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Hiking in Thetford Hill State Park offers routes through a serene forest setting, characterized by picturesque mixed woodlands. The park is situated on the eastern slope of a short ridge of hills, including the summit areas of Sunset Hill. While historically known for panoramic views, significant reforestation has largely obscured these vistas, providing a predominantly forested experience.
Last updated: July 12, 2026
4
hikers
8.70km
02:25
160m
160m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
1
hikers
4.84km
01:19
60m
70m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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1.36km
00:23
30m
30m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4
hikers
2.79km
00:53
120m
120m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5
hikers
5.20km
01:41
240m
240m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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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 hike to reach Lyme Hill can be classified between easy and moderate. It's a short trail of .85 miles (one-way) that includes some, not very tough, inclines and is suited for families as well. The path leads through the forest, over wooden bridges and along little creeks.
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Slade Brook Waterfall is a small cascade along the trail of the same name. The trail to reach the waterfalls starts at Connecticut River and leads all the way to Lyme Road, while the waterfalls are situated at the middle point.
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Komoot features a selection of 4 hiking routes within Thetford Hill State Park. These trails offer a variety of experiences through the park's serene forest setting.
The trails in Thetford Hill State Park are generally easy to moderate. You'll find 3 easy routes and 1 moderate route, making the park accessible for various fitness levels.
Yes, several routes offer circular paths. For example, the moderate View of Houghton Hill loop from West Fairlee is a great option, covering 8.7 km. Another easy circular trail is the Lyme Hill Trail – Lyme Hill loop from Lyme Common Historic District, which is 5.2 km long. The Cabin on Gile Mountain – Firetower on Gile Mountain loop from Gile Mountain is a moderate 2.2 km loop that includes a firetower.
Yes, Thetford Hill State Park offers several family-friendly options, particularly the easy trails. The Slade Brook Waterfall Trail — Hanover, New Hampshire is a short, easy 1.4 km path that is ideal for a gentle walk with children.
While the park is generally welcoming to visitors, it's always best to check local regulations regarding dogs, especially leash laws. Most state parks in Vermont allow leashed dogs on trails.
Yes, the Slade Brook Waterfall Trail — Hanover, New Hampshire is an easy 1.4 km route specifically named for its waterfall feature, offering a pleasant natural attraction.
Thetford Hill State Park is characterized by serene mixed woodlands and forested hills. While historical panoramic views from Sunset Hill are now largely obscured by reforestation, the park still offers a lush, natural environment for hiking and enjoying the forest.
The park has a rich history, with facilities initially developed by the Civilian Conservation Corps (CCC) in the 1930s. These historic elements, such as parts of the park road and remnants of old stone fireplaces, contributed to the park's listing on the National Register of Historic Places in 2002.
Thetford Hill State Park is a day-use park, and parking is typically available at designated areas near trailheads. It's advisable to check specific trailhead information for the most accurate parking details.
The park's trails, including the renowned Woods Hill Trail, are suitable for walking, cross-country skiing, and snowshoeing throughout the year. Spring and fall offer pleasant temperatures and vibrant foliage, while summer provides lush greenery. Winter hiking and snow sports are also popular.
Yes, the park is suitable for winter activities. The Woods Hill Trail, in particular, is well-suited for cross-country skiing and snowshoeing, offering a beautiful winter experience through the mixed woodlands.
Historically, Sunset Hill within the park was known for commanding views. However, significant reforestation over the decades has largely obscured these panoramic vistas. The park now offers a predominantly forested experience rather than expansive overlooks.
Thetford Hill State Park is primarily a day-use park focused on dispersed recreation along its trails. While it once featured facilities like a log picnic shelter and fireplaces, these are no longer operational for public use. Visitors should plan for a self-sufficient hiking experience.


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