Most Visited
|
Visitors
|
State(s) or Territory
|
National Park
|
12,937,633
|
North Carolina, Tennessee
|
Great Smoky Mountains
|
4,732,101
|
Arizona
|
Grand Canyon
|
4,692,417
|
Utah
|
Zion
|
4,300,424
|
Colorado
|
Rocky Mountain
|
3,970,260
|
Maine
|
Acadia
|
3,667,550
|
California
|
Yosemite
|
3,290,242
|
Idaho, Montana, Wyoming
|
Yellowstone
|
3,058,294
|
California
|
Joshua Tree
|
2,913,312
|
Ohio
|
Cuyahoga Valley
|
2,908,458
|
Montana
|
Glacier
|
|
Least Visited
|
Visitors
|
State(s) or Territory
|
National Park
|
1,887
|
American Samoa
|
American Samoa
|
9,457
|
Alaska
|
Gates of the Arctic
|
16,925
|
Alaska
|
Kobuk Valley
|
18,187
|
Alaska
|
Lake Clark
|
25,454
|
Michigan
|
Isle Royale
|
30,154
|
Washington
|
North Cascades
|
33,908
|
Alaska
|
Katmai
|
65,236
|
Alaska
|
Wrangell-St. Elias
|
78,488
|
Florida
|
Dry Tortugas
|
142,115
|
Nevada
|
Great Basin
|
|