Date: April 20th, 2025 2:08 AM
Author: ,.,..,.,..,.,.,.,..,.,.,,..,..,.,,..,.,,.
1. Great Smoky Mountains (Tennessee; North Carolina) - 12,191,834
2. Zion (Utah) - 4,946,592
3. Grand Canyon (Arizona) - 4,919,163
4. Yellowstone (Wyoming; Montana; Idaho) - 4,744,353
5. Rocky Mountain (Colorado) - 4,154,349
6. Yosemite (California) - 4,121,807
7. Acadia (Maine) - 3,961,661
8. Olympic (Washington) - 3,717,267
9. Grand Teton (Wyoming) - 3,628,222
10. Glacier (Montana) - 3,208,755. Note - contiguous with Waterton Lakes National Park, Alberta, Canada (525,971). Combined total: 3,734,726
....
11. Joshua Tree (California) - 2,991,874
12. Cuyahoga Valley (Ohio) - 2,912,454
13. Indiana Dunes (Indiana) - 2,705,209
14. Gateway Arch (Missouri) - 2,563,052
15. Bryce Canyon (Utah) - 2,498,075
16. Hot Springs (Arkansas) - 2,461,812
17. New River Gorge (West Virginia) - 1,811,937
18. Shenandoah (Virginia) - 1,720,211
19. Mount Rainier (Washington) - 1,620,006
20. Arches (Utah) - 1,466,528
....
21. Death Valley (California; Nevada) - 1,440,484
22. Hawaiʻi Volcanoes (Hawaii) - 1,433,593
23. Capitol Reef (Utah) - 1,422,490
24. Sequoia (California) - 1,309,573
25. Badlands (South Dakota) - 1,094,245
26. Saguaro (Arizona) - 946,369
27. Canyonlands (Utah) - 818,492
28. Mammoth Cave (Kentucky) - 747,042
29. Everglades (Florida) - 741,983
30. Glacier Bay (Alaska) - 736,282
....
31. Theodore Roosevelt (North Dakota) - 732,951
32. Haleakalā (Hawaii) - 732,477
33. White Sands (New Mexico) - 702,236
34. Kings Canyon (California) - 699,389
35. Redwood (California) - 622,883
36. Big Bend (Texas) - 561,458
37. Petrified Forest (Arizona) - 559,254
38. Biscayne (Florida) - 512,213
39. Crater Lake (Oregon) - 504,942
40. Wind Cave (South Dakota) - 489,399
....
41. Mesa Verde (Colorado) - 480,065
42. Denali (Alaska) - 466,227
43. Carlsbad Caverns (New Mexico) - 460,474
44. Great Sand Dunes (Colorado) - 437,661
45. Virgin Islands (US Virgin Islands) - 423,029
46. Kenai Fjords (Alaska) - 419,468
47. Lassen Volcanic (California) - 357,651
48. Pinnacles (California) - 354,076
49. Black Canyon of the Gunnison (Colorado) - 335,862
50. Channel Islands (California) - 262,581
....
51. Congaree (South Carolina) - 242,049
52. Guadalupe Mountains (Texas) - 226,134
53. Voyageurs (Minnesota) - 199,030
54. Great Basin (Nevada) - 152,068
55. Dry Tortugas (Florida) - 84,873
56. Wrangell–St. Elias (Alaska) - 81,670. Note - contiguous with Kluane National Park, Yukon, Canada (49,843). Combined total: 131,513
57. Katmai (Alaska) - 36,230
58. Isle Royale (Michigan) - 28,806
59. Lake Clark (Alaska) - 18,505
60. Kobuk Valley (Alaska) - 17,233
....
61. North Cascades (Washington) - 16,485
62. National Park of American Samoa (American Samoa) - 12,135
63. Gates of the Arctic (Alaska) - 11,045. Note - contiguous with Ivvavik and Vuntut National Parks, Yukon, Canada (135). Combined total: 11,180
Fuller list with national monuments, historic sites, etc:
https://irma.nps.gov/Stats/SSRSReports/National%20Reports/Visitation%20By%20State%20and%20By%20Park%20(2017%20-%20Last%20Calendar%20Year)
Note that this divides parks by state, so that some parks have to be added up to get the total number of visitors. Also, Big Bend in Texas is contiguous with a park called Cañón de Santa Elena in Mexico, but Mexican park visitor estimates are a mess.
(http://www.autoadmit.com/thread.php?thread_id=5713472&forum_id=2Elisa#48863998)