Zion National Park or Yellowstone National Park? Top 10 Most Visited U.S. National Parks

Grand Canyon National Park recorded 4,430,653 recreation visits in 2025. Congress designated the national park on February 26, 1919. Grand Canyon National Park's management page dates the national park designation to an act of Congress on February 26, 1919. Earlier steps include a forest reserve designated in 1893 and Grand Canyon National Monument, established by President Theodore Roosevelt in 1908. The Grand Canyon National Park Enlargement Act followed on January 3, 1975. UNESCO listed the park as a World Heritage Site on October 26, 1979, and the International Dark-Sky Association designated it an International Dark Sky Park in June 2019. A park history page says annual visitation rose from 38,000 in 1919 to 4.7 million in 2022. The National Park Service's March 13, 2026 release places 2025 recreation visits at 4,430,653, fourth among national parks.

Yosemite recorded 4,278,413 recreation visits in 2025. The park lists 759,620 acres, including 704,624 acres of designated wilderness. Yosemite National Park's statistics page lists 759,620 acres, or 1,187 square miles, of which 704,624 acres are designated wilderness. It reports 214 miles of paved roads, 20 miles of paved walking and bicycle paths, and 800 miles of trails. Infrastructure figures include 774 NPS buildings, 380 concession buildings, 29 vehicle bridges, and 102 footbridges. The same page lists 4,285,729 park visitors in 2024, 48,968 overnight hikers that year, and 194 search-and-rescue operations. The National Park Service's March 13, 2026 release puts 2025 recreation visits at 4,278,413, fifth among national parks and below the park's own 2024 visitor figure. A 2009 summer visitor study cited on the page found 75 percent of visitors were U.S. residents.

Rocky Mountain National Park recorded 4,171,431 recreation visits in 2025. It was established on January 26, 1915, and Longs Peak reaches 14,259 feet. Rocky Mountain National Park was established on January 26, 1915. The park lists 265,847.74 official gross acres, including inholdings, and 252,123 acres of designated wilderness, or 94.8 percent of the park. Longs Peak is the highest point at 14,259 feet, and the elevation range starts at 7,600 feet. Trail Ridge Road is described as the highest continuous paved highway in North America, with a high point of 12,183 feet. The park reports about 355 miles of hiking trails, 147 lakes, and 124 named peaks at 8,789 feet or higher. UNESCO included it in the international system of Biosphere Reserves on January 17, 1977. The National Park Service counted 4,171,431 recreation visits in 2025. Wilderness designation came on March 30, 2009.

Acadia recorded 4,079,318 recreation visits in 2025, a figure Wikipedia describes as an all-time high. Cadillac Mountain's summit is 1,530 feet. Wikipedia lists 49,075 acres as of 2017. It was designated Sieur de Monts National Monument on July 8, 1916, became Lafayette National Park on February 26, 1919, and was renamed Acadia National Park on January 19, 1929. About 57 miles of carriage roads were financed by John D. Rockefeller Jr., with 45 miles still maintained in the park. The National Park Service and Wikipedia both list 4,079,318 recreation visits in 2025. Wikipedia says that surpassed a previous record of about 4.07 million in 2021.

Grand Teton recorded 3,800,648 recreation visits in 2025. The park was established on February 26, 1929, and later enlarged to 310,044 acres. Grand Teton National Park, in Teton County, Wyoming, was established on February 26, 1929. An NPS geologic inventory says Congress enlarged the boundaries on September 14, 1950 to incorporate much of Jackson Hole National Monument, increasing the park to 310,044 acres. The same page says the Teton fault is a normal fault extending more than 40 miles along the eastern base of the range. A foundation document quoted there says the range rises up to 7,000 feet above the valley floor. The National Park Service's 2025 ranking is more specific: 3,800,648 recreation visits, eighth among national parks.

Olympic National Park recorded 3,584,187 recreation visits in 2025. The park lists 922,651 acres, including 73 miles of wilderness coast. Olympic National Park's fun-facts page lists 922,651 acres, of which 876,447 acres, or 95 percent, are Congressionally designated wilderness. It reports 73 miles of wilderness coast, more than 3,000 miles of rivers and streams, 32 named glaciers, and at least 16 kinds of endemic animals and 8 kinds of endemic plants. Recreation figures on that page include 660 miles of trail, 171 miles of road, 14 developed campgrounds, and 4 overnight concession-operated lodges. The same page lists 2,947,503 recreational visits in 2023. The National Park Service's March 13, 2026 release places 2025 recreation visits at 3,584,187, ninth among national parks. Wildlife counts on the park page include 300 bird species and 56 mammal species, including 24 marine mammal species.

Glacier National Park recorded 3,136,557 recreation visits in 2025. It was established on May 11, 1910, and covers 1,013,322 acres in Montana. Glacier National Park, in northwestern Montana, was established on May 11, 1910, and covers 1,013,322 acres, according to Wikipedia. Wikipedia says Going-to-the-Sun Road, completed in 1932, is 53 miles long and crosses the Continental Divide at Logan Pass, 6,646 feet. An NPS page says the road stretches over 50 miles and was built in the late 1920s and early 1930s. Wikipedia reports more than 130 named lakes and says 25 active glaciers remained by 2010, down from an estimated 150 glaciers over 25 acres in the mid-19th century. The National Park Service counted 3,136,557 recreation visits in 2025.