Mutts & Co.'s Mutts' Monster Mash 2026

Mutts & Co.'s Mutts Monster Mash is an annual, family-friendly Halloween festival in Columbus, Ohio, designed specifically for dogs (and cats) and the people who love them. Hosted at the Mutts & Co. Graceland location in Clintonville, the event brings together local pet owners, businesses, rescue organizations, and pet brands for an day of spooky fun and community celebration. It's more than just a pet costume party. Monster Mash features interactive activities, games, giveaways, local vendors, and opportunities for dogs and their owners to enjoy Halloween together!