Your Guide to Every
US National Park
Real visitor information for 474+ NPS units — current fees, hours, trail conditions, camping, wildlife, and daily alerts.
Most Visited National Parks
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Yosemite
CA
Not just a great valley, but a shrine to human foresight, the strength of granite, the power of…
Grand Canyon
AZ
Entirely within the state of Arizona, the park encompasses 278 miles (447 km) of the Colorado River and…
Zion
UT
Follow the paths where people have walked for thousands of years. Gaze up at massive sandstone cliffs of…
Acadia
ME
Acadia National Park protects the natural beauty of the highest rocky headlands along the Atlantic coastline of the…
Rocky Mountain
CO
Rocky Mountain National Park's 415 square miles (265,807 acres) encompasses a spectacular range of mountain environments. From meadows…
Olympic
WA
With its incredible range of precipitation and elevation, diversity is the hallmark of Olympic National Park. Encompassing nearly…
Glacier
MT
A showcase of melting glaciers, alpine meadows, carved valleys, and spectacular lakes. With over 700 miles of trails,…
Everglades
FL
Established in 1947 as the first national park created for its biodiversity, Everglades National Park protects 1.5 million…
Your Complete National Park Planning Resource
Planning a national park trip can be overwhelming — dozens of parks to choose from, confusing fee structures, unpredictable weather, and crowds that can turn a dream vacation into a frustrating experience. That's why we built National Park Data.
We pull real-time data directly from the National Park Service API every day, so you always have the most current entrance fees, operating hours, road conditions, and park alerts. No outdated blog posts, no guesswork — just accurate, up-to-date information for every one of the 474+ NPS units across the United States.
Whether you're planning your first visit to the Grand Canyon, looking for the best time to see the fall foliage in Shenandoah, or trying to decide between Zion and Bryce Canyon for a Utah road trip — we have the guides, comparisons, and practical tips to help you plan the perfect trip.
Real-Time Alerts
Daily sync with NPS API — road closures, fire restrictions, and facility updates.
Current Fees
Always up-to-date entrance fees. Never get surprised at the gate.
474+ Parks
Every NPS unit covered — parks, monuments, recreation areas, historic sites.
Seasonal Guides
Month-by-month breakdown of crowds, weather, and what to expect.
Browse Parks by State
Find national parks near you or plan a road trip across multiple states.
Activity Guides
Find the best parks for your favorite outdoor activities.
Essential National Park Planning Tips
Get the America the Beautiful Pass
At $80/year, this annual pass covers entrance fees at all 474+ NPS units. It pays for itself after just 2-3 park visits. Available online or at any park entrance.
Book Early — Very Early
Lodging inside popular parks like Yellowstone and Yosemite books out 6-12 months in advance. Campsite reservations open 6 months ahead on recreation.gov.
Arrive Before 8am
The single best way to beat crowds is to arrive at trailheads before 8am. You'll get parking, see wildlife, and enjoy the park before tour buses arrive.
Download Offline Maps
Cell service is unreliable or nonexistent in most national parks. Download offline maps on AllTrails or Maps.me before you leave civilization.
Know Bear Safety
In bear country, carry bear spray and know how to use it. Store food in bear canisters or hang it properly. Never feed wildlife — it's illegal and dangerous.
Carry More Water Than You Think
The standard advice is 2 liters per person per day, but in desert parks like Arches or Bryce Canyon, carry 4+ liters. Dehydration is the #1 cause of park rescues.
Frequently Asked Questions
How many national parks are in the USA?
The United States has 63 designated national parks, but the National Park Service manages 474+ units total — including national monuments, recreation areas, historic sites, parkways, seashores, and more.
What is the America the Beautiful Pass?
The America the Beautiful — National Parks & Federal Recreational Lands Pass costs $80 and provides entrance to all 474+ NPS units for 12 months. It's valid for the pass holder and up to 3 adults. Seniors (62+) can get a lifetime pass for $80.
Which national park is the most visited?
Great Smoky Mountains National Park is consistently the most visited, with over 12 million visitors annually — and it's completely free to enter. Zion, Yellowstone, and Grand Canyon round out the top 5.
What is the best time to visit national parks?
Shoulder seasons — May and September — offer the best balance of good weather, open facilities, and manageable crowds. Summer (June-August) is peak season with the largest crowds. Winter offers solitude but some facilities and roads close.
Do I need a reservation to visit national parks?
Many popular parks now require timed-entry reservations during peak season, including Yosemite, Arches, Zion, and Rocky Mountain. Check each park's NPS page for current reservation requirements before your visit.
About the Author
James R. Mitchell
Founder & Lead Writer — National Park Data
James has visited all 63 designated US national parks and has been writing about outdoor travel for over 12 years. He spent 8 years as a wilderness guide in the Rocky Mountains before founding National Park Data to help visitors plan better, safer, and more enjoyable park trips.