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 NPS park site, visit the National Park Service Visitor Use Statistics website.

 
All Park Visitation Island Visitation Mainland Visitation
1940 2,962
1941 7,257
1942 6,128
1943 5,376
1944 3,751
1945 6,139
1946 7,068
1947 7,867
1948 7,922
1949 9,518
1950 3,100
1951 2,370
1952 2,830
1953 3,611
1954 4,300
1955 5,200
1956 5,200
1957 5,200
1958 4,000
1959 5,800
1960 6,400
1961 6,500
1962 5,400
1963 7,800
1964 8,200
1965 9,500
1966 10,800
1967 9,500
1968 10,100
1969 10,400
1970 14,400
1971 15,900
1972 16,116
1973 15,700
1974 13,900
1975 16,800
1976 17,000
1977 16,700
1978 16,415
1979 14,782
1980 14,977
1981 14,558
1982 13,238
1983 12,928
1984 11,814
1985 16,775
1986 26,122
1987 31,760
1988 26,593
1989 27,133
1990 23,495
1991 22,004
1992 23,016 16,751 6,265
1993 22,465 16,625 5,840
1994 25,041 18,725 6,316
1995 23,457 18,487 5,087
1996 23,580 17,122 6,458
1997 21,503 15,155 6,348
1998 24,202 16,709 7,493
1999 23,660 16,809 6,851
2000 21,241 15,601 5,640
2001 19,564 15,306 4,258
2002 19,604 14,692 4,912
2003 17,964 14,266 3,698
2004 17,390 13,837 3,553
2005 17,501 15,097 2,404
2006 17,180 14,964 2,486
2007 13,524 11,806 1,718
2008 14,221 11,941 2,280
2009 14,834 12,765 2,069
2010 15,893 12,788 3,105
2011 16,501 13,204 2,847
2012 16,704 14,029 2,675
2013 16,383 13,509 2,874
2014 14,726 12,685 2,041
2015 18,826 13,054 5,772
2016 25,039 15,950 9,089
2017 28,329 17,490 10,839
2018 25,956 18,476 7,480
2019 26,701 18,977 7,724
2020 6,643 4,594 2,049
2021 25,894 20,109 5,785

Last updated: December 15, 2021

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800 East Lakeshore Drive
Houghton , MI 49931

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906 482-0984

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