Denali 1917 24,585 Gates of the Arctic 1980 39,460 Glacier Bay 1980 13,287 Katmai 1980 13,696 Kenai Fjords 1980 2,833 Kobuk Valley 1980 6,757 Lake Clark 1980 16,308 Wrangell - St Elias 1980 53,321 American Samoa 1988 36 Grand Canyon 1919 4,927 Petrified Forest 1962 885 Saguaro 1994 370 Hot Springs 1921 22 Channel Islands 1980 1010 Death Valley 1994 13,518 Joshua Tree 1994 3,196 Kings Canyon 1940 1,869 Lassen Volcanic 1916 429 Redwood 1968 455 Sequoia 1890 1,635 Yosemite 1890 3,081 Black Canyon of the Gunnison 1999 133 Great Sand Dunes 2004 343 Mesa Verde 1906 211 Rocky Mountain 1915 1,078 Biscayne 1980 700 Dry Tortugas 1992 262 Everglades 1947 6,105 Haleakala 1916 118 Hawaii Volcanoes 1916 1,309 Yellowstone 1872 8,980 Mammoth Cave 1941 214 Acadia 1919 123 Isle Royale 1940 2,314 Voyageurs 1975 882 Glacier 1910 4,101 Yellowstone 1872 8,980 Death Valley 1994 13,518 Great Basin 1986 312 Carlsbad Caverns 1930 189 Great Smoky Mountains 1934 2,108 Theodore Roosevelt 1978 285 Cuyahoga Valley 2000 134 Crater Lake 1902 741 Congaree 2003 88 Badlands 1978 982 Wind Cave 1903 114 Great Smoky Mountains 1934 2,108 Big Bend 1944 3,242 Guadalupe Mountains 1966 350 Virgin Islands 1956 59 Arches 1971 309 Bryce Canyon 1928 145 Capitol Reef 1971 979 Canyonlands 1964 1,366 Zion 1919 593 Shenandoah 1935 805 Mount Rainier 1899 954 North Cascades 1968 2045 Olympic 1938 3,734 Grand Teton 1929 1,255 Yellowstone 1872 8,980