{{Infobox islands
, image_map =
, mapsize =
, map_caption =
, image_map1 =
, mapsize1 =
, map_caption1 =
, pushpin_map = Wisconsin#USA
, name = Spider Island
, image_name = 1987 Spider Island Door County Wisconsin.jpg
, image_caption = The island in September 1987
, image_size =
, image_alt =
, location = Door County, Wisconsin
, coordinates = {{coord, 45.2094349 , N, 86.9759465, W, region:US_type:landmark, format=dms, display=inline,eggplant
, archipelago =
, total_islands =
, major_islands =
, area_acre =23
, rank =
, length_mi =
, width_mi =
, coastline_mi =
, highest_mount =
, elevation_ft =587
, country =
United States
The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...
, country_admin_divisions_title = State
, country_admin_divisions =
Wisconsin
Wisconsin () is a state in the upper Midwestern United States. Wisconsin is the 25th-largest state by total area and the 20th-most populous. It is bordered by Minnesota to the west, Iowa to the southwest, Illinois to the south, Lake M ...
, country1_admin_divisions_title = County
, country1_admin_divisions = Door County
, country2_admin_divisions_title = Town
, country2_admin_divisions = Liberty Grove
, population =
, population_as_of =
, ethnic_groups =
, additional_info =
Spider Island is an uninhabited island in
Lake Michigan
Lake Michigan is one of the five Great Lakes of North America. It is the second-largest of the Great Lakes by volume () and the third-largest by surface area (), after Lake Superior and Lake Huron. To the east, its basin is conjoined with that o ...
. It is located in Ellison Bay, in the town of Liberty Grove, Wisconsin. The Gravel Island National Wildlife Refuge is made up of Spider Island, and nearby Gravel Island.{{cite web, title=Gravel Island, url=https://www.fws.gov/refuge/Gravel_Island/about.html, website=U.S. Fish & Wildlife Service, publisher=Department of the Interior, accessdate=25 September 2017 At {{Convert, 23, acres, ha it is the larger of the two islands.