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🎃👻 HallowMarine Returns—with a New Twist!Get ready for a spooktacular indoor celebration as the Oklahoma Aquarium’s 21st Annual HallowMarine makes a splash with new hours and more Halloween fun than ever before! Dress up in your favorite costume, collect candy, and explore Oklahoma’s only ocean during this one-of-a-kind trick-or-treating adventure.
🕒 New Hours for 2025:
✨ Oct 17 & 18 – Daytime Trick-or-Treat | 2:00–5:00 PM
(Included with general admission or free for members)
Perfect for little trick-or-treaters, our brand-new daytime edition offers a low-key, high-fun Halloween experience—all indoors, so the weather is always perfect!
Enjoy:
A cast of whimsical characters throughout the aquarium
A costume parade to show off your spooky style
Plenty of candy, treats, and animal encounters
The fan-favorite Diving Pirate Show in the Polynesian Reef gallery—back by popular demand!
🌙 Oct 24, 25 & 31 – Evening Trick-or-Treat | 6:30–8:00 PM
When the lights go down, the fun ramps up!
Follow our indoor trick-or-treat trail, where over 20 community partners will be handing out candy, treats, and maybe even a trick or two!
Enjoy:
Dozens of interactive trick-or-treat stations
Photo ops around every corner—perfect for capturing spooky-cute memories
The exciting Diving Pirate Show performed live each night in the Polynesian Reef gallery
🎟️ Tickets are available now!
HallowMarine is free for members or included with general admission during daytime hours.
Evening events require a special event ticket.
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Event Venue & Nearby Stays
300 S Aquarium Dr, Jenks, OK, United States, Oklahoma 74037
Tickets
