Sno-Park locations • PDF Maps • Rules • Permits • Trail Etiquette • Wilderness Areas • Advisory Committee
Washington State Snowmobile Sno-Parks
Sno-Park: Boulder Creek
Region: Mt. Baker/Methow Area
Sno-Park: Boulder Creek
Download a high-quality, printable PDF of the above map: Boulder Creek
(509) 422-7275Emergency Contact Info:
Okanogan County Sheriff's Office
Directions: 6 miles north of Winthrop. County Road 1213 north to Co Rd 9137 northeast for 1 mile. Sno-Park is at USFS Road 37.
Elevation: 2,050 ft
Trails: 1.) 37 / Boulder Creek
2.) 39 / 3820 / Lone Frank Y
3.) 39 / Freezeout Pass
Trail system 134 miles
Sanitary facilities at Thirtymile Shelter
Sno-Park Permit required during the season
Exception: From April 1 to 30, a Sno-Park Permit may or may not be required.
Please obey posted signs indicating whether a permit is needed. Contact the local agency listed for each Sno-Park for more information.
After periods of extreme weather, work crews may be on trails during the day to clear debris or drifts. Please exercise caution.
Grooming has concluded for the 2012-2013 Season. See you next year.Return to State MapReturn to Region Map
Groomer: Mountain Trails Grooming Association
Grooming reports are updated when trail grooming information is provided. Reports are posted at 9:00 am, noon, 3:30 pm and 6:00 pm Monday thru Friday. Reports are posted at 8:00 am and 10:00 am on Saturdays. No updates on Sundays or holidays.
Schedule is subject to change.
There are more than 120 Sno-Parks (parking lots cleared of snow) available statewide during the winter.
Approximately 80 of the Sno-Parks are designated primarily for snowmobiling. Click on the
above map to find Sno-Park locations in specific regions. You will find directions to snowmobile
Sno-Parks and trail reports updated regularly during the winter season.
PLEASE NOTE: Trail grooming information may change without notice due to
snow conditions, temperatures, equipment breakdowns, etc. For updates, please check the website regularly.
These maps are not intended as trail guides, but are provided as reference/informational
publications only. The trails are not based on Global Positioning Systems (GPS). If you
find incorrect information, please notify the Winter Recreation Program at
If you would like to report on the condition of a particular Sno-Park you visit, please
print and mail a completed On-Site Evaluation Form
to the Winter Recreation Program at:
Washington State Parks and Recreation Commission
Attn: Winter Recreation Program
P.O. Box 42650
Olympia, WA 98504