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Routes
Road cycling routes
United States
Massachusetts
Middlesex County
Lexington

Harold Parker State Forest loop

Moderate

4.7

(4241)

10,361

riders

Harold Parker State Forest loop

03:30

84.2km

550m

Road cycling

Embark on the Harold Parker State Forest loop, a moderate road cycling route spanning 52.3 miles (84.2 km) with an elevation gain of 1801 feet (549 metres). This journey, estimated to take 3 hours and 30 minutes, offers a diverse ride through Massachusetts' scenic landscapes. You will cycle past numerous ponds and rolling hills, experiencing a mix of paved roads and wider dirt paths. Keep an eye out for tranquil spots like Silver Lake, nestled among hardwood, hemlock, and white pine trees. The terrain also features rocky outcroppings, adding to the varied scenery.

Planning your ride is straightforward, as the forest is located less than an hour north of Boston, making it an accessible escape for cyclists. While many roads within the forest are quiet, be mindful that some parts of the route may briefly cross or use busier state routes such as 114 and 97. If you are looking for a more relaxed option, the mile-long paved Berry Pond Road is closed to motorized traffic, providing a safe and pleasant detour.

Beyond the natural beauty, the Harold Parker State Forest holds a rich history, with remnants of 18th-century farming and milling operations scattered throughout. These historical touches add an extra layer of interest to your ride, allowing you to connect with the past as you pedal through the present. The route is well-suited for road bikes with wider tires or gravel bikes, ensuring you can comfortably navigate both paved and unpaved sections.

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

Get Directions

1

34.1 km

Skug River Reservation

Highlight • Forest

The mountain bike trails in this area are great and easy to follow. They are not technical at all. Nevertheless some features – like the boardwalks along the ponds – can be exciting for novice riders.

Tip by

2

36.5 km

Harold Parker State Forest

Highlight • Forest

Harold Parker State Forest has a great network of awesome singletracks. Altogether there are about 35 miles of well maintained mountain bike trails. If you want to explore all of them just stay a whole weekend and reserve your campsite here: reserveamerica.com/explore/harold-parker-state-forest/MA/32608/overview

Tip by

3

58.5 km

Silver Lake

Highlight • Lake

This small lake features a lovely beach along its shoreline and is a fantastic place for a break during your ride. It is a popular spot in the summer, ideal for a getaway to enjoy some sunshine for the day away from the city.

Tip by

B

84.2 km

End point

Parking

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Way Types & Surfaces

Way Types

71.3 km

9.78 km

2.97 km

177 m

< 100 m

< 100 m

< 100 m

Surfaces

81.2 km

2.84 km

191 m

< 100 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (100 m)

Lowest point (20 m)

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Weather

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Friday 5 June

32°C

15°C

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Frequently Asked Questions

What is the terrain like for road cycling on this route?

The route offers a varied terrain suitable for road cycling. You'll find paved roads, including the mile-long Berry Pond Road which is closed to motorized traffic and ideal for families. There are also wider dirt paths and gravel roads, such as the 1.1-mile Harold Parker Road, which has a moderate grade. While many sections are well-suited for road bikes, some unpaved segments might be challenging for standard road bikes, so wider tires or a gravel bike could be beneficial. Expect rolling hills, especially on roads extending into surrounding towns like Boxford and Middleton.

Is this route suitable for beginner road cyclists?

The difficulty of road cycling in Harold Parker State Forest varies. While the overall loop is rated as 'moderate', there are sections that are quite beginner-friendly, such as the flat, paved Berry Pond Road. However, the full 84 km route includes rolling hills and some potentially unpaved segments that might require better fitness or a more robust road bike. Beginners might consider shorter, flatter sections within the forest or opt for a gravel bike for more comfort on varied surfaces.

What can I see along the route?

Along the route, you'll experience picturesque scenery with numerous ponds like Field Pond, Collins Pond, and Berry Pond. The forest itself is a mix of hardwood, hemlock, and white pine, providing a serene natural backdrop. You'll also pass through sections of the Skug River Reservation and the Harold Parker State Forest, with views of Silver Lake. Keep an eye out for remnants of 18th-century farming and milling operations scattered throughout the landscape.

Where can I park to access the Harold Parker State Forest loop?

While the specific starting point for this loop near Lexington isn't detailed, Harold Parker State Forest offers several parking areas. A notable option for cyclists is near Berry Pond Road, which provides access to a mile-long paved section closed to motorized traffic. You can also find parking at various trailheads and access points throughout the forest, which spans Andover, North Andover, Middleton, and North Reading. Check the official park website for the most current parking information and directions.

Are dogs allowed on the cycling routes in Harold Parker State Forest?

Yes, dogs are generally allowed in Harold Parker State Forest. However, they must be kept on a leash at all times while on trails and in public areas. Please ensure you clean up after your pet to help keep the forest enjoyable for everyone.

What is the best time of year to cycle this route?

The best time of year for road cycling this route is typically spring, summer, and fall. Spring offers lush greenery and blooming wildflowers, while fall provides stunning foliage. Summer is also great, but be prepared for warmer temperatures. Winter cycling is possible, but conditions can be challenging due to snow and ice, especially on unpaved sections, and some roads may not be plowed regularly.

Do I need a permit or is there an entrance fee for Harold Parker State Forest?

Harold Parker State Forest generally does not require an entrance fee for day use. However, there might be fees for specific activities like camping or for parking at certain designated lots, especially during peak season. It's always a good idea to check the official Massachusetts DCR (Department of Conservation and Recreation) website for the most up-to-date information on any potential fees or permits required for your visit.

Does this route intersect with other well-known cycling paths?

Yes, this route intersects with several other paths. You'll find sections that overlap with the Mystic Link Trail, ACROSS Lexington Route A, Circuit Trail Bedford (Outer), and the Bay Circuit Trail. Other smaller segments include the Andover Community Paths, Minuteman Bikeway, and the Middlesex Canal Path. These intersections offer opportunities to extend or modify your ride if you wish to explore further.

Are there any family-friendly cycling options within Harold Parker State Forest?

Absolutely! The Harold Parker State Forest is known for its family-friendly options. The most notable is Berry Pond Road, a mile-long paved road that is closed to motorized traffic. This section is flat, safe, and ideal for families with younger riders or those looking for a leisurely, easy ride away from vehicle traffic.

What kind of bike is best suited for this loop?

Given the mix of paved roads and wider dirt/gravel paths, a road bike with wider tires (28mm or more) or a gravel bike would be ideal for this loop. While a standard road bike can manage the paved sections, a gravel bike will provide more comfort and capability on the unpaved segments and rolling hills, making for a more enjoyable and versatile ride.

How long does it typically take to complete the Harold Parker State Forest loop?

This loop is approximately 84 kilometers (52 miles) long. For an average road cyclist, it typically takes around 3 hours and 30 minutes to complete, depending on your pace, fitness level, and how many stops you make to enjoy the scenery.

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