Now through Halloween on Saturday, Oct. 31, activities at the coast will be spooktacular, featuring everything from surfers in costume to a haunted aquarium, a creepy marine mammal park, and trick-or-treating in La Jolla.

La Jolla

  • Halloween Aglow – Birch Aquarium at Scripps Institution of Oceanography at UC San Diego at 2300 Expedition Way in La Jolla is getting into the Halloween spirit. The park’s family-friendly Halloween Aglow will be Friday and Saturday, Oct. 23-34 from 6-8:30 p.m. Cost is $59.95 for adults, $49.95 for children (ages 3–12), and free for children ages 2 and under. Highlights include trick-or-treating in costumes, underwater pumpkin carving by scuba divers, the Boo & Goo Lab, the Bone Zone, live music, and pop-up science stations with Scripps Oceanography.
  • Creepy Candy Crawl – The La Jolla Real Estate Brokers Association at 908 Kline St. is hosting trick-or-treating for children of all ages in La Jolla Village with its Creepy Candy Crawl (formerly Pillage The Village) from 3-6 p.m. on Friday, Oct. 30. Kids can go to participating Village shops with goodie bags available at REBA and enter a costume contest featuring prizes donated by Geppetto’s toy store. Judges will announce the winners at REBA at 4:15 p.m. Village merchants do not need to pre-register to participate. On event day, pick up a balloon to designate your business as a treat stop. Balloons will be available at the La Jolla Village Merchants Association’s office, 7734 Herschel Way, Suite C, beginning at noon. For the first time, a Village Spirit Award will be awarded to the businesses that bring the most creative decorations, energy, and fun to the Crawl.
  • Halloween Happy Hour – La Jolla Community Center at 6811 La Jolla Blvd. is hosting Spirits & Spirits: A Halloween Happy Hour on Friday, Oct. 30 from 3-5 p.m. Adult festivities will include wine, a signature cocktail, light bites, Halloween treats and live music. Cost is free for members, $15 for non-members. Costumes and festive attire are encouraged. Call 858-459-0831 or register through the La Jolla Community Center Special Events Page.

Mission Bay

  • SeaWorld Spooktacular and Howl-O-Scream – SeaWorld San Diego hosts two Halloween experiences: The family-friendly daytime SeaWorld Spooktacular, and the intense, adult-targeted nighttime Howl-O-Scream. Fridays through Sundays through Nov. 1. The Halloween Spooktacular daytime family event includes, with regular park admission, Baby Shark Halloween Show, along with Baby Shark and Pinkfong meet-and-greets; trick-or-treating; and Captain Sweet Tooth’s Candy Trail. Día de los Muertos celebration will be on Oct. 31, Nov. 1-2. Howl-O-Scream is held on select nights through Oct. 31, starting at 6 p.m. Intended for mature audiences. Admission includes scare zones, live entertainment, bars, and roller coasters.

Pacific Beach and Mission Beach

  • Trunk-or-Treat – From 3-6 p.m. on Oct. 25, view classic cars at Belmont Park and go trunk-or-treating. Make sure to have candy bags ready at 5 p.m., because that’s when the fun starts. No tickets required, just come in costume and have a great time.
  • Halloween Surf contest – The Tourmaline Halloween Surf contest at 600 Tourmaline St., on Saturday, Oct. 31, starts at 8 a.m. Surf in your best costume while enjoying coffee and treats. Stick around for awards at 10 a.m. Guests will pick who wins. There is also a beach cleanup at 11 a.m.
  • Library ‘Thriller’ – The Pacific Beach/Taylor Branch Library at 4275 Cass St. has a full lineup of Halloween-themed events and activities planned, including a presentation of “The Nightmare Before Christmas” (1993) at 1 p.m. on Oct. 23. Halloween Craftacular (painting wooden pumpkins, making masks) on Saturday, Oct. 24 from 10 a.m. to noon. Thriller Dance Classes and Thriller Night Performance (Free lessons to learn the dance from Michael Jackson’s “Thriller,” culminating in an outdoor performance on Cass Street Plaza). Remaining class dates include Oct. 24 and 27 with morning and evening times.
  • Bar crawls – The Zombie Crawl and Trick or Treat event hosted by Discover Pacific Beach, planned for Friday, Oct. 30 has been canceled. However, other independent Halloween events are still scheduled. Pacific Beach Zombie Crawl (Party Pass): Friday, Oct. 30, starting at 7 p.m. (Tickets around $19). Pacific Beach Halloween Bar Fest: Saturday, Oct. 31 from noon-8 p.m. across participating bars like The Local and Firehouse. Pacific Beach Official Halloween Bar Crawl on Saturday, Oct. 31 from 3-10 p.m., checking in at Pueblo, 877 Hornblend St.
  • Pacific Beach has major Halloween events scheduled for the weekend of Oct. 30–31 with The Duck Dive at 4650 Mission Blvd. serving as an official stop and Mavericks Beach Club at 860 Garnet Ave. featuring holiday nightlife.