4.9
(5)
199
riders
11
rides
Mountain biking in Flaming Geyser State Park offers a diverse landscape for riders. The park is characterized by its location along the Green River, featuring over three miles of freshwater shoreline. Riders will encounter dense forests with large cedars and maples, open fields, and meadows. The terrain includes varied elevation changes, with some routes featuring significant climbs and descents.
Last updated: July 11, 2026
5.0
(1)
21
riders
25.0km
01:44
130m
130m
Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
27
riders
8.30km
00:41
30m
40m
Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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21
riders
Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
10
riders
Hard mountain bike ride. Great for any fitness level. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
8
riders
18.5km
01:23
130m
130m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
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Easy path through beautiful forest. You'll need to leave your dog at home – they aren't allowed on this trail.
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Henry's Ridge is a former industrial timber land. Today it is a protect natural lands with nearly 20 miles of multi-use trails for hiker, trailrunner and moutainbiker.
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Mountain biking in Flaming Geyser State Park offers a diverse landscape. You'll encounter dense forests with large cedars and maples, open fields, and meadows. The terrain includes varied elevation changes, with some routes featuring significant climbs and descents. While some cycling routes in the broader area feature mostly paved surfaces, the park and its vicinity also offer unpaved and challenging segments.
Yes, there are options for various skill levels. While many routes are rated difficult, there is at least one easy route and two moderate routes available. For a moderate experience, consider the Mountainbike loop from Kentlake High School, which is 23.1 miles long.
The park is known for its unique natural phenomena. You can visit the 'Flaming Geyser,' a natural methane seep, and the nearby 'Bubbling Sulfur Geyser.' The Green River itself is a prominent feature, offering over three miles of freshwater shoreline. You'll also ride through dense forests and may spot large black coal deposits in rock faces, remnants of the area's mining past.
Flaming Geyser State Park is generally dog-friendly, but specific rules for mountain biking trails may vary. It's always best to keep dogs on a leash and ensure they are well-behaved around other trail users and wildlife. Check the official park website for the most current regulations regarding pets on trails.
While many of the listed mountain bike routes are rated difficult, the broader area around Flaming Geyser State Park offers cycling routes suitable for all skill levels, including easier rides. These often feature mostly paved surfaces. For specific family-friendly mountain biking, consider exploring the general park trails or nearby areas like O'Grady Park, which offers about 6 miles of trails.
The park offers year-round access, but the best time for mountain biking is typically during the drier seasons to avoid muddy conditions. Fall can be particularly scenic with changing foliage, and you might even observe salmon runs in the Green River from October to December. Always check current trail conditions before heading out, especially during winter or after heavy rain.
There are 9 mountain bike routes documented in Flaming Geyser State Park on komoot. These include 1 easy, 2 moderate, and 6 difficult trails, catering to a range of riding preferences.
Yes, Flaming Geyser State Park provides parking facilities for visitors. Specific trailheads may have designated parking areas. A Discover Pass is required for vehicle access to Washington State Parks. For detailed parking information, you can consult the official park website: wa.gov.
For a longer ride, consider the Mountainbike loop from Kentlake High School, which is a moderate 23.1 miles (37.2 km) path. Another option is the difficult Rocky Trail – Lil Beaver Trail loop from Kentlake High School, covering 15.5 miles (25.0 km).
Yes, several routes are designed as loops. For example, the Rocky Trail loop from Black Diamond Open Space - Ravensdale Creek is a 5.2-mile difficult loop. Another option is the moderate Iron Brigade Trail loop from Ravensdale, which is 7.6 miles long.
The park's diverse environment supports various wildlife. You might spot birds, turtles, and beavers, especially near the Green River. Signs of elk are also present. During the fall months (October to December), you can observe salmon runs in the river.
Yes, a Discover Pass is required for vehicle access to Washington State Parks, including Flaming Geyser State Park. This pass supports the maintenance and operation of state recreation lands. You can find more information on purchasing a pass on the official Washington State Parks website.
Efforts are underway to develop the Green River Gorge trail system, aiming to connect Kanaskat State Park to Flaming Geyser State Park, which would offer continuous trail for cyclists. Additionally, nearby O'Grady Park, a King County Park, provides about 6 miles of downhill and cross-country riding trails that could be explored in conjunction with a visit to Flaming Geyser.


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