Happening Next

Cornwall Halloween Events

Halloween events Happening Next in Cornwall, ON

The Rocky Horror Picture Show, 2 Shows

 The Port Theatre 23 Oct 2026
ART

Let's Go Ghouls - Cornwall - Halloween Drag and Burlesque Show

 Mo Events 16 Oct 2026
PERFORMANCES CAD 30 TO 34

Rave to the Grave - Vol 2. @ MO events

MO Events Cornwall SD&G 31 Oct 2026
RAVES

Bop till you drop- Halloween edition

MO Events Cornwall SD&G 31 Oct 2026

Halloween Crafters Fair - Sat Oct 24 - 10am-4pm @ The Royal Canadian Legion, Free Entry

 Royal Canadian Legion Br 297 24 Oct 2026
ART

Ghost Walk for Charity Halloween Gala

 Dev Hotel & Conference Centre 30 Oct 2026
NONPROFIT

Sweet & Spooky Trick or Treat Market

 Royal Canadian Legion Br 297 18 Oct 2026
HALLOWEEN

FANTASY REALM / Trick or Read and Ghost Rider Day 2026

 227 Pitt Street, Cornwall, ON, Canada, Ontario K6J 3P8 24 Oct 2026
ART

Shock Theatre

 Cornwall, ON, Canada, Ontario K6H 1B3 24 Oct 2026
ART

Pre Halloween metal mania

Lola's Pub and Grub 30 Oct 2026
MUSIC

17th Annual Holiday Trunk Sale

 Marlin Orchards & Garden Centre 31 Oct 2026
ART

Witches in the Woods supporting the Sexual Assault Support Services for Women of SDG&A

 Guindon Park 17 Oct 2026
NONPROFIT

Phantoms of the Organ - Second Annual Hallowe'en Fundraiser

 105 Second Street West, Cornwall, ON, Canada, Ontario K6J 1G4 30 Oct 2026
NONPROFIT

L&M Cornwall's Halloween 1st Anniversary Spook-Tacular!!

 Long & McQuade Musical Instruments 30 Oct 2026
FITNESS FREE

Bark-or-Treat

 812 Pitt St, Cornwall, ON K6J 5R1, Canada 30 Oct 2026

Halloween Bazaar

 16574 County rd 36., Long Sault, ON, Canada, Ontario K0C 1P0 17 Oct 2026