Map Fall Harvest Trunk-or-Treat Bay City Recreation Area3582 State Park Drive, Bay City, MI 48706-1356WebsitePhone: (989) 684-3020 Description Truck-or-Treat? Bring the family in a decorated vehicle and pass out candy to trick-or-treaters. Prize given for best decorated vehicle. Please bring enough candy for around 1,200 kids. This event takes place in the day use area and is open to all park visitors. For more information please call the park. Please Note: The Michigan Department of Natural Resources makes every effort to provide the most up-to-date and accurate information on the web calendar. However, dates occasionally change and events may be canceled for any reason. Please call the unit hosting the event to confirm dates and times prior to your arrival. A Recreation Passport is required for entry into all Michigan state parks and recreation areas. Check "YES" when you renew your license plate at the Secretary of State. For camping reservations, visit www.midnrreservations.com or call 1-800-447-2757. Subscribe to Inside Michigan's Great Outdoors newsletter Videos Event Dates More To Explore Categories: Fairs & Festivals Holiday Events State Park Events City: Bay City Region: East Central Although the MEDC uses reasonable efforts to maintain the accuracy of the website content, it is not represented to be error free. Read legal information.