The Plum Island Range Lights are a pair of range lights located on Plum Island in Door County, Wisconsin. They were part of the Plum Island United States Life-Saving Station. Plum Island was transferred to the United States Fish and Wildlife Service in 2007 and became part of the Green Bay National Wildlife Refuge. The life-saving station was listed on the National Register of Historic Places in 2010. Plum Island is seasonally open to the public for day-time use.