Isle Royale National Park

Regulations on 30 October 2026

Signs at the site and later resolutions prevail; check the source.

These hold everywhere inside the boundary, whether or not a site is marked.

• Prohibited during a period

  Hiking and camping & bivouac · 1 Nov to 15 Apr

  Not in force on 30 October 2026

  J F M A M J J A S O N D

  Seasonal Closure

  All islands, including the main island of Isle Royale National Park, are closed to public use from November 1 – April 15.

  Published by National Park Service · Isle Royale National Park Superintendent’s Compendium