4.3
(5)
52
riders
8
rides
Road cycling routes in Marckworth State Forest primarily utilize an extensive network of logging and gravel roads, offering varied terrain for cyclists. The forest features dense woodlands, wetlands, and rumpled rocky hills, providing a diverse natural environment. While not formally designated recreational trails, these roads are generally smooth gravel, suitable for bikes with tires 32mm or wider. Cyclists can expect rolling hills and some steeper sections throughout the area.
Last updated: June 29, 2026
3
riders
46.4km
02:11
450m
450m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
4.0
(2)
5
riders
32.4km
01:39
400m
400m
While the name suggests a road cycling adventure, the "Roadbike loop from Lake Margaret Dam" appears to be a misnomer for those seeking paved routes. Information for trails in the…

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15
riders
74.7km
05:51
560m
560m
The Monroe/Duvall gravel loop offers a quintessential Pacific Northwest cycling experience, blending river valleys, green farmlands, and forested areas. You'll encounter diverse surfaces, from the packed gravel of the Snoqualmie…
2
riders
43.8km
02:05
350m
350m
The Carnation Valley loop offers a delightful road cycling experience through the scenic Snoqualmie Valley, winding past lush forests, expansive farmland, and the tranquil waters of Lake Joy. You'll enjoy…
4.0
(2)
5
riders
32.7km
01:40
360m
360m
The Lake Joy – Lake Joy loop from Duvall offers a captivating blend of Pacific Northwest scenery and varied riding surfaces. You'll pedal through shaded meadows, experience the unique "rollercoaster"…
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Popular around Marckworth State Forest
Sikes Lake is a sizable reservoir just off the side of Northeast Carnation Farm Road. There is plenty of room off the side of the road to step off the bike and take in the view, or you can just enjoy the water as you fly by.
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The Skykomish River is a free-flowing river that spans 29 miles from the confluence of the North Fork Skykomish River and the South Fork Skykomish River to where it meets the Snoqualmie River. The river is a popular destination for anglers and whitewater enthusiasts.
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Lake Joy is a 105-acre lake surrounded by a community of around 1,000 residents who live on or around the lake. The roads encircling the lake are pleasant for riding due to low traffic; however, access to the lake is private.
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Carnation Farms is a community-based hub for regenerative food and agriculture, and it is also home to the famous Carnation milk. This landmark farm has been in production since 1908. Additionally, the farm offers a year-round farmstand that functions as a farmer's market, offering seasonal produce, local dairy, pasture-raised eggs, local honey, local wines, and much more.
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Carnation Farms is where Carnation Milk originated - now with a coffee/sandwich shop for a mid-ride refuel and rest!
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Marckworth State Forest offers a selection of 9 road cycling routes, catering to various skill levels. These routes primarily utilize the extensive network of logging and gravel roads within the forest.
The terrain in Marckworth State Forest is characterized by an extensive system of logging and gravel roads. You can expect generally smooth gravel surfaces, rolling hills, and some steeper sections. The forest itself features dense woodlands, wetlands, and rumpled rocky hills, providing a diverse natural environment.
Yes, there is at least one easy road cycling route available. For a more relaxed experience, consider the Nick Loutsis Park – West Snoqualmie River Road loop from Carnation, which covers about 19 miles (30.6 km) with minimal elevation gain.
For cyclists looking for a more demanding ride, the Monroe/Duvall gravel loop is a difficult option. This route spans approximately 46.4 miles (74.7 km) and includes significant elevation changes, taking around 5 hours and 50 minutes to complete.
While consistent viewpoints are not always available, the forest offers several natural attractions. You might encounter dense forests, marshes, and old-growth cedar stumps. A notable natural feature in the broader area is Cherry Creek Falls, a picturesque 25-foot waterfall, and Lake Hannan, known for its scenic views. The Moss Lake Wetland View also offers a rich ecological experience with a large sphagnum bog and beaver dams.
Due to the mixed surfaces, which can include packed gravel, loose gravel, mud, and washboard sections on the logging and gravel roads, tires with a minimum width of 32mm or wider are recommended for road cycling in Marckworth State Forest.
While there are no formally designated trailheads or specific recreational parking facilities within Marckworth State Forest, cyclists typically find parking options near the entry points to the forest roads. It's advisable to check local regulations and signage before parking.
The forest's quiet atmosphere makes it enjoyable throughout much of the year. However, conditions can vary. While the region is suitable for cycling, be aware that winter can bring mud and more challenging conditions. Active timber operations occur year-round, so always be alert for logging trucks.
Yes, many of the routes in Marckworth State Forest are designed as loops. Popular circular options include the Carnation Farms – Sikes Lake loop from Lake Margaret Dam and the Roadbike loop from Lake Margaret Dam, both offering balanced rides through varied forest landscapes.
Marckworth State Forest is an active timberland. Visitors should always be alert for logging trucks and other heavy vehicles on the forest roads. It's important to exercise caution and be aware of your surroundings, as these roads are not exclusively recreational trails.
The road cycling routes in Marckworth State Forest are highly rated by the komoot community, with an average score of 4.3 stars from 5 reviews. Cyclists often praise the extensive network of gravel roads, the peaceful and immersive experience away from traffic, and the varied terrain that offers options for different skill levels.
Yes, a Discover Pass is required for vehicle access to state recreation lands, including Marckworth State Forest. While not always checked for cyclists entering on bike, it's generally recommended to have one if you are parking a vehicle to access the forest.
While Marckworth State Forest itself lacks designated facilities, nearby towns like Duvall and Carnation offer options for cafes, pubs, and accommodation. These towns are easily accessible and provide convenient stops before or after your ride.


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