Quick answer: Arizona has 2 national parks: Grand Canyon, Saguaro.
Arizona has 2 national parks — Grand Canyon, Saguaro. Grand Canyon is the largest at 1,201,647 acres.
| # | Park | Visitors (2023) |
|---|---|---|
| 1 |
Grand Canyon National Park
Arizona
|
— |
| 2 |
Saguaro National Park
Arizona
|
≈ 1.2 million (2023) |
Key Facts
Grand Canyon National Park in northwestern Arizona, established February 26, 1919, preserves a 277-mile gorge carved by the Colorado River — over a mile deep and up to 18 miles wide — whose layered walls expose 1.7 billion years of Earth's geological history and rank it among the Seven Natural Wonders of the World.
Read more about Grand Canyon National ParkKey Facts
Saguaro National Park in Tucson, Arizona protects 91,440 acres of Sonoran Desert in two separate districts flanking the city, home to the densest concentrations of giant saguaro cactus in the United States. Established as a national monument in 1933 and designated a national park in 1994, it draws roughly 1.2 million visitors per year.
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