumpkin patch, free kids’ activities, 10+ trick-or-treat stations, pet-friendly fun, and plenty of photo ops for the whole family. A full map of participating businesses will be available closer to Halloween.
October 31st – Halloween Spooktacular at Anaheim Hills Festival
4:00 pm – 6:00 pm |Anaheim Hills Festival
Celebrate Halloween at Anaheim Hills Festival’s annual Spooktacular! Families can dress up in costume and enjoy trick-or-treating at participating shops and restaurants throughout the shopping center, along with a live DJ, face painting, balloon twisting, and plenty of photo opportunities. This free community celebration is the perfect way to kick off your Halloween night before heading out for more trick-or-treating.