32
runners
6
runs
Jogging in Thetford Hill State Forest offers a network of trails through a landscape characterized by rolling hills, forested areas, and scenic ponds. The region features moderate elevation changes, with routes often circling natural water bodies like Bernajean Pond and Lake Fairlee. These running routes provide opportunities to explore the natural environment, including areas around Blood Mountain and Fire Pond. The terrain is generally well-suited for moderate running, with varied surfaces typical of a state forest.
Last updated: July 9, 2026
6
runners
9.88km
01:08
170m
170m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
8
runners
10.2km
01:05
120m
120m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.20km
00:41
130m
130m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
8
runners
10.2km
01:05
120m
120m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
runners
12.5km
01:22
190m
190m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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This little community beach is a nice spot for swimming. It's usually open through late August and on Labor Day weekend, although if weather permits it may be open later; they're good about posting updates on their Facebook page. Admission is usually $5 for residents, or $7 for non-residents.
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Bounded by the Connecticut River, Lake Fairlee is a 2-mile lake surrounded by lush forest views.
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As the name suggests, the Lyme Hill Trail leads up to the top of Lyme Hill. It is considered a moderate trail, as there is some elevation gain.
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With a height of a little more than 1,000 feet, Lyme Hill is a prominent natural feature in the Upper Valley region. Even though the summit is forested, you can catch a glimpse of the surrounding countryside between the trees (if the weather is clear).
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The running routes in Thetford Hill State Forest are generally considered moderate. They feature rolling hills and moderate elevation changes, making them suitable for runners looking for a good workout without extreme technical challenges. All routes listed in this guide, such as the Bernajean Pond loop from Union Village Covered Bridge, are rated moderate.
Running routes in Thetford Hill State Forest vary in length, generally ranging from approximately 5 to 12.5 kilometers (3 to 7.8 miles). For example, the Lyme Hill trail is about 5.2 km, while the Bernajean Pond loop from Blood Mountain extends to about 12.5 km.
Yes, Thetford Hill State Forest is generally dog-friendly, allowing leashed dogs on its trails. It's always recommended to keep your dog under control and to check for any specific local regulations or signage at trailheads, especially concerning wildlife protection areas. Many runners enjoy bringing their canine companions on routes like the Fire Pond loop from Robert G. Chaffee Wildlife Sanctuary.
While all routes in Thetford Hill State Forest are rated moderate, some shorter loops with less elevation gain might be more suitable for families with older children or those new to trail running. The Lyme Hill route, at 5.2 km, offers a good option for a shorter, accessible run through forested slopes.
Thetford Hill State Forest offers enjoyable running experiences across multiple seasons. Spring and fall provide pleasant temperatures and beautiful foliage. Summer is also popular, though you might encounter more insects. Winter running is possible, but trails may be snowy or icy, requiring appropriate gear. Always check local conditions before heading out.
Yes, many of the popular running routes in Thetford Hill State Forest are loops, which are ideal for runners as they bring you back to your starting point. Examples include the scenic Bernajean Pond loop from Union Village Covered Bridge and the Treasure Island Beach – Lake Fairlee loop from Post Mills Nature Area.
Runners in Thetford Hill State Forest can expect a landscape characterized by rolling hills, dense forested areas, and tranquil ponds. Many routes offer scenic views of natural water bodies like Bernajean Pond and Lake Fairlee, providing a peaceful and immersive natural environment for your run.
While there aren't specific named viewpoints in the data, the routes often circle natural water bodies such as Bernajean Pond and Lake Fairlee, offering picturesque lakeside views. The forested trails themselves provide a serene backdrop, especially during autumn when the foliage is vibrant. The Treasure Island Beach – Lake Fairlee loop is particularly noted for following the shores of Lake Fairlee.
Given the varied terrain and moderate elevation changes, it's advisable to wear comfortable trail running shoes with good grip. Layered clothing is recommended, especially during cooler months, to adapt to changing temperatures. Always check the weather forecast before your run and consider bringing water, especially for longer routes.
Runners who have explored Thetford Hill State Forest with komoot often praise the tranquil natural environment, the variety of forested trails, and the scenic beauty of the ponds and gentle hills. The network of trails offers a refreshing escape into nature, with routes like the Bernajean Pond loop being a popular choice for its views.
While all routes are rated moderate, beginners can find suitable options by choosing shorter distances and routes with less overall elevation gain. The Lyme Hill trail, at 5.2 km, is one of the shorter loops and could be a good starting point for those new to trail running in the area.
Thetford Hill State Forest is home to various wildlife due to its forested areas and natural ponds. While sightings are never guaranteed, runners might encounter deer, various bird species, and smaller woodland creatures. Maintaining a quiet pace and being observant can increase your chances of spotting local fauna.


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