![]() Every year in early November, most park roads close to regular traffic in preparation for the winter season. The only exception is the road between Mammoth Hot Springs and the northeast entrance, which is open to regular traffic all year. Non-Commercially Guided Snowmobile Access ProgramThe Non-commercially Guided Snowmobile Access Program permits people to snowmobile in Yellowstone without the presence of a commercial guide. Up to four non-commercially guided groups are allowed to enter the park daily: one at each oversnow entrance.![]() How to ApplyAnyone 18 or older can apply to be a non-commercial snowmobile guide in Yellowstone. Permits are issued through a lottery system hosted on Recreation.gov or by calling (877) 444-6777. Each permit costs $40 per day, plus a $6 application fee.Lottery applications are accepted from August 1–31, and permits are awarded in mid-September. Any unclaimed or canceled permits become available on a first-come, first-served basis starting October 1—there is no waiting list. Cancellations can occur throughout the winter, so check the website regularly for openings. You can list the names of friends or family joining your trip either during the application process or at the park entrance on the day of your visit. Requirements & RestrictionsNon-commercial guides are responsible for ensuring that everyone in their group complies with park regulations and program logistics. Non-commercial guides should be familiar with snowmobile safety, general first aid, snowmobile repair, the park road system, as well as park regulations. In addition:
Cancellation PolicyTo cancel a reservation, visit Recreation.gov or call 877-444-6777. Trips that are canceled at least one week before their start date will receive a partial refund (the $6 application fee is nonrefundable). Permits will not be rescheduled or refunded in the event of poor weather or road closures.Questions?For questions about this program, contact the Non-commercially Guided Snowmobile Access Program coordinator at 307-344-2165 or by email. More Information
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Last updated: April 18, 2025