Volunteer Spruce Up the Park Day Saturday, Jan 26, 2013 9 AM This event has already occurred.   (Archived) Come out and help spruce up Magnolia Springs State Park on this volunteer day. 478-982-1660. Location: Magnolia Springs State Park 1053 Magnolia Springs Dr Millen, GA 30442 Directions: GPS Coordinates: N 32.873333 | W -081.961633 Located 5 miles north of Millen on U.S. Hwy. 25. Magnolia Springs State Park 1053 Magnolia Springs Dr Millen, GA 30442