4.6
(24)
129
riders
7
rides
Gravel biking around Blackwells Mills is centered on the historic Delaware and Raritan Canal State Park, offering extensive no traffic gravel bike trails. The region features a blend of shaded forests, wetlands, and open meadows alongside the Millstone River. The D&R Canal towpath provides a generally well-maintained surface of reddish dirt, with sections of easy gravel and some paved areas, suitable for gravel cycling. This area is characterized by its flat terrain and historical significance, providing accessible routes for various skill levels.
Last updated: May 12, 2026
4.5
(2)
18
riders
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
6
riders
27.7km
01:19
50m
50m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
5.0
(3)
5
riders
13.7km
00:40
10m
10m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Blackwells Mills
This is such a great path and excellent maintenance. A place just not to bike and enjoy nature but to connect people and places.
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Wear goggles or glasses and keep your mouth closed. Lot of bugs
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This historic district has so many stories to tell, starting with the Lenni Lenape Indians that originally occupied this area. Many of their artifacts have been found in this area, along with signs of early European settlers and 18th-century agriculture.
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This is a great way along the canal and should used
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The Delaware and Raritan Canal Towpath is a 72-mile portion of the East Coast Greenway. This is a paved, multi-use path. The East Coast Greenway travels through 15 states and over 3,000 miles.
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This is a good path also for road bikes. There are a few cobbled bits that form overflows from the canal to the river but they are easily crossed by pushing the bike.
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This is a good gravel path suitable also for road bikes. There are some short segments made of cobbles that are meant as overflows from the canal to the river, but they are easy to ride over.
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The bike path follows the canal, which was originally built in the 1830s as a transportation corridor between NYC and Philadelphia. It's a truly beautiful place to ride your bike at.
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There are 7 dedicated no-traffic gravel bike trails around Blackwells Mills, offering a range of experiences for cyclists. These routes are designed to keep you away from vehicular traffic, providing a peaceful ride.
The primary terrain you'll encounter is the historic Delaware and Raritan (D&R) Canal towpath, known for its reddish dirt and generally well-maintained surface. While mostly easy gravel, some sections might be paved, making it suitable for a wide range of gravel bikes. Expect flat, scenic paths along the canal, with some routes venturing into slightly more varied terrain like the Tenmile Run Mountain loop from Blackwells Mills.
Yes, the D&R Canal towpath is largely flat and well-maintained, making it ideal for families. Routes like the Gravel loop from Blackwells Mills offer an easy introduction to gravel biking with minimal elevation gain, perfect for riders of all ages and skill levels.
You can explore several historical points of interest. The most prominent is the historic Blackwells Mills Canal House, located at the intersection of Blackwells Mills and Canal Roads. The entire D&R Canal itself is a historic feature, originally built in the 1830s. You can also visit the Delaware and Raritan Canal Towpath and the Delaware & Raritan Canal Towpath β Griggstown sections, which are part of the Millstone Valley Scenic Historic Corridor.
Absolutely. The D&R Canal towpath winds through shaded forests, wetlands, and open meadows, providing excellent opportunities for wildlife spotting. Keep an eye out for herons, turtles, and various bird species. The area offers a sense of a private wooded corridor, allowing you to immerse yourself in nature. Nearby, the Sourland Mountain County Preserve also offers beautiful woodlands to explore.
Parking is generally available at various access points along the D&R Canal. In Blackwells Mills, you can often find parking areas near the Blackwells Mills Causeway, which connects River Road with Canal Road, providing convenient access to the towpath.
While Blackwells Mills is a more rural area, public transport options might be limited. It's advisable to check local bus schedules or ride-sharing services for connections to Franklin Township or nearby towns, but direct access to the trailheads via public transport may require some planning. Driving is generally the most convenient way to reach the trailheads.
Spring and fall generally offer the most pleasant conditions for gravel biking in Blackwells Mills, with mild temperatures and beautiful foliage. Summer can be enjoyable, but be prepared for warmer weather and potential humidity. Winter riding is possible, but check trail conditions as some sections might be muddy or icy after precipitation.
Yes, there are circular routes that allow you to start and end in the same location. For example, the View of the D&R Canal β Raritan Canal Towpath loop from Blackwells Mills offers a substantial loop experience, combining sections of the towpath with other local roads to create a varied ride.
The komoot community highly rates the gravel biking experience in Blackwells Mills, with an average score of 4.4 stars. Riders frequently praise the peaceful, traffic-free nature of the D&R Canal towpath, the scenic views, and the historical charm of the area. The accessibility for various skill levels and the well-maintained surfaces are also commonly highlighted.
Blackwells Mills itself is a small, historic hamlet, so dedicated cafes directly on the trail might be limited. However, you can find dining options and cafes in nearby towns such as Griggstown, Rocky Hill, or Princeton, which are a short drive from the D&R Canal access points. It's a good idea to pack snacks and water for your ride.
The D&R Canal State Park towpath is generally dog-friendly, allowing leashed dogs. However, always ensure your dog is under control, and be mindful of other trail users, including cyclists, hikers, and equestrians. Please remember to clean up after your pet to maintain the cleanliness of the park.


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