| Rank | Name, location | Visitors |
| 1. |
Great Smoky Mountains National Park, Tenn. |
9,192,477 |
| 2. |
Grand Canyon National Park, Ariz. |
4,401,522 |
| 3. |
Yosemite National Park, Calif. |
3,304,144 |
| 4. |
Olympic National Park, Wash. |
3,142,774 |
| 5. |
Yellowstone National Park, Wyo.-Mont.-Idaho |
2,835,651 |
| 6. |
Rocky Mountain National Park, Colo. |
2,798,368 |
| 7. |
Zion National Park, Utah |
2,586,665 |
| 8. |
Cuyahoga Valley National Park, Ohio |
2,533,827 |
| 9. |
Grand Teton National Park, Wyo. |
2,463,442 |
| 10. |
Acadia National Park, Maine |
2,051,484 |
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