Party Expert - Party Supplies, Birthdays & Balloons Store

If you're hunting for the perfect Halloween costumes this year, you're in the right place. Party Expert carries the largest selection of costumes in Canada — from timeless witches, vampires, and skeletons to this season's most-wanted licensed characters. Browse our newest costumes for 2026, explore trending Halloween costume ideas for every age and budget, or discover exclusive Party Expert signature costumes you won't find anywhere else. Whether you're dressing up for trick-or-treating, a school parade, or the office party, your look starts here.

Shopping for the whole crew? We've got kids' Halloween costumes for epic transformations, adorable baby and toddler costumes for tiny trick-or-treaters, and hundreds of adult costumes — from funny to frightening. Make it a group effort with couples and group costume ideas, then complete every look with costume accessories: wigs, masks, hats, and professional-grade makeup. And don't stop at the costume — our Halloween decorations turn any home into the spookiest house on the street.

Here's what no online-only Halloween store can offer: with 17 stores across Quebec — plus our seasonal Halloween Expert pop-up locations — you can see it, try it on, and take it home the same day. Prefer to shop online? Enjoy fast shipping across Canada and earn rewards on every order with My Party Points. Either way, our team of real Halloween experts is ready to help you find the one. Dress up. Have fun. Make memories — this Halloween starts at Party Expert.