Everything you need to register a snowmobile in Washington — fees, trail pass requirements, groomed trail information, and official agency links.
Washington's Sno-Park permit system manages snowmobile access to designated winter recreation areas in the Cascades and other mountain ranges. The state offers both groomed and ungroomed access.
Annual Period
Trail Pass Required
Helmet Required
3,000 Groomed Miles
Swauk/Blewett area, Methow Valley (groomed trails in Winthrop), Nason Ridge, Stampede Pass, Mount St. Helens area (where permitted), Ahtanum area.
Safety Rules
Washington Snowmobile Safety Requirements
Requirement
Details
Helmet Required
Required
Minimum Age
12 years old
Safety Course
Voluntary
Speed Limit
30 mph on groomed trails
Headlight Required
Yes
Reciprocity
Washington Snowmobile Reciprocity Agreements
Washington has reciprocity agreements with the following states — your Washington registration is recognized there:
ORID
Important Notes
Washington-Specific Rules
Washington requires helmets for ALL operators and passengers. Sno-Park Permits are required year-round for any designated Sno-Park and are available online or at many sporting goods stores.