Highlight • Structure
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The Dam on the DuPage River Trail refers to a significant man-made structure, most notably the Fawell Dam, located on the West Branch of the DuPage River within the expansive McDowell Grove Forest Preserve in DuPage County, Illinois. Situated upstream of Naperville at an elevation of 171 meters, this large earthen floodgate plays a crucial role in flood control for the downstream communities. It stands as a prominent landmark along the extensive DuPage River Trail system, offering a unique blend of natural beauty and engineering marvel.
What draws many visitors to this location is the fascinating interplay between the natural river environment and the dam's vital function. Hikers and cyclists appreciate the interesting infrastructure designed to control floodwaters, providing a tangible sense of the river's management. The dam itself, while serving a practical purpose, is seamlessly integrated into the scenic DuPage River Trail, making it a notable point of interest for those exploring the area.
Before visiting, it's helpful to know that the trails within McDowell Grove Forest Preserve, which lead to the dam, consist of nearly 7 miles of looped turf and limestone paths suitable for various activities. While parking is available within the preserve, direct access points to the river for paddlers near the dam might require a short walk from designated parking areas. Visitors should also be aware of warning signs regarding flood conditions, especially during periods of heavy rain, as the dam's primary role is flood management.
The area around the dam offers diverse activities throughout the year. The McDowell Grove Forest Preserve is particularly known for its spectacular fall colors, making autumn an ideal time for a visit. Beyond hiking and cycling, the preserve's trails are popular for cross-country skiing and horseback riding. Fishing opportunities are available in the West Branch DuPage River, which is stocked with smallmouth bass for catch-and-release, and in Mud Lake, providing a peaceful pastime for anglers.
Visitors often highlight the dam's role in protecting Naperville from flooding, offering a glimpse into the region's water management efforts. Being directly on the DuPage River Trail, it serves as a natural stopping point for those traversing the path. The West Branch of the DuPage River, which the dam controls, stretches for 35 miles, flowing through several Illinois communities including Bartlett, Wayne, Wheaton, Warrenville, Winfield, and Naperville, showcasing the river's broad impact.
Whether you're interested in the engineering behind flood control, seeking a scenic spot for a walk, or looking to connect with the broader DuPage River Trail system, this landmark offers a compelling experience. You can explore various trails near the Dam on the DuPage River Trail, with komoot providing numerous routes for hiking, cycling, and trail running. These options cater to different preferences, allowing you to discover the diverse landscapes and features of this significant Illinois waterway.
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Nearby routes
Best routes near Dam on the DuPage River Trail

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The Illinois Prairie Path, Fox River, and DuPage River Trails Loop offers a diverse touring cycling experience, blending natural beauty with urban passages. You'll traverse recreated prairies and dense woodlands, enjoy picturesque riverfront views along the Fox River, and pass through charming towns like St. Charles and Batavia. The terrain varies from smooth asphalt to crushed limestone, providing a dynamic ride that keeps things interesting.
This difficult 48.7-mile (78.3 km) loop, with its 670 feet (204 metres) of elevation gain, is a substantial undertaking, typically requiring around 5 hours and 29 minutes to complete. Plan your start point carefully, as there are many access points along the connected trails in the western suburbs. Be prepared for changing trail surfaces, especially after rain, and carry enough water for the duration.
This route is a testament to the rail-to-trail movement, incorporating one of the nation's first such conversions, the Illinois Prairie Path. It connects to a vast regional network, offering a unique blend of history, nature, and community as you cycle through different environments. The journey along the West Branch DuPage River Trail, with its uninterrupted river views, is a particular highlight.

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This touring cycling route from Naperville to the Fabyan Windmill and Riverside Park offers a scenic and accessible ride, largely following the Fox River Trail and Illinois Prairie Path. You'll experience a blend of natural beauty along the Fox River, winding through forest preserves with glimpses of wildlife, and historical landmarks like the authentic Dutch Fabyan Windmill and the serene Japanese Tea Garden. The terrain is predominantly flat, with a mix of paved and crushed limestone surfaces, making it a moderate 40.0-mile (64.3 km) journey with a gentle 655 feet (200 metres) of elevation gain, typically completed in about 3 hours and 47 minutes.
Planning your visit is straightforward, as the route connects seamlessly with a larger network of cycling trails, offering flexibility for longer rides. You'll find various parks and forest preserves along the way, providing convenient resting spots and amenities. For example, Island Park is a great place to stop, offering river views, a playground, and picnic facilities with restrooms.
The historical significance of this area is a major draw; the Fabyan Windmill dates back to the 1850s, and the Fabyan Villa Museum showcases artifacts from the estate. The Illinois Prairie Path itself is notable as one of the nation's first rail-to-trail conversions, transforming old railroad lines into recreational paths. This route is perfect for those looking for a longer, relatively flat ride that combines outdoor activity with a touch of local history.
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The Fawell Dam, often referred to as the Dam on the DuPage River Trail, is located on the West Branch of the DuPage River within the McDowell Grove Forest Preserve. The preserve's main entrance is on the east side of Raymond Drive, south of Diehl Road, upstream of the City of Naperville in DuPage County, Illinois.
Yes, parking is available within the McDowell Grove Forest Preserve. While there isn't direct parking at the dam itself, visitors can park in the preserve's designated lots and access the dam via the extensive trail system. For paddlers, put-in and take-out sites are accessible via a gravel road off Raymond Drive, though parking is not available directly at this specific river access point.
The McDowell Grove Forest Preserve, where the dam is located, offers nearly 7 miles of looped turf and limestone trails suitable for hiking, cycling, and horseback riding. These trails connect directly to the larger West Branch DuPage River Regional Trail, allowing for extended exploration. Many visitors enjoy routes that incorporate the dam as a point of interest within a longer loop through the preserve's diverse woodlands and open fields.
Absolutely! The McDowell Grove Forest Preserve is very family-friendly. Its well-maintained turf and limestone trails are suitable for walks with children, and the diverse natural environment offers opportunities for wildlife spotting. Picnic areas are also available within the preserve, making it a great spot for a family outing.
Dogs are generally welcome on the DuPage River Trail and within the McDowell Grove Forest Preserve, provided they are kept on a leash. Please remember to clean up after your pet to help maintain the natural beauty and cleanliness of the preserve for all visitors.
While the trails within McDowell Grove Forest Preserve are generally well-maintained limestone and turf, specific information on fully paved or ADA-compliant wheelchair accessible sections directly to the dam is limited. It's advisable to check the Forest Preserve District of DuPage County's official website for the most current accessibility details before your visit.
The trails within McDowell Grove Forest Preserve are popular for cross-country skiing in winter, indicating they are generally traversable. However, conditions can vary significantly with snow and ice. Hikers should be prepared for potentially slippery surfaces and dress in layers. Always check local weather and trail conditions before heading out for a winter hike.
The Fawell Dam is located within the McDowell Grove Forest Preserve, which is a natural area. There are no cafes or restaurants directly within the preserve. However, the preserve is situated upstream of Naperville, where you can find a wide variety of dining options and cafes just a short drive away.
The McDowell Grove Forest Preserve offers diverse habitats for wildlife. Visitors often spot eastern bluebirds, Cooper's hawks, egrets, and great blue herons. The West Branch DuPage River and Mud Lake also provide opportunities for observing aquatic life. Early mornings or late afternoons are often the best times for wildlife viewing.
The Fawell Dam was constructed between 1969 and 1971 primarily for flood control in downtown Naperville. The McDowell Grove Forest Preserve itself has a rich history, having served as a Civilian Conservation Corps (CCC) camp in the 1930s and later as a secret installation for radar development during World War II. Remnants of this history can still be explored within the preserve.
Yes, historically, a dam was located in the Warrenville Grove Forest Preserve on the West Branch of the DuPage River, built in 1847 to power a gristmill. This dam was removed in 2012 for habitat restoration, but visitors can still see the remnants of its limestone abutments and walk across the historic millrace, offering another glimpse into the river's past industrial use.