2.7
(30)
81
runners
00:52
7.75km
170m
Running
The Harry R. Patterson Road to Dimple Hill offers a moderate jogging route through the McDonald Research Forest. You'll experience a diverse landscape of new growth and old forest, shaded by fir and broadleaf trees, as you tackle a sustained uphill challenge. The path is mostly a wide gravel road,…
Last updated: April 23, 2026
Waypoints
Start point
Parking
1.17 km
Highlight (Segment) • Trail
Tip by
3.75 km
Highlight • Viewpoint
Tip by
7.75 km
End point
Parking
Way Types & Surfaces
Way Types
7.43 km
328 m
Surfaces
7.43 km
328 m
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Highest point (440 m)
Lowest point (290 m)
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Friday 23 October
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This route was planned by komoot.
The most common access point for the Harry R. Patterson Road to Dimple Hill trail is often from trailheads like Lewisburg Saddle or Oak Creek. Parking availability can vary, so it's advisable to check local resources or maps for specific parking areas near these trailheads within the McDonald-Dunn Forest.
Yes, the trails within the McDonald-Dunn Forest, including this route, are generally dog-friendly. However, dogs must be kept on a leash at all times to protect wildlife and ensure a pleasant experience for all users.
The trail can be enjoyed year-round, but spring and fall offer the most pleasant jogging conditions with milder temperatures and vibrant scenery. Summer can be warm, and winter may bring rain or occasional snow, making some sections muddy or slippery.
No, there are typically no permits or entrance fees required to access the trails within the McDonald-Dunn Forest, which is managed by Oregon State University. It's a publicly accessible research forest.
The main portion of the trail along Harry R. Patterson Road is largely a wide, high-traffic gravel road. While generally well-maintained, some sections may have loose gravel underfoot. The path weaves through a mix of new growth and old forest.
Joggers can expect to run under a canopy of fir and broadleaf trees. The highlight is reaching the summit of Dimple Hill, which offers breathtaking views of the valley, Marys Peak, Mt. Hood, and Three Fingered Jack in the distance. Views of Corvallis and the Oregon State campus are also visible from the summit.
Yes, the Harry R. Patterson Road serves as a primary access point to a network of other trails within the McDonald Forest. This route specifically covers sections of Dan's Trail, Upper Dan's Trail, and Ridge Trail, among others.
While Komoot rates this route as 'moderate' for jogging, it does feature a sustained uphill climb. The Harry R. Patterson Road section begins relatively flat but progressively steepens to about a 10% grade for approximately two miles before leveling out near Dimple Hill. Good fitness is recommended for the uphill sections.
Yes, while the overall route is moderate, some sections, such as Upper Dan's Trail, are noted for being particularly steep. Be prepared for a significant climb on these portions, especially if you're jogging.
The McDonald-Dunn Forest is home to various wildlife. While specific sightings are never guaranteed, joggers might encounter deer, various bird species, and other small forest animals. Always be aware of your surroundings.
Given the sustained uphill sections and moderate difficulty rating, this specific route to Dimple Hill might be challenging for absolute jogging beginners. Those new to trail jogging might prefer starting with flatter sections of the McDonald-Dunn Forest before tackling the full climb.
It's advisable to bring plenty of water, especially on warmer days, as there are no water sources directly on the trail. Comfortable trail running shoes with good grip are recommended due to the gravel and potential loose sections. Sunscreen and a hat are also good ideas, as some parts of the trail are exposed.
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