>>1540146>41. Great Sand Dunes (Colorado) - 442,905>42. Big Bend (Texas) - 440,091>43. Channel Islands (California) - 366,250>44. Kenai Fjords (Alaska) - 321,596 >45. Black Canyon of the Gunnison (Colorado) - 308,962>46. Voyageurs (Minnesota) - 239,656>47. Pinnacles (California) - 222,152>48. Guadalupe Mountains (Texas) - 172,347>49. Great Basin (Nevada) - 153,094 >50. Congaree (South Carolina) - 145,929...
>51. Virgin Islands (US Virgin Islands) - 112,287>52. Wrangell–St. Elias (Alaska) - 79,450. Note - contiguous with Kluane National Park, Yukon, Canada (29,743). Combined total: 109,193 >53. Dry Tortugas (Florida) - 56,810 >54. Katmai (Alaska) - 37,818>55. North Cascades (Washington) - 30,085 >56. National Park of American Samoa (American Samoa) - 28,626>57. Isle Royale (Michigan) - 25,798>58. Kobuk Valley (Alaska) - 14,937 >59. Lake Clark (Alaska) - 14,479>60. Gates of the Arctic (Alaska) - 9,591...
Note: Indiana Dunes National Park is not listed, as it was established in February of 2019.
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) 