List of populated islands of the Great Lakes


The following is a list of populated islands of the Great Lakes and connecting rivers. The islands listed have a specified year-round population of over 50 residents.
Many islands are popular tourist destinations, and experience a sharp population increase during peak travel seasons.
In 2017, the Great Lakes Island Coalition was founded, a group dedicated to representing the interests of Great Lakes island residents. At an annual summit, related issues of discussion include environmental issues facing the Great Lakes island inhabitants, such as water levels and quality, invasive species, and even government policy topics, such as nuclear water storage and shipment in the Great Lakes region.
LocationLake/RiverState/ProvinceCountryPopulationNote
Algonquin IslandLake OntarioOntarioCanada224
Amherst IslandLake OntarioOntarioCanada450
Barrie IslandLake HuronOntarioCanada613
Beaver IslandLake MichiganMichiganUnited States616
Bois Blanc Island (Michigan)Lake HuronMichiganUnited States100
Bois Blanc Island (Ontario)Detroit RiverOntarioCanada60
Cayuga IslandNiagara RiverNew YorkUnited States1,000
Centre IslandLake OntarioOntarioCanada356
Drummond IslandLake HuronMichiganUnited States973
Grand IslandNiagara RiverNew YorkUnited States21,389
Grosse IleDetroit RiverMichiganUnited States10,777
Harsens IslandSt. Clair RiverMichiganUnited States900
Kelleys IslandLake ErieOhioUnited States256
Mackinac IslandLake HuronMichiganUnited States583
Madeline IslandLake SuperiorWisconsinUnited States302
Manitoulin IslandLake HuronOntarioCanada13,255
Neebish IslandSt. Marys RiverMichiganUnited States89
Pelee IslandLake ErieOntarioCanada230
South Bass IslandLake ErieOhioUnited States631
St. Joseph IslandLake HuronOntarioCanada2,320
Sugar IslandSt. Marys RiverMichiganUnited States2,000
Walpole IslandSt. Clair RiverOntarioCanada1,878
Washington IslandLake MichiganWisconsinUnited States708
Wolfe IslandLake OntarioOntarioCanada1,400