Graham Oaks Nature Park & Parrett Mountain Road loop
Graham Oaks Nature Park & Parrett Mountain Road loop
2.8
(28)
53
riders
01:57
29.4km
450m
Cycling
Embark on the Graham Oaks Nature Park & Parrett Mountain Road loop, a difficult touring cycling route that spans 18.3 miles (29.4 km) and challenges you with 1481 feet (451 metres) of elevation gain. This ride, estimated to take 1 hour and 57 minutes, offers a dynamic blend of tranquil…
Last updated: April 23, 2026
Waypoints
Start point
Bus stop
Get Directions
2.62 km
Highlight • Forest
Tip by
15.1 km
Highlight • Trail
Tip by
29.4 km
End point
Bus stop
Way Types & Surfaces
Way Types
22.3 km
6.46 km
462 m
111 m
< 100 m
< 100 m
Surfaces
26.3 km
2.76 km
350 m
< 100 m
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Elevation
Highest point (370 m)
Lowest point (30 m)
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Weather
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Today
Monday 25 May
18°C
11°C
94 %
Additional weather tips
Max wind speed: 21.0 km/h
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This route was planned by komoot.
The loop typically starts and ends at the Bob and Crystal Rilee Park Trailhead, which offers parking facilities. This is a convenient spot to begin your ride through Graham Oaks Nature Park and onto Parrett Mountain Road.
The route offers a diverse terrain. Within Graham Oaks Nature Park, you'll find mostly paved, multi-use paths like the Tonquin Trail, which are generally flat with gentle slopes. However, the Parrett Mountain Road section is known for its challenging 'punchy climbs and rollers' and significant elevation gain. Be prepared for some segments that may be unpaved and difficult, potentially requiring you to push your bike.
No, this loop is categorized as a 'difficult' ride, requiring 'very good fitness' and is best suited for experienced touring cyclists. The demanding climbs and potential unpaved sections on Parrett Mountain Road make it challenging for those new to cycling or seeking a leisurely ride.
You'll experience varied and picturesque scenery. Graham Oaks Nature Park features restored oak savanna, grasslands, conifer forests, and wetlands. As you ascend Parrett Mountain, the views open up to expansive vistas of the Willamette Valley and bucolic farmland, with wildflowers in season.
In Graham Oaks Nature Park, you might spot various bird species, Western gray squirrels, and the park's signature white oak trees. Along Parrett Mountain Road, you'll pass through farmland and may see wildflowers during certain seasons.
Spring and fall are generally ideal for cycling this loop, offering pleasant temperatures and vibrant scenery, including wildflowers. Summer can also be good, but be prepared for warmer weather, especially on the exposed climbs of Parrett Mountain. Winter rides are possible but may involve colder temperatures and potentially wet conditions.
Dogs are generally allowed on trails within Graham Oaks Nature Park, but they must be kept on a leash. When cycling on public roads like Parrett Mountain Road, standard leash laws and local regulations apply. Always ensure your dog is safe and does not interfere with other cyclists or traffic.
No, there are no entrance fees or permits required to access Graham Oaks Nature Park or to cycle this loop. It is a publicly accessible park and road system.
Yes, within Graham Oaks Nature Park, the route extensively uses sections of the Ice Age Tonquin Trail and the Tonquin Trail. You'll also encounter smaller segments of the Gateway Trail, Arrowhead Trail, and Coyote Way.
Given the mix of paved and potentially unpaved sections, and the significant climbs, a touring bicycle capable of handling varied surfaces is highly recommended. A robust road bike with wider tires could also work, but be prepared for the more challenging unpaved segments on Parrett Mountain Road.
Restrooms and water fountains are typically available near the Bob and Crystal Rilee Park Trailhead at Graham Oaks Nature Park. However, once you are on Parrett Mountain Road, facilities become scarce, so it's advisable to carry sufficient water and any necessary supplies for the duration of your ride.