After Hours Halloween at Seattle Aquarium!

Put on your coolest costume and head down to our Halloween bash! Adults will take over the Seattle Aquarium for this 21+ event, featuring a DJ, opportunities to experience our habitats at night, a variety of Halloween-themed activities throughout the Aquarium, a no-host bar, food available for purchase and more. The best part? Your ticket purchase helps support our animal care and marine conservation work.

We're offering plan-ahead pricing for this event, which means that the farther in advance you purchase your tickets, the more you'll save—so grab yours today! Prices will increase as the event date approaches. Please note: Tickets are available online only—no tickets will be sold at the door. Limited coat rack available.

Seattle Aquarium members receive a 10% discount on tickets!