Starting November 9, Cadillac Summit Road will be closed to all users, including bicyclists and pedestrians, as construction resumes for an accessible pedestrian path between the East and West parking lots on Cadillac Mountain. The closure will last from November 9 to 25 and again from December 1 to 18. Hiking trails on Cadillac Mountain will remain open during this period, according to the National Park Service.


Press Release: National Park Service

Published November 4, 2026. Reproduced in full from the National Park Service.

Cadillac Summit Road closed to all users Nov 9-25 and Dec 1-18

  • Park: ACAD
  • Alert type: Park Closure
  • Posted: November 4, 2026

Starting Nov 9, construction will resume for an accessible pedestrian path between the East and West parking lots on the summit of Cadillac Mountain. Cadillac Summit Road will be closed to all users (including bicyclists and pedestrians) Nov 9-25 and Dec 1-18. Hiking trails on Cadillac Mountain will remain open. NOTE: Park Loop Road will close to motor vehicles for the season Dec 1, except for access to Jordan Pond via Jordan Pond Road in Seal Harbor, and access to Sand Beach via Schooner Head Road.

Current conditions: park conditions page.