Mountain peaks in Benton County, Oregon, offer diverse natural features and experiences. The region is characterized by its prominent peaks, including Marys Peak, the highest point in the Oregon Coast Range. These elevations provide expansive views and support unique botanical diversity. The landscape also holds cultural significance, particularly for the Kalapuya people.
Last updated: June 24, 2026
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The saddle has a parking lot with restrooms, and access to a handful of great easy riding trails through the woods.
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Just below the summit the trees open up, and you get a panoramic view south over Philomath and the mountains by Corvallis Watershed.
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Marys Peak is a significant and rewarding road biking ascent leading to the highest point in the Coast Range. Starting from near the valley floor, you'll climb around 12 miles, gaining over 3,600 feet at an average gradient of about 5.2%, though be prepared for some steeper sections getting up to 10% or more. As you wind your way up through beautiful Oregon Coast Range forests, the scenery changes with elevation, culminating near the summit in unique meadows surrounded by Noble firs, offering stunning panoramic views of the Willamette Valley and the distant Cascade mountains on a clear day.
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An old gravel road takes you right up to the top of McCulloch Peak, the highest point in McDonald Research Forest. You can get great views of Bald Hill and Dimple Hill from here.
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Dimple Hill provides breathtaking views of the valley, Marys Peak, Mt. Hood, and Three Fingered Jack in the distance. You'll find a comfortable picnic bench where you can pause and fully absorb the beauty of your surroundings.
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This point stands as the highest elevation in the McDonald Research Forest at 2178 feet, offering a challenging climb to reach the summit. However, the reward is a breathtaking view that includes sights of Bald Hill and Dimple Hill from this vantage point.
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Dimple Hills provides breathtaking views of the valley, Marys Peak, Mt. Hood, and Three Fingered Jack in the distance. You'll find a comfortable picnic bench where you can pause and fully absorb the beauty of your surroundings.
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A gentle volcanic prominence. Its oak-crowned peak blooms with violet, prairie star, candy flower, and iris in spring. Amidst the oak woods, beware of poison oak. The band-tailed pigeons are drawn to its mineral springs, from which its name comes from. After heavy rain, access can be limited, you will want to bring galoshes or rubber boots.
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The highest mountain peak in Benton County is Marys Peak Summit, reaching just over 4,100 feet (1,250 meters). It is also the highest point in the Oregon Coast Range.
From Marys Peak Summit, on clear days, you can see the Pacific Ocean to the west and the Cascade Range to the east. Dimple Hill offers breathtaking views of the valley, Marys Peak, Mt. Hood, and Three Fingered Jack. From View of Bald Hill and Dimple Hill from McCulloch Peak, you can see Bald Hill and Dimple Hill from the highest point in McDonald Research Forest.
Yes, Benton County offers challenging climbs. The Marys Peak Climb is a significant road biking ascent with sections up to 10% gradient. Reaching the summit of McCulloch Peak also involves a challenging climb to its highest elevation in the McDonald Research Forest.
Beyond Marys Peak, other significant summits in Benton County include Grass Mountain (approx. 3,530 feet), Prairie Peak (approx. 3,412 feet), and Old Blue Mountain (approx. 3,287 feet). These peaks contribute to the natural beauty and ecological diversity of the region.
You can enjoy a variety of outdoor activities. For gravel biking, explore routes like 'Daves Road 580 – Dimple Hill loop' or 'Botanical Pond and Fountains – Harris Bridge loop' as detailed in the Gravel biking in Benton County guide. Mountain biking enthusiasts can find trails such as 'Alsea Falls Trail System – Advanced Loop' or 'McDonald Research Forest loop' in the MTB Trails in Benton County guide. For hiking, there are numerous options, including easy trails.
Yes, Lewisburg Saddle offers access to several easy riding trails through the woods, making it suitable for families. You can also find more options in the Easy hikes in Benton County guide, which includes trails like 'Chip Ross and Lower Dan's Trail Loop' and 'Lewisburg Saddle and Upper Horse Trail Loop'.
Marys Peak holds significant cultural importance for the Kalapuya people, who refer to it as 'chatímanwi,' meaning 'place of spiritual power.' It is considered an ancient spiritual site, connecting visitors to the region's indigenous history.
Marys Peak is known for its unique 'rock gardens,' which are gabbro rock outcroppings supporting a diverse array of wildflowers. These include Cascade desertparsley, harsh paintbrush, Olympic onion, and spreading phlox. A 924-acre area on its upper slopes is designated a Scenic Botanical Special Interest Area.
Yes, parking is available at various trailheads. For instance, Lewisburg Saddle has a parking lot with restrooms, providing access to trails. For Marys Peak, a $5 parking fee or a valid Northwest Forest Pass, Oregon Coast Passport, or Interagency Pass is required.
While the paved access road to Marys Peak remains open year-round, winter conditions can make driving to the summit challenging due to snow and ice. For optimal hiking and clear views, late spring through early fall generally offers the most favorable weather conditions, especially for enjoying wildflowers on Marys Peak.
Visitors frequently highlight the stunning panoramic views, especially from Marys Peak Summit where both the Pacific Ocean and the Cascades are visible. The breathtaking vistas from Dimple Hill, including Mt. Hood and Three Fingered Jack, are also highly appreciated. Many enjoy the challenging climbs and the unique botanical diversity found on peaks like Marys Peak.


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