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Routes
Bike touring routes & trails
United States
Washington
King County

Lake Sammamish Loop

Moderate

3.1

(23)

73

riders

Lake Sammamish Loop

02:09

37.4km

140m

Cycling

You can enjoy a moderate touring bicycle ride on the Lake Sammamish Loop, covering 23.2 miles (37.4 km) with a gentle 469 feet (143 metres) of elevation gain. This route typically takes about 2 hours and 9 minutes to complete. As you pedal, you will experience the tranquil atmosphere of the lake's shoreline, passing through sections of lush greenery and open views of the water. Look for the distinctive architecture of the historic railroad corridor that forms part of the East Lake Sammamish Trail, offering a smooth, paved surface for your journey. The trail provides a pleasant escape, allowing you to immerse yourself in the natural beauty surrounding the lake.

Accessing the Lake Sammamish Loop is straightforward, with multiple entry points around the lake. You will find convenient facilities, including restrooms, at parks such as Marymoor Park and Sammamish Landing Park, making it easy to plan your stops. While the route is generally easy to navigate, be aware of road crossings, particularly near Issaquah, where you might encounter vehicle traffic. The trail's connection to a broader regional network means you have flexibility in choosing your starting and ending points, allowing for a customized experience. Consider an early morning start to enjoy cooler temperatures and fewer people on the path.

This loop is notable for its continuous scenic views of Lake Sammamish, often providing glimpses of the distant Cascade foothills. On clear days, you might even spot Mount Rainier from specific vantage points like Sammamish Landing Park. The route showcases a diverse landscape of beaches, forests, and wetlands, highlighting the natural environment of the region. Its well-maintained, paved surfaces make it a popular choice for cyclists seeking a smooth and enjoyable ride.

Last updated: April 23, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Lake Sammamish State Park

Waypoints

A

Start point

Parking

Get Directions

1

2.83 km

East Lake Sammamish Trail

Highlight (Segment) • Trail

This path follows the shore of Lake Sammamish, providing views of the water as it goes. Because of the corridor's history as a railway, the path is paved for most of the trip and is nearly flat. This trail connects Redmond and Issaquah and is popular with cyclists, runners, dog walkers, and hikers.

The route has been built in stages, with the first leg opening to the public in 2006 and the last 3.6-mile section set to be paved in 2020, thanks to a variety of collaborations and years of community support.

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B

37.4 km

End point

Parking

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Way Types & Surfaces

Way Types

27.6 km

9.01 km

478 m

192 m

< 100 m

Surfaces

31.2 km

5.78 km

248 m

< 100 m

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Elevation

Elevation

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Weather

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Today

Wednesday 6 May

18°C

11°C

0 %

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Max wind speed: 16.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

Where can I park and access the Lake Sammamish Loop?

Marymoor Park is a common starting point and offers ample parking. You can also find access points and parking at various parks along the loop, such as Sammamish Landing Park. Consider starting at a point that suits your planned route and amenities needs.

What is the terrain like on the Lake Sammamish Loop?

The trail is predominantly paved, offering a smooth ride. The East Lake Sammamish Trail section, which follows a historic railroad corridor, is fully paved and mostly flat with gentle curves. The West Lake Sammamish portion features a dedicated bike lane. You'll find asphalt or paved surfaces throughout the entire loop.

Is the Lake Sammamish Loop suitable for beginners or families?

Yes, the loop is largely considered easy to moderate, making it suitable for most fitness levels, including beginners and families. It has minimal elevation gain, and its well-maintained, paved surface is ideal for a relaxed outing.

What scenic views and points of interest can I expect along the way?

You'll enjoy continuous views of Lake Sammamish and glimpses of the Cascade foothills. On clear days, you might even spot Mount Rainier from Sammamish Landing Park. The route also features a mix of beaches, forests, and wetlands, contributing to its picturesque landscape.

Does the Lake Sammamish Loop connect to other trails?

Yes, the loop is a key part of a larger regional trail network. It connects to other significant trails such as the Sammamish River Trail, Marymoor Connector Trail, and Issaquah-Preston Trail. The route also passes through sections of the East Lake Sammamish Trail, West Lake Sammamish Corridor, and Mountains to Sound.

What is the best time of year to cycle the Lake Sammamish Loop?

The trail is enjoyable year-round, but spring through fall generally offers the most pleasant weather for cycling. Clear days provide the best views of the lake and surrounding mountains.

Is the Lake Sammamish Loop dog-friendly?

While the trail is popular with various users, including those with dogs, specific rules regarding dogs (leash requirements, waste disposal) may vary by park or section. Always keep your dog on a leash and clean up after them to ensure a pleasant experience for everyone.

Do I need any permits or pay entrance fees for this trail?

Generally, there are no specific permits or entrance fees required to access the Lake Sammamish Loop itself. However, some parking areas, particularly in King County Parks, may require a Discover Pass or charge a parking fee. Check specific park websites like kingcounty.gov for the latest parking information.

Are there restrooms, water, or places to eat along the route?

Yes, the trail is well-equipped with amenities. Restrooms are available at key points, including Marymoor Park and Sammamish Landing Park. You'll also find opportunities for coffee stops and other eateries in nearby towns like Issaquah and Redmond, especially along the East Lake Sammamish Trail.

What's an insider tip for cycling the Lake Sammamish Loop?

To make the most of your ride, consider starting early, especially on weekends, to avoid crowds at popular access points like Marymoor Park. While the loop is generally easy, be mindful of traffic when crossing busy roads, particularly when heading into Issaquah and crossing Gilman Boulevard.

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Moderate

4.2

186

Lake Sammamish Loop

02:09h

37.4km

140m

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