5.0
(7)
44
runners
6
runs
Jogging in Millersylvania State Park offers access to 842 acres of diverse natural landscapes. The park features a blend of old-growth forests, tranquil wetlands, and the shores of Deep Lake. Trails provide a mix of gentle inclines and level stretches, accommodating various fitness levels. The interconnected trail loops are generally well-signed, allowing for customized running routes.
Last updated: May 10, 2026
13
runners
6.50km
00:48
40m
40m
Jog a moderate 4.0-mile loop through old-growth forests, wetlands, and along Deep Lake in Millersylvania State Park.
2
runners
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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1
runners
Easy run. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
2
runners
11.2km
01:09
40m
40m
Jog the Yelm-Rainier-Tenino Trail, a 7.0-mile paved route with gentle grades, passing wetlands and forests, including McIntosh Lake.
4
runners
6.21km
00:40
80m
80m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Millersylvania State Park
This paved, multi-use rail trail runs 14 miles in total, but also intersects with the 21-mile Chehalis Western Trail β so you could run a marathon here if you wanted to.
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This park is popular for everything from hiking to canoeing, swimming, and fishing. For runners, the web of interconnected, mostly flat trail loops means you can piece together exactly the run you want. Even better, most of the trails are well-signed β so it's not too hard to find your way out! You either need a $35 annual Discover Pass to enter the park, or you can pay an $11.50 day use fee.
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This boardwalk through the marsh leads to the Millersylvania Retreat Center, located apart from the main park.
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This is one of a couple beaches open to the public on Deep Lake. This picnic spot with a sandy shore is just off the side of the trail, and there is even a swimming area marked off in the water. The lake is a popular fishing spot, but it works just as well as a photo backdrop.
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McIntosh Lake makes a lovely waypoint along the 14-mile Yelm-Tenino Trail. Watch for herons in the water and enjoy this forested stretch of multi-use trail, which is built on an old railbed.
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This is one of a couple beaches open to the public on Deep Lake. This picnic spot with a sandy shore is just off the side of the trail, and there is even a swimming area marked off in the water. The lake is a popular fishing spot, but it works just as well as a photo backdrop.
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Millersylvania State Park is best known for its quiet camping options and the sizable Deep Lake, but it also has some great trails for hiking and easy mountain biking. The trails are mostly smooth dirt with lots of twists and turns. It's best to keep your speed down, especially on the narrow boardwalk sections.
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A seasonal concession stand sells food and drinks in addition to renting out non-motorized boats for use on Deep Lake. A fun way to end the day! For hours and info, check: https://lakefrontboatsandbites.com/
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The running routes in Millersylvania State Park offer a diverse experience, blending old-growth forests, tranquil wetlands, and the shores of Deep Lake. You'll find a mix of gentle inclines and level stretches, with many interconnected trail loops being relatively flat and well-signed. This variety accommodates different fitness levels and allows for customized running routes.
Yes, Millersylvania State Park offers several easy running options. For instance, the Millersylvania State Park β Public Beach on Deep Lake loop is an easy 2.5-mile (4.1 km) trail that leads through forested areas and near the lake, often completed in about 28 minutes. The park's trails generally feature minimal elevation gain, making them suitable for beginners or those seeking a relaxed run.
While running in Millersylvania State Park, you can experience majestic old-growth cedar and fir forests, some centuries old, creating a serene canopy. The 66-acre Deep Lake, with its freshwater shoreline, is a prominent scenic feature. You can also explore serene wetlands, particularly along the Fen Way Boardwalk, and during autumn, the enchanting maple groves, like those on the Maple Hollow Loop, display vibrant foliage. The park also features historic Civilian Conservation Corps (CCC) structures and remnants of 19th-century logging industries.
Yes, Millersylvania State Park is very family-friendly. The trails are generally well-maintained and feature gentle inclines and level stretches, making them accessible for various ages and fitness levels. The diverse landscapes, including old-growth forests and lake views, provide an engaging environment for families to enjoy outdoor activities together.
Millersylvania State Park is generally dog-friendly, allowing leashed dogs on most trails. However, it's always recommended to check the official Washington State Parks website for the most current regulations regarding pets, as rules can vary for specific areas or during certain times of the year. Ensure your dog is on a leash and you clean up after them to maintain a pleasant experience for all park visitors.
Millersylvania State Park offers enjoyable running conditions throughout much of the year. Spring brings lush greenery, while summer provides warm weather for lakeside runs. Autumn is particularly scenic, with the park's maple groves, especially along the Maple Hollow Loop, erupting in vibrant colors. Even in winter, the trails can be beautiful, though conditions might require appropriate gear. Always check local weather forecasts before your visit.
Yes, Millersylvania State Park is known for its interconnected trail loops, which allow runners to customize and create various circular routes. For example, the Millersylvania Perimeter and Maple Hollow Loop is a popular 4.0-mile (6.5 km) circular route that winds through old-growth forests and alongside the lake.
Komoot features a selection of over 5 running routes within Millersylvania State Park, ranging from easy to moderate difficulty. These routes offer diverse experiences through the park's forests, wetlands, and along Deep Lake, catering to various preferences and fitness levels.
The running routes in Millersylvania State Park are highly rated by the komoot community, with an average score of 5.0 stars from over 7 reviews. Runners often praise the park's well-maintained trails, the serene old-growth forests, and the picturesque views of Deep Lake, highlighting the pleasant and accessible running experience.
Yes, Millersylvania State Park provides ample parking facilities for visitors. There are designated parking areas conveniently located near trailheads and park amenities, making it easy to access the running routes. A Discover Pass is required for vehicle access to Washington State Parks.
Yes, a Discover Pass is required for vehicle access to Millersylvania State Park and other Washington State Parks. This pass supports the maintenance and operation of the parks. You can purchase a Discover Pass online or at various retail locations. For more details, you can visit the official Washington State Parks website: wa.gov.
While Millersylvania State Park offers excellent internal loops, for longer distance running, you might consider routes like the Yelm-Rainier-Tenino Trail. This route, though not entirely within the park, provides a more extended experience with varied terrain, suitable for those looking to cover greater distances.
While Millersylvania State Park itself is focused on natural recreation, the park is located just south of Olympia, Washington. In Olympia and the surrounding areas, you'll find various cafes, restaurants, and pubs where you can refuel and relax after your run.


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