Park Statistics

Listed below, beginning in 1940 when Isle Royale National Park was established, are yearly visitation statistics. In 1991, visitor use statistics were further quantified as total park visitation, island visitation, and mainland Houghton, Michigan visitation. For in-depth visitation statistics for any park site, visit NPS Visitor Use Statistics.

 

Park visitation statistics for both mainland and island visitation.

	All Park Visitation	Island Visitation	Mainland Visitation

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