5.0
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Mountain bike trails in Clatsop State Forest traverse a vast landscape of over 141,000 acres in northwest Oregon. The region features lush green forests, rolling hills, and numerous rivers and creeks. Elevations range from near sea level to 3,000 feet at Nicolai Mountain, offering varied terrain for mountain biking. The dense canopy is primarily composed of hemlock, Douglas-fir, and western red cedar, with trails often following old logging roads and fire roads.
Last updated: July 7, 2026
40.7km
04:12
1,070m
1,080m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
40.8km
04:04
1,100m
1,100m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

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11.8km
01:06
190m
190m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
65.1km
06:00
1,340m
1,340m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.
1
riders
9.68km
01:02
370m
380m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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The Clatsop Loop Trail is a scenic delight as it winds through the stunning coastal rainforest, offering breathtaking ocean views and serene forest landscapes. The path is well-maintained, with challenging terrain and natural beauty. Along the route, you will find old-growth benches to provide a welcome respite and a chance to take in the views, where you can catch a glimpse of the Tillamook Head lighthouse in the distance.
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Clatsop State Forest is a working forest with a diverse mix of second-growth hemlock, Douglas-fir, and western red cedar. The forest elevation spans from near sea level to 3,000 feet on Nicolai Mountain, with plenty of hiking, running and mountain biking trails to explore. It's the perfect destination for any outdoor enthusiast looking for adventure in this signature Pacific Northwest setting.
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This fire road offers a smooth and enjoyable gravel ride, meandering through open woodlands with clear-cut views. Keep an eye out for the magnificent Sitka spruce trees, which are known to grow at the edge of their range in this area. If you're lucky, you may catch a glimpse of some of the local wildlife, such as elk or deer.
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Bloom Lake is a crystal-clear little pond surrounded by beautiful vegetation and lots of wildlife. This serene pond is a haven for ducks, herons, and other waterfowl, and if you keep your eyes peeled, you might spot some salamanders and rough-skinned newts that call this place home.
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Lost Lake is a scenic 15-acre lake nestled in the Clatsop State Forest, serving as the primary source of Lost Creek, a tributary of the Nehalem River. The lake is a popular fishing location due to its annual stocking of rainbow trout. There is a convenient day-use area with a parking lot, making it an ideal spot to have a snack and enjoy the scenery.
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This picturesque trail runs alongside the peaceful Gnat Creek, meandering through a mature hemlock and Sitka spruce forest. You'll be surrounded by the lush greenery of Deer fern, salal, and long strands of spike moss, creating a truly enchanting atmosphere. There is even a silhouette of Bigfoot along the trail! Keep in mind that this trail is popular with hikers and runners, so be sure to watch for them, especially on the way back down.
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Fishhawk Lake is a hidden gem and a beautiful mountain lake, with several dozen families who call it home year-round. There are several rental houses here, making it an ideal spot to relax and enjoy a peaceful weekend getaway.
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This lighthouse sits just over a mile offshore and is listed on the U.S. National Register of Historic Places. It is commonly known as "Terrible Tilly" due to its unlikely location, ability to withstand the ravages of the sea and dangerous conditions for its keepers dating back to 1878. The viewpoint is an excellent opportunity to capture a photo of this exciting piece of history in the Pacific Northwest.
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Clatsop State Forest offers 14 mountain bike trails, catering to various skill levels from easy to difficult. These routes traverse diverse landscapes, including lush forests and rolling hills.
Yes, there are 3 easy mountain bike trails in Clatsop State Forest. A good option for beginners is the Upper Gnat Creek Trail, which is 7.3 miles long with moderate elevation gain, offering a pleasant ride through the forest.
Advanced mountain bike routes in Clatsop State Forest often feature significant elevation gains, with some loops presenting over 4,000 feet of climbing. These trails demand good to very good fitness and advanced riding skills. An example of a challenging route is the Ginger Creek, Green Mountain & Wheeler Camp loop, which is 40.4 miles long with over 4,400 feet of ascent.
While mountain biking, you can encounter several natural features. The forest is home to serene lakes like Lost Lake and Bloom Lake, as well as the tranquil Soapstone Lake. You'll also find numerous rivers and creeks, including Gnat Creek, known for its steelhead trout. Many trails offer scenic views, especially along old logging roads and fire roads like Spruce Creek Run Road, providing ridge-top panoramas.
Yes, several mountain bike trails in Clatsop State Forest are loops. The Clatsop Loop Trail is a moderate 6.0-mile option, while the Fishhawk Lake loop offers a more challenging 25.3-mile ride with significant elevation gain.
The best time to mountain bike in Clatsop State Forest is generally during the drier months, from late spring through early fall. This period offers more favorable trail conditions, as heavy rains can make some trails muddy and challenging. Always check local weather and trail conditions before heading out.
The area is highly rated by the komoot community, with an average score of 5.0 stars. Reviewers often praise the lush green forests, varied terrain, and the extensive network of trails that follow old logging roads, providing both challenging climbs and scenic rides.
Many areas within Clatsop State Forest, particularly along old logging roads and fire roads like Spruce Creek Run Road, offer open woodlands with clear-cut views and ridge-top panoramas. These spots provide excellent opportunities to take in the signature Pacific Northwest scenery.
Public transport options directly to the trailheads within Clatsop State Forest are generally limited. It is advisable to plan for personal vehicle transport to access the various starting points for mountain biking routes.
Parking is typically available at designated trailheads and access points throughout Clatsop State Forest. Many routes utilize old logging roads, which often have informal pull-offs or small parking areas. It's recommended to check specific route details for the most convenient parking locations.
Clatsop State Forest is rich in wildlife. You might encounter deer, elk, and various bird species. Keep an eye out for salamanders, newts, beaver, and eagles. While less common, black bears and cougars also inhabit the forest, so it's always wise to be aware of your surroundings.
Generally, no specific permits are required for mountain biking on the established trails within Clatsop State Forest for day use. However, it's always a good practice to check the official Oregon Department of Forestry website for any updated regulations or specific area restrictions before your visit. You can find more information in the Clatsop State Forest Recreation Guide.

