Oshawa Costume Parties

Costume Parties

in Oshawa

October 31st is coming and we are here for all the festivities. The crazy outfits, the night-long parties, and the endless halloween celebrations in Oshawa. Enjoy Halloween in the best way possible by participating in costume contests 2025 happening in Oshawa. Explore best of Halloween Costume Contests happening in Oshawa.

|

Community Member

Community Member

Community Member

Join 46.6k+ Fellow Explorers

Costume Parties in Oshawa

Costume Parties in Oshawa

Sat, 18 Oct

•

Downtown Oshawa

Oshawa Halloween Boo Bash 2025

Costume Parties from nearby cities

25-26 Oct

•

Jubilee Queen Cr...

Toronto Halloween Boat Party- Saturday, Oct 25, 2025
31 Oct-01 Nov

•

Jubilee Queen Cr...

Toronto Halloween Boat Party - October 31, 2025
01-02 Nov

•

The Empress of C...

Toronto Halloween hangover Boat Party 2025
Fri, 31 Oct

•

River Gambler

Halloween Boat Party Cruise Toronto 2025 | Tickets Start at $25
Fri, 31 Oct

•

River Gambler

Halloween on the Water | Toronto’s Biggest Boat Party
Fri, 31 Oct

•

River Gambler

Best Halloween Boat Party Toronto 2025
Fri, 31 Oct

•

River Gambler

Friday Night Halloween Boat Party | Toronto 2025
Fri, 31 Oct

•

River Gambler

Toronto Halloween Cruise 2025 | Floating Party with $25 Tickets
Sat, 25 Oct

•

The Film House

Rocky Horror Picture Show — downtown St. Catharines

19+ Interested

All Events that you vibe with!

Customize your experience; only see the events that click with you!

Best in Oshawa, straight to your inbox

Never miss a single fun event; let us keep you updated!

Costume Parties from nearby cities