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Things to do · 13 of 63 parks

National parks with off-trail permitted hiking

Last verified
13 of the 63 US national parks list off-trail permitted hiking as an activity. Here's every one, with how busy it got in 2025, its quietest month and what it costs to get in. Then tick off the ones you've done.

Bright dots offer off-trail permitted hiking. Tap any park to tick it off your checklist.

Quietest picks for off-trail permitted hiking

  1. 1Gates of the Arctic National Park & Preserve14,923 visits
  2. 2Lake Clark National Park & Preserve19,778 visits
  3. 3Isle Royale National Park29,091 visits

By 2025 recreation visits (NPS).

Most parks for off-trail permitted hiking

  • Alaska 3
  • American Samoa 1
  • Arizona 1
  • California 1
  • Colorado 1
  • Michigan 1
  • North Dakota 1
  • Oregon 1

13 parks

Where to go for off-trail permitted hiking

FAQ

Off-Trail Permitted Hiking, quickly

Which national parks offer off-trail permitted hiking?
13 of the 63 national parks list off-trail permitted hiking as an activity, according to the National Park Service: Capitol Reef, Channel Islands, Congaree, Crater Lake, Denali, Gates of the Arctic, Grand Teton, Great Sand Dunes, Isle Royale, Lake Clark, American Samoa, Petrified Forest, Theodore Roosevelt.
What's the least crowded national park for off-trail permitted hiking?
By 2025 recreation visits, Gates of the Arctic National Park & Preserve (14,923 visits), then Lake Clark (19,778). The busiest park on this list is Grand Teton, with 3,800,648.
Which state has the most national parks for off-trail permitted hiking?
Alaska, with 3, followed by American Samoa (1).

Sources · 2

  1. 1.NPS Data API — /parks (all park units) · National Park Service (U.S. Department of the Interior)
  2. 2.NPS Visitor Use Statistics — monthly recreation visits, 2021–2025 (IRMA stats REST service) · National Park Service (U.S. Department of the Interior) — Visitor Use Statistics Program

Activities are the ones each park lists in the NPS Data API. Check the park's own nps.gov page for current trail, water and permit conditions.

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