2026 marks the 39th annual Streeterville Doggy (And Kitty) Halloween Costume Party and Parade, at the Museum of Contemporary Art Sculpture Garden, 220 E Chicago Ave, Chicago!

Bring your dog or cat, dressed up in its Halloween best. FREE Admission – Bring a pet toy or accessory for the prize swap! All pets must be on leashes or in carriers.

Registration required. Registration link will be posted in October of 2026, please check back.