Explore the Parks
National Parks: Explore & Discover
America’s national parks are full of places to explore, wildlife to discover, and stories to uncover. Here are some of the most visited national parks in the country, along with a quick look at when they tend to be busiest

Extraordinary Experiences
Planning a trip? Always check the official National Park Service website for current conditions, closures, weather, and seasonal access before you go.
National Park Service
Explore national parks, find park information, check alerts and closures, and plan your visit.
Find a National Park
Search for national parks and other National Park Service sites by state or location.
NPS App
The official National Park Service app. Find maps, tours, things to do, alerts, events, and information for more than 400 parks. It also lets you download park information for offline use.
U.S. Forest Service
Explore America’s national forests and grasslands, including recreation, camping, trails, maps, and current information.
Plan Your Outdoor Adventure
Find and reserve campsites, cabins, permits, tours, tickets, and other outdoor experiences on federal lands. There’s also a Recreation.gov mobile app.
America the Beautiful Pass
Learn about the annual and lifetime passes that provide access to many federal recreation sites.
National Weather Service
Check weather forecasts, warnings, radar, and conditions before heading outdoors. National Weather Service
The 10 Most Visited National Parks
Every national park has something different to discover, but some parks consistently draw millions of visitors each year. Here are the 10 most visited national parks in the country, based on the National Park Service’s 2025 visitation numbers. From the mountains of the Great Smoky Mountains to the dramatic landscapes of Glacier, these parks offer a great place to start exploring.
| National Park | 2025 Visits | Busiest Time to Visit |
|---|---|---|
| Great Smoky Mountains | 11.5 million | Spring through fall, especially October |
| Zion | 5.0 million | March through November |
| Yellowstone | 4.8 million | June through September |
| Grand Canyon | 4.4 million | Spring through fall |
| Yosemite | 4.3 million | May through October |
| Rocky Mountain | 4.2 million | Summer through early fall |
| Acadia | 4.1 million | Summer and fall |
| Grand Teton | 3.8 million | Summer through early fall |
| Olympic | 3.6 million | June through August |
| Glacier | 3.1 million | July and August |
