Acadia | Maine | Hancock / Knox counties | 44.35°N 68.21°W | 47,389.67 acres (191.8 km2) | 25,63,129 | February 26, 1919 | Bar Harbor |
American Samoa | American Samoa | NA | 14.25°S 170.68°W | 9,000.00 acres (36.4 km2) | 13,953 | October 31, 1988 | NA |
Arches | Utah | Grand County | 38.68°N 109.57°W | 76,518.98 acres (309.7 km2) | 12,84,767 | November 12, 1971 | Moab, Utah |
Badlands | South Dakota | Jackson, Pennington, and Oglala Lakota counties | 43.75°N 102.50°W | 242,755.94 acres (982.4 km2) | 8,68,094 | November 10, 1978 | Wall, South Dakota |
Big Bend | Texas | Brewster County, Texas | 29.25°N 103.25°W | 801,163.21 acres (3,242.2 km2) | 3,14,102 | June 12, 1944 | Alpine |
Biscayne | Florida | Miami-Dade County | 25.65°N 80.08°W | 172,924.07 acres (699.8 km2) | 5,25,745 | June 28, 1980 | Homestead |
Black Canyon of the Gunnison | Colorado | Montrose County | 38.57°N 107.72°W | 32,950.03 acres (133.3 km2) | 1,83,045 | October 21, 1999 | Montrose |
Bryce Canyon | Utah | Garfield | 37.57°N 112.18°W | 35,835.08 acres (145.0 km2) | 14,35,741 | February 25, 1928 | Tropic, Panguitch |
Canyonlands | Utah | San Juan, Wayne, Garfield, and Grand | 38.2°N 109.93°W | 337,597.83 acres (1,366.2 km2) | 5,42,431 | September 12, 1964 | Moab, Utah |
Capitol Reef | Utah | Wayne, Garfield, Sevier, and Emery counties | 38.20°N 111.17°W | 241,904.26 acres (979.0 km2) | 7,86,514 | December 18, 1971 | Torrey |
Carlsbad Caverns | New Mexico | Eddy County | 32.17°N 104.44°W | 46,766.45 acres (189.3 km2) | 14,97,889 | May 14, 1930 | Carlsbad |
Channel Islands | California | Santa Barbara County & Ventura County | 34.01°N 119.42°W | 249,561.00 acres (1,009.9 km2) | 3,42,161 | March 5, 1980 | Santa Barbara |
Congaree | South Carolina | Richland County | 33.78°N 80.78°W | 26,545.86 acres (107.4 km2) | 1,20,122 | November 10, 2003 | Eastover, South Carolina (town) |
Crater Lake | Oregon | Klamath County | 42.94°N 122.1°W | 183,224.05 acres (741.5 km2) | 5,35,508 | May 22, 1902 | Klamath Falls |
Cuyahoga Valley | Ohio | Summit County & Cuyahoga County | 41.24°N 81.55°W | 32,950 acres (133.3 km2)[21] | 21,89,849 | October 11, 2000 | Cleveland, Akron |
Death Valley | California, Nevada | NA | 36.24°N 116.82°W | 3,372,401.96 acres (13,647.6 km2) | 11,01,312 | October 31, 1994 | Lone Pine, California; Beatty, Nevada |
Denali | Alaska | NA | 63.33°N 150.50°W | 4,740,911.72 acres (19,185.8 km2) | 5,31,315 | February 26, 1917 | Healy |
Dry Tortugas | Florida | Monroe County | 24.63°N 82.87°W | 64,701.22 acres (261.8 km2) | 64,865 | October 26, 1992 | Key West |
Everglades | Florida | Miami-Dade, Monroe, & Collier counties | 25.32°N 80.93°W | 1,508,537.90 acres (6,104.8 km2) | 11,10,901 | May 30, 1934 | Florida City Everglades City |
Gates of the Arctic | Alaska | Yukon−Koyukuk | 67.78°N 153.30°W | 7,523,897.74 acres (30,448.1 km2) | 12,669 | December 2, 1980 | NA |
Glacier | Montana | Flathead County & Glacier | 48.80°N 114.00°W | 1,013,572.41 acres (4,101.8 km2) | 23,38,528 | May 11, 1910 | Columbia Falls, Montana |
Glacier Bay | Alaska | NA | 58.50°N 137.00°W | 3,224,840.31 acres (13,050.5 km2) | 5,00,727 | December 2, 1980 | Juneau |
Grand Canyon | Arizona | Coconino and Mohave | 36.06°N 112.14°W | 1,217,403.32 acres (4,926.7 km2) | 47,56,771 | February 26, 1919 | Fredonia, Arizona (North Rim) |
Grand Teton | Wyoming | Teton County | 43.73°N 110.80°W | 309,994.66 acres (1,254.5 km2) | 27,91,392 | February 26, 1929 | Jackson |
Great Basin | Nevada | White Pine County | 38.98°N 114.30°W | 77,180.00 acres (312.3 km2) | 1,07,526 | October 27, 1986 | Ely, Baker, Border |
Great Sand Dunes | Colorado | Saguache County | 37.73°N 105.51°W | 42,983.74 acres (173.9 km2) | 2,71,774 | September 13, 2004 | Alamosa |
Great Smoky Mountains | Tennessee, North Carolina | Swain & Haywood counties | 35.68°N 83.53°W | 521,490.13 acres (2,110.4 km2) | 1,00,99,276 | June 15, 1934 | Cherokee, North Carolina and Gatlinburg, Tennessee |
Guadalupe Mountains | Texas | Culberson County and Hudspeth County | 31.92°N 104.87°W | 86,415.97 acres (349.7 km2) | 1,66,868 | October 15, 1966 | Dell City, Texas |
Haleakalā | Hawaii | Maui County | 20.72°N 156.17°W | 29,093.67 acres (117.7 km2) | 11,42,040 | August 1, 1916 | Pukalani |
Hawaii Volcanoes | Hawaii | Hawaii | 19.38°N 155.20°W | 323,431.38 acres (1,308.9 km2) | 16,93,005 | August 1, 1916 | NA |
Hot Springs | Arkansas | Garland County | 34.51°N 93.05°W | 5,549.75 acres (22.5 km2) | 14,24,484 | March 4, 1921 | Hot Springs |
Isle Royale | Michigan | Keweenaw County | 48.10°N 88.55°W | 571,790.11 acres (2,314.0 km2) | 14,560 | April 3, 1940 | Thunder Bay, Ontario |
Joshua Tree | California | Riverside County and San Bernardino County | 33.79°N 115.90°W | 789,745.47 acres (3,196.0 km2) | 15,89,904 | October 31, 1994 | Twentynine Palms, San Bernardino |
Katmai | Alaska | Katmai | 58.50°N 155.00°W | 3,674,529.68 acres (14,870.3 km2) | 30,896 | December 2, 1980 | King Salmon |
Kenai Fjords | Alaska | NA | 59.92°N 149.65°W | 669,982.99 acres (2,711.3 km2) | 2,70,666 | December 2, 1980 | Seward |
Kings Canyon | California | Fresno County & Tulare County | 36.80°N 118.55°W | 461,901.20 acres (1,869.2 km2) | 5,02,268 | March 4, 1940 | Fresno |
Kobuk Valley | Alaska | Northwest Arctic | 67.55°N 159.28°W | 1,750,716.50 acres (7,084.9 km2) | 16,875 | December 2, 1980 | Kotzebue |
Lake Clark | Alaska | Kenai Peninsula | 60.97°N 153.42°W | 2,619,733.21 acres (10,601.7 km2) | 16,100 | December 2, 1980 | Anchorage |
Lassen Volcanic | California | Shasta, Lassen, Plumas, and Tehama Counties | 40.49°N 121.51°W | 106,372.36 acres (430.5 km2) | 4,32,977 | August 9, 1916 | Redding and Susanville |
Mammoth Cave | Kentucky | Edmonson, Hart, and Barren | 37.18°N 86.10°W | 52,830.19 acres (213.8 km2) | 5,22,628 | July 1, 1941 | Brownsville |
Mesa Verde | Colorado | Montezuma County | 37.18°N 108.49°W | 52,121.93 acres (210.9 km2) | 5,01,563 | June 29, 1906 | Mancos, Colorado |
Mount Rainier | Washington | Pierce County and Lewis | 46.85°N 121.75°W | 235,625.00 acres (953.5 km2) | 12,64,259 | March 2, 1899 | Tacoma |
North Cascades | Washington | Whatcom, Skagit, and Chelan | 48.70°N 121.20°W | 504,780.94 acres (2,042.8 km2) | 23,865 | October 2, 1968 | Mount Vernon, Washington |
Olympic | Washington | Jefferson, Clallam, Mason, and Grays Harbor | 47.97°N 123.50°W | 922,650.86 acres (3,733.8 km2) | 32,43,872 | June 29, 1938 | Port Angeles |
Petrified Forest | Arizona | Apache, Navajo | 35.07°N 109.78°W | 93,532.57 acres (378.5 km2) | 8,36,799 | December 9, 1962 | NA |
Pinnacles | California | San Benito County & Monterey County | 36.48°N 121.16°W | 26,605.73 acres (107.7 km2) | 1,96,635 | January 10, 2013 | Soledad, California |
Redwood | California | Humboldt County & Del Norte County | 41.30°N 124.00°W | 112,512.05 acres (455.3 km2) | 4,29,166 | October 2, 1968 | Crescent City |
Rocky Mountain | Colorado | Larimer / Grand / Boulder counties | 40.40°N 105.58°W | 265,828.41 acres (1,075.8 km2) | 34,34,751 | January 26, 1915 | Estes Park and Grand Lake, Colorado |
Saguaro | Arizona | Pima County | 32.25°N 110.50°W | 91,439.71 acres (370.0 km2) | 6,73,572 | October 14, 1994 | Tucson |
Sequoia | California | Tulare County | 36.43°N 118.68°W | 404,051.17 acres (1,635.1 km2) | 10,39,137 | September 25, 1890 | Visalia, California |
Shenandoah | Virginia | NA | 38.53°N 78.35°W | 199,045.23 acres (805.5 km2) | 12,55,321 | May 22, 1926 | Front Royal |
Theodore Roosevelt | North Dakota | Billings County | 46.97°N 103.45°W | 70,446.89 acres (285.1 km2) | 5,59,580 | November 10, 1978 | Medora |
Virgin Islands | United States Virgin Islands | NA | 18.33°N 64.73°W | 14,688.87 acres (59.4 km2) | 4,26,930 | August 2, 1956 | NA |
Voyageurs | Minnesota | Saint Louis County & Koochiching County | 48.50°N 92.88°W | 218,200.17 acres (883.0 km2) | 2,39,160 | January 8, 1971 | International Falls |
Wind Cave | South Dakota | Custer County | 43.57°N 103.48°W | 28,295.03 acres (114.5 km2) | 5,42,022 | January 9, 1903 | Hot Springs, South Dakota |
Wrangell-St. Elias | Alaska | Cook | 61.00°N 142.00°W | 8,323,147.59 acres (33,682.6 km2) | 74,722 | December 2, 1980 | Copper Center, Alaska |
Yellowstone | Wyoming, Montana, Idaho | Park County, Wyoming, Teton County, Wyoming, Gallatin County, Montana, Park County, Montana, Fremont County | 44.60°N 110.50°W | 2,219,790.71 acres (8,983.2 km2) | 35,13,484 | March 1, 1872 | NA |
Yosemite | California | Tuolumne, Mariposa, & Madera counties | 37.83°N 119.50°W | 761,266.19 acres (3,080.7 km2) | 38,82,642 | October 1, 1890 | Mariposa, California |
Zion | Utah | Washington, Kane, and Iron counties | 37.30°N 113.05°W | 146,597.60 acres (593.3 km2) | 31,89,696 | November 19, 1919 | Springdale , Orderville, Cedar City |