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Operating Hours

A large field covered in brilliant yellow arrowleaf balsamroot.  Photo by Pat Jamieson, USFWS.Summer Season at the Bison Range - May 10 to October 10

Front Gate Hours: 6:30 a.m. to 10:00 p.m.
Red Sleep Mountain Drive now open for the season.  Visitors should plan to start Red Sleep by 7:00 p.m. so as to finish before the Front Gate closes for the evening.

Winter Drive closed to two-way traffic - do not pass DO NOT ENTER signs.
The Refuge closes to all public use at night. 


Visitor Center
CURRENT - Summer Hours (mid-May to mid-October):
Daily (includes weekends and holidays) - 9 a.m. to 5 p.m.  

Winter Hours (mid-October to mid-May):
Open daily about 10 a.m. to 2 p.m.


Red Sleep Mountain Drive is now open for the summer.  Please note that the Winter Drive is no longer open to two-way traffic.  Do not pass the DO NOT ENTER signs.
 
Be a safe and courteous driver and obey all posted signs. 

We make every effort to keep these dates and times up-to-date but unforeseen events, such as winter weather or road damage, may cause changes or closures. For more information, please contact the National Bison Range office at 406-644-2211, extension 0. 

Last Updated: Jun 12, 2014
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