Bay City State Park Halloween Weekend 2024 Calendar. Join us for our halloween spooktacular block party on saturday, october 19th! Find events at state parks, campgrounds, trails, historic sites, visitor centers and more.

Bay city state park, situated on the shores of the saginaw bay, is home to one of the largest remaining freshwater, coastal wetlands on the great lakes, the tobico marsh. Use this list below to find the best halloween events and happenings in your area or browse through our spooky list of halloween trick or treating events, halloween parades and.