Dimple Hill via Harry R. Patterson Road

Specific parking information for this exact trailhead isn't detailed, but trails in the McDonald-Dunn Research Forest typically have designated parking areas. It's advisable to check local maps or the Oregon State University Forestry website for the most current parking locations and regulations before your visit.

Yes, the trails within the McDonald-Dunn Research 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 is accessible year-round. However, spring and fall offer pleasant temperatures and vibrant scenery. During winter, be prepared for potentially wet and muddy conditions, while summer can be warm, so an early start is recommended.

Generally, there are no permits or fees required for day use of the trails in the McDonald-Dunn Research Forest. It's managed by Oregon State University for research and public recreation, emphasizing stewardship and respect for the natural environment.

The route is approximately 11.1 km (6.9 miles) long with an estimated jogging duration of about 1 hour and 15 minutes (4516 seconds), depending on your pace and fitness level. This includes significant elevation changes.

This route is rated as moderate for jogging. While some sections, particularly along Harry R. Patterson Road, offer a well-maintained gravel surface, there are significant elevation changes. Expect considerable climbing on the ascent to Dimple Hill, with some portions, like the rear of Dan's Trail, being quite steep. It offers both challenging uphills and enjoyable descents.

You'll jog under a canopy of fir and broadleaf trees, surrounded by native plants like Oregon grape and sword fern. Small waterfalls and meadows add to the picturesque setting. The highlight is reaching the summit of Dimple Hill, which offers panoramic views of the valley below, Marys Peak, and on clear days, even the distant North, Middle, and South Sister mountains.

Yes, this route is part of the larger McDonald-Dunn Research Forest trail system and intersects with several other paths. You'll encounter sections of trails such as Dan's Trail, Upper Dan's Trail, Extendo Trail, and Beautiful Trail, among others.

The forest is home to various wildlife, though sightings can be elusive. You'll definitely see a rich array of native plants, including Oregon grape, sword fern, and various mosses. The area is managed as mature forest, providing habitat for diverse species.

While the trail is multi-use, its moderate difficulty and significant elevation gain might be challenging for very young children or families seeking a leisurely stroll. For families with older, active children accustomed to longer, hilly jogs or hikes, it could be a rewarding experience. Consider the fitness level of all family members before attempting the full route.

Dan's Trail is a significant access route to Dimple Hill and is unique as the only trail in the McDonald-Dunn Research Forest named after a person, Dan Petrequin. This route, Dimple Hill via Harry R. Patterson Road, utilizes sections of Dan's Trail, particularly for the ascent, which can be quite steep in parts. A memorial plaque for Dan Petrequin is located at the summit.