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 |
|
