Cougar Mountain to East Fork Trail via Coal Creek Falls loop
Cougar Mountain to East Fork Trail via Coal Creek Falls loop
3.5
(19)
47
hikers
02:44
9.60km
220m
Hiking
Hike the moderate 6.0-mile Cougar Mountain to East Fork Trail loop, featuring lush forests and the picturesque Coal Creek Falls.
Last updated: February 26, 2026
Waypoints
Start point
Parking
Get Directions
374 m
Highlight • Summit
Tip by
3.00 km
Highlight (Segment) • Trail
Tip by
6.66 km
Highlight (Segment) • Trail
Tip by
9.60 km
End point
Parking
Way Types & Surfaces
Way Types
9.38 km
150 m
< 100 m
Surfaces
7.41 km
1.97 km
150 m
< 100 m
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Elevation
Highest point (450 m)
Lowest point (300 m)
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Weather
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Wednesday 20 May
19°C
8°C
0 %
Additional weather tips
Max wind speed: 7.0 km/h
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This route was planned by komoot.
This loop typically starts from trailheads within Cougar Mountain Regional Wildland Park, such as Red Town or Sky Country. These trailheads offer parking facilities. It's advisable to arrive early, especially on weekends, as parking can fill up.
Yes, the trails within Cougar Mountain Regional Wildland Park are generally dog-friendly. However, dogs must be kept on a leash at all times to protect wildlife and ensure the safety of other hikers.
The loop can be hiked year-round. However, the East Fork Trail and Cave Hole Trail can be muddy, especially from December through May, making waterproof footwear essential. Coal Creek Falls is most impressive during the rainy, winter, and spring months, as it can reduce to a trickle in drier summers.
No, there are no permits or entrance fees required to access Cougar Mountain Regional Wildland Park. It is free to enter and enjoy the trails. You can find more information on the King County Parks website.
The terrain is varied, featuring wide, well-maintained gravel paths, narrower single-track dirt trails, and some rooted and rocky sections. You'll encounter gradual uphill and downhill stretches, with some steeper parts. Muddy conditions are common, particularly during wetter seasons.
A major highlight is Coal Creek Falls, a picturesque 25-28 foot waterfall, especially beautiful after rain. You'll also pass through lush second-growth forests. The route includes sections of the East Fork Trail and Cave Hole Trail, offering quiet forest paths and glimpses of the Clay Pit area. You might also pass near Cougar Mountain Peak.
Yes, this loop is part of an extensive and interconnected trail system. It utilizes sections of several trails, including Tibbett's Marsh Trail, Harvey Manning Trail, Clay Pit Road, East Fork Trail, Cave Hole Trail, Coal Creek Falls Trail, Quarry Trail, Lost Beagle Trail, Fred's Railroad Trail, and Cougar Pass Trail, among others. This allows for customization of routes.
Given the varied terrain and potential for mud, especially during wetter months, waterproof hiking boots are highly recommended. Layers of clothing are advisable, and carrying a detailed trail map or using a reliable hiking app is crucial due to the park's numerous interconnected trails and good signage.
Yes, the park has a rich coal mining history from 1863 to 1963. Along trails like the Coal Creek Falls Trail, you might spot remnants such as 'cave holes' (formed by collapsed underground extractions) and other artifacts, offering a glimpse into the area's past.
The overall difficulty of a loop incorporating Coal Creek Falls and the East Fork Trail is generally considered moderate. While some sections are easy, others can be steeper, rooted, or muddy. It's a good option for a casual day hike or a moderate workout, but beginners should be prepared for varied conditions and a distance of around 9.6 km.
The park is very accessible, located only about 14 miles east of Seattle, near Bellevue and Issaquah. This makes it a convenient escape into nature for urban dwellers looking for a quick outdoor adventure.