3.4
(22)
52
hikers
01:08
3.09km
270m
Hiking
Embark on an easy hike along the Grassy Knoll Trail, a 1.9-mile (3.1 km) route that climbs 891 feet (272 metres) and typically takes about 1 hour and 7 minutes to complete. The path guides you from dense forest into open, rocky sections and expansive grassy meadows. You will find…
Last updated: April 23, 2026
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Way Types & Surfaces
Way Types
3.07 km
< 100 m
Surfaces
2.99 km
< 100 m
< 100 m
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This route was planned by komoot.
The Grassy Knoll Trail is considered challenging due to its steep and continuous elevation gain. While the overall distance might seem moderate, the ascent is often described as 'short and sassy,' with sections that can feel like a 'rollercoaster' of ups and downs before a final steep climb. Footing near the summit can also be loose.
The trailhead for the Grassy Knoll Trail is located within the Gifford Pinchot National Forest. Accessing it often involves navigating rough forest roads with potholes, which can be challenging for vehicles with low clearance. There is parking available at the trailhead, but be prepared for potentially bumpy roads on your way in.
The best time to hike the Grassy Knoll Trail is during late spring and early summer, when the trail is renowned for its spectacular wildflower displays. Huckleberries are also abundant in season. However, be aware that Cold Springs, about five miles from the trailhead, provides a refreshing stop on what can otherwise be a dry hike, so plan accordingly for water.
Yes, dogs are generally allowed on trails within the Gifford Pinchot National Forest. However, it's always best to keep your dog on a leash to protect wildlife and ensure a pleasant experience for all hikers. Please remember to pack out all pet waste.
The Grassy Knoll Trail is located in the Gifford Pinchot National Forest. While there isn't typically an entrance fee for the forest itself, some areas or specific activities might require a permit or a recreation pass. It's advisable to check the official USDA Forest Service website for the Gifford Pinchot National Forest (usda.gov) for the most current information regarding permits or passes before your visit.
The trail offers spectacular panoramic views, especially from the summit of Grassy Knoll. You can see iconic mountains like Mt. Adams, Mt. Hood, and sometimes even Mt. Rainier and Mt. St. Helens. The route also provides vast vistas of the Columbia River Gorge and surrounding peaks in Oregon. Along the way, you'll traverse dense coniferous forests, open rocky areas, oak groves, and expansive grassy meadows.
The trail has a historical connection to a former fire lookout site, where you can still find remnants of the foundation and broken glass. Interestingly, daffodils, believed to have been planted by a former fire lookout, may be spotted near this old site. The trail also once formed part of the original Pacific Crest Trail before it was rerouted.
Given its challenging and steep terrain, the Grassy Knoll Trail might not be ideal for very young children or beginner hikers seeking a leisurely stroll. The 'rollercoaster' nature of the trail and loose footing in some areas require a reasonable level of fitness and hiking experience. However, active families with older children who are accustomed to strenuous hikes might enjoy the rewarding views.
Yes, the route eventually meets the Pacific Crest Trail (PCT) near the summit. Additionally, the Grassy Knoll Trail itself is the primary path, but it also utilizes sections of Forest Road 6800-511 and Forest Road 6800-781 for parts of the journey.
For those seeking an extended adventure, consider combining your hike on the Grassy Knoll Trail with a trek to Big Huckleberry Mountain. This offers a longer, more immersive experience in the area. Also, despite the incredible views and wildflowers, the challenging access road often means the trail offers a sense of solitude, making it a great choice if you prefer fewer crowds.
The trail is famous for its abundant wildflowers, especially in late spring and early summer. You can expect to see a diverse array of blooms including rock penstemon, spreading phlox, beargrass, trilliums, mountain kittentails, and glacier lilies. Huckleberry bushes, laden with ripe berries in season, also line parts of the trail.