4.3
(4)
252
runners
24
runs
Jogging in San Juan County offers diverse landscapes across its islands, characterized by coastal paths, dense forests, and scenic lake loops. The region features varied terrain, from the rolling hills of Moran State Park to the waterfront trails around Friday Harbor, providing a range of running experiences. These routes often include views of the surrounding waters and lush island vegetation.
Last updated: April 27, 2026
23
runners
5.91km
00:40
50m
50m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
25
runners
7.18km
00:52
100m
100m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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21
runners
41.8km
05:54
1,670m
1,670m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
18
runners
14.8km
01:34
190m
190m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
13
runners
8.11km
01:01
140m
140m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
9
runners
15.8km
01:58
280m
280m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
runners
4.94km
00:32
60m
60m
Easy run. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
10
runners
7.41km
00:47
80m
80m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
runners
9.99km
01:18
280m
280m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5
runners
9.67km
01:01
90m
90m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around San Juan County
Running Trails in Moran State Park
Running Trails in Clark Island Marine State Park

Running Trails in James Island Marine State Park

Running Trails around Friday Harbor

Running Trails around Roche Harbor

Running Trails in Jones Island Marine State Park

Running Trails in San Juan Island National Historical Park

Running Trails in English Camp - San Juan Island National Historical Park

Running Trails in San Juan Wilderness

Running Trails in San Juan Islands National Wildlife Refuge
This lovely lake sits just off Roche Harbor Road. As you pedal by, you might also spot a series of yurts on the peninsula that extends into the lake, giving it its name. This is Lakedale Resort, where you can book a stay in one of the yurts if you so desire.
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Twin Lakes is a pair of scenic lakes that each have a trail encircling them. The lake to the west is larger than the lake to the east.
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Dream Lake is a lake on the San Juan Islands that has a small island, known as Roy Island, within its waters.
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Dream Lake is a lake on the San Juan Islands that has a small island, known as Roy Island, within its waters.
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This lake is the most popular one in Moran State Park. It's an ideal spot for a picnic by the water or for engaging in your favorite water activities. Additionally, there's a small shack that serves snacks, drinks, and even ice cream if you need to cool down from your ride.
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At an elevation of 2,399 feet, Mount Constitution is the high point and pinnacle of Moran State Park. You have your choice of road or trail for climbing up to the summit, and you're rewarded with awesome views of Summit Lake, Twin Lake, and the bay.
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Mountain Lake OSU is in a fantastic location and is not very busy. The circular route is very beautiful and pleasant to walk through the forest, even in warm summers. Of course, losing weight is also possible. Best at the height of. Parking spot.
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The left of the Twin Lakes can be walked around and is ideal for swimming.
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San Juan County offers a wide selection of running routes, with over 29 trails documented on komoot. These routes cater to various fitness levels, ranging from easy loops to more challenging runs with significant elevation gain.
Running trails in San Juan County feature diverse landscapes, including coastal paths, dense forests, and scenic lake loops. You'll find varied terrain, from the rolling hills of Moran State Park to waterfront trails around Friday Harbor, providing a rich mix of running experiences.
Yes, San Juan County has several easy running routes perfect for beginners. For example, the Cascade Lake Loop Trail – Cascade Lake loop from Little Summit is an easy 4.2 km (2.6 miles) path, and the Running loop from Roche Harbor is another easy option at 4.9 km (3.0 miles).
Many running routes in San Juan County pass by beautiful natural attractions. You can enjoy views of Mountain Lake and Cascade Lake, or even spot the impressive Cascade Falls. The region is also home to Mount Constitution, offering panoramic views.
Absolutely. For breathtaking views, consider routes near Mount Constitution or the Ralph and Karen Munro Overlook (Lime Kiln whale watching area). You can also explore historical sites like English Camp — San Juan Island National Historical Park, which some trails may pass near.
Yes, many of the best running routes in San Juan County are circular. Popular options include the Mountain Lake Running Loop – Moran State Park, the Cascade Lake Loop Trail – Cascade Lake loop from Cascade Lake Dam, and the Friday Harbor loop from San Juan County.
The running routes in San Juan County are highly rated by the komoot community, with an average score of 4.25 stars from 4 reviews. Runners often praise the beautiful island landscapes, tranquil lakes, and lush forests that define the experience, along with the variety of options for different ability levels.
Yes, San Juan County offers several difficult routes for those seeking a challenge. The Cascade Falls – Mount Constitution loop from Boyd Lower Reservoir is a demanding 41.8 km (26.0 miles) route with significant elevation gain, and the Twin Lakes loop from Moran State Park is another difficult option at 10.4 km (6.5 miles).
While specific 'family-friendly' designations aren't always explicit, many of the easier and moderate loop trails around lakes, such as the Cascade Lake Loop Trail, are generally suitable for families looking for a pleasant outdoor experience. Always check the route's difficulty and length to ensure it matches your family's capabilities.
San Juan County, being in the Pacific Northwest, generally offers pleasant running conditions from late spring through early autumn (May to October). During these months, you can expect milder temperatures and less rainfall, making for more enjoyable outdoor activities. However, the diverse landscapes can be explored year-round, with proper preparation for seasonal weather changes.
Many trails in San Juan County are dog-friendly, especially within state parks and on public lands, provided dogs are kept on a leash. It's always best to check specific park regulations or trail signage before heading out, as rules can vary. Be sure to pack water for your dog and clean up after them.
Public transport options within the San Juan Islands are limited, primarily relying on inter-island ferries and some local bus services on the larger islands like San Juan Island and Orcas Island. For many trailheads, especially those in more remote areas, personal vehicles or ride-sharing services are often necessary. Check local transit schedules for specific routes and stops near popular running areas.
Parking is typically available at trailheads within state parks like Moran State Park and near popular attractions. For routes originating in towns like Friday Harbor, public parking lots may be available. When taking a ferry, consider parking at the ferry terminal on the mainland or on the island, depending on your plans, as vehicle space on ferries can be limited and expensive during peak season.


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