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Routes
Hiking trails & Routes
United States
Washington
King County
Issaquah

Big Tree Ridge Trail

Moderate

4.5

(4103)

9,809

hikers

Big Tree Ridge Trail

01:26

3.90km

400m

Hiking

Hike the moderate 2.4-mile Big Tree Ridge Trail in Cougar Mountain Regional Wildland Park, featuring dense forests and Lake Sammamish views.

Last updated: February 26, 2026

Waypoints

A

Start point

Parking

Get Directions

1

3.62 km

Cougar Mountain

Highlight • Summit

There is a small bit of gravel road up to the 1,614-foot Cougar Mountain. Although it is gravel, the road is generally well-maintained, but might be a little unpleasant on …

Tip by

2

3.79 km

Beautiful place with a great view at Lake Sammamish and Mount Baker.

Tip by

B

3.90 km

End point

Parking

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Way Types & Surfaces

Way Types

3.67 km

135 m

< 100 m

Surfaces

2.16 km

1.55 km

< 100 m

< 100 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

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Today

Sunday 24 May

22°C

11°C

0 %

Additional weather tips

Max wind speed: 11.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park to access the Big Tree Ridge Trail?

The Big Tree Ridge Trail is located in the northeast corner of Cougar Mountain Regional Wildland Park. Parking is generally available at the designated trailheads within the park that provide access to this route.

Is the Big Tree Ridge Trail suitable for beginners?

Yes, this trail is considered suitable for a range of hikers, including beginners. It features moderate grades and is generally well-maintained, making it an excellent option for those new to hiking.

What is the terrain like on this trail?

The trail is primarily a singletrack with moderate grades, though you'll encounter several switchbacks and some initially steep sections. It gains about 700 feet over 0.9 miles. While generally well-graded with few rocks and roots, some areas can be narrow with relatively steep drops, and foliage may crowd the path in spots.

What can I see along the route?

You'll be immersed in a dense forest with beautiful trees, including big Western Red Cedars, ferns, and mosses. A notable scenic point is the Pergola Viewpoint – View of Lake Sammamish and Mount Baker, offering expansive vistas. The trail also leads towards Cougar Mountain.

Is the Big Tree Ridge Trail dog-friendly?

While the provided information does not explicitly state dog rules, trails in Cougar Mountain Regional Wildland Park typically allow dogs on a leash. It's always best to check the official park regulations before your visit.

Do I need a permit or pay an entrance fee for Cougar Mountain Regional Wildland Park?

The provided information does not indicate that permits or entrance fees are required for Cougar Mountain Regional Wildland Park. However, it's always a good practice to check the official King County Parks website for the most current regulations before your visit.

What is the best time of year to hike this trail?

The trail offers a scenic experience year-round. In clear weather, you can enjoy views of the snowy Cascades. Winter brings a mystical atmosphere with Squak and Tiger Mountains emerging from mists. Depending on the season, you might also spot small wildflowers and berries.

Does the trail connect to other paths?

Yes, the route serves as a gateway to a larger network of trails within Cougar Mountain Regional Wildland Park. It intersects with other paths such as the Surprise Creek Trail, Shangri-La Trail, Red Cedars Trail, and Goode's Corner Trail, allowing for customized hiking experiences.

Are there any specific viewpoints or landmarks on the trail?

Absolutely! A significant landmark is the Pergola Viewpoint – View of Lake Sammamish and Mount Baker, often referred to as the 'Million Dollar View,' which provides stunning northern vistas. The trail also leads towards Cougar Mountain.

What should I bring for a hike on the Big Tree Ridge Trail?

Given its moderate difficulty and forest environment, we recommend bringing appropriate hiking footwear, water, snacks, and layers of clothing suitable for the weather. While generally well-maintained, some sections can be narrow, so consider trekking poles if you prefer extra stability.

Is the Big Tree Ridge Trail a loop or an out-and-back?

The Big Tree Ridge Trail itself is primarily a climbing path that connects to other trails. While it can be hiked as an out-and-back, it's often used as part of larger loops within Cougar Mountain Regional Wildland Park by connecting with trails like Red Cedars and Military Ridge Trail to create varied routes.

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