Plan ROM After Dark: Trick or Treat on October 31, 2026: 7:30–11pm, $40 admission, 19+ entry, and the ROM's Halloween party programme.
An adults-only Halloween party at the Royal Ontario Museum, with eerie projections, oversized inflatables, live performances, DJs, food, drinks, and dancing.
ROM After Dark: Trick or Treat is a separate Royal Ontario Museum event on Saturday, October 31, 2026. The ROM lists hours of 7:30–11pm, $40 admission, and a 19+ age restriction. It follows All Hallow's Eve on October 30, but it is its own ticketed night. The official programme includes eerie projections, larger-than-life inflatables, live performances, DJ sets, food and drinks, and dancing.
The museum describes an after-hours Halloween party with eerie projections, oversized inflatables, live performances, DJ sets, food and drinks, and dancing. It is a social party rather than a haunted-house walkthrough.
The ROM lists $40 regular admission for adults 19+. Check the official page for current ticket availability and event terms before you go.
Before you go, check the Check ROM event details for final dates, tickets, hours, access, crop conditions, and weather policies.
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