Operating Hours & Seasons

Aerial view of Washington Harbor.
Aerial view of Washington Harbor.

NPS Photo/Paul Brown


Isle Royale National Park is open every year from April 16 through October 31. The island is closed from November 1 through April 15 due to extreme winter weather conditions and for the safety and protection of visitors. This closure extends 4.5 miles out into Lake Superior from the island. The park headquarters during the winter is in Houghton, Michigan. The summer headquarters is located at Mott Island on Isle Royale National Park.

 

Visitor Centers & Administrative Offices Locations & Hours

Houghton Visitor Center

Location: 800 E. Lakeshore Drive, Houghton, MI 49931

Seasons & Hours:
June - mid-September: Monday-Friday 8:00 am-6:00 pm EDT, Saturday 10 am - 6 pm EDT
Mid-September - May: Monday-Friday 8:00 am-4:00 pm EDT
(closed for fall and winter holidays)



 

Rock Harbor Visitor Center

Location: Northeast end of Isle Royale National Park

Seasons & Hours:
May, June, and September: Reduced schedule; call (906) 482-0984 for updated hours
July and August: Daily 8:00 am-6:00 pm EDT


 
Windigo Visitor Center
Location: Southwest end of Isle Royale National Park

Seasons & Hours:
May, June, September, and October: Reduced schedule; call (906) 482-0984 for updated hours
July and August: Daily 8:00am-6:00pm EDT
 

Administrative Offices

Location:
May-September: Mott Island, Isle Royale National Park
October-April: 800 E. Lakeshore Drive, Houghton, MI 49931

Seasons & Hours:
Year-round: Monday-Friday 8:00am-4:30pm EDT
(closed for all federal holidays)

Contact the Park

Mailing Address:

800 East Lakeshore Drive
Houghton, MI 49931

Phone:

(906) 482-0984

Contact Us