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Operating Hours

Bison herd, with animals facing viewer, with snow capped Mission Mountains behind them.  Photo by Pat Jamieson, USFWS2015 Summer Season at the Bison Range - May 9 to mid-October

Front Gate Hours: 6:30 a.m. to 9:00 p.m.
All Scenic Drives open for the season.  Follow link for information about new routes and restrictions.


Please note, gate times will change frequently as days get shorter towards the end of summer.  Please check back for current times.

The Refuge closes to all public use at night.

Visitor Center CURRENT HOURS - (through Summer)

Open Daily - 9:00 a.m. to 5:00 p.m. 

The scenic drives are open daily, weather and road conditions permitting.    

RED SLEEP MOUNTAIN DRIVE open for the summer season, weather and road conditions permitting     

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: Aug 25, 2015
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