National Park
Acadia National Park
Regulations on 31 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.
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Regulated
Climbing · All year
In force on 31 October 2026
All park bridges are closed to climbing and bouldering.
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The development of new climbing routes (involving route cleaning, bolt or piton use) is limited to areas outlined in the 1997 Climbing Management Plan and require approval from the Superintendent.
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Climbing groups are limited to 12 people total (including guides)
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Climbing groups of six or more individuals at Otter Cliffs between Memorial Day and Columbus Day must obtain a permit.
Published by National Park Service · Acadia National Park Superintendent’s Compendium
Regulated sites
3 sites · Regulations on 31 October 2026