08:16
32.7km
60m
Hiking
The Mary Carter Greenway Trail offers a long and varied hiking experience along the South Platte River. You will find yourself on paved and crushed stone surfaces, passing through lush green meadows and alongside shimmering lakes like Eaglewatch Lake and Redtail Lake. This route is a difficult 20.3 miles (32.7…
Last updated: April 23, 2026
Waypoints
Start point
Parking
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7.91 km
Highlight • Lake
Tip by
11.0 km
Highlight • Lake
Tip by
13.5 km
Highlight • Lake
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13.5 km
Highlight • Lake
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17.1 km
Highlight • Trail
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18.5 km
Highlight • River
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18.6 km
Highlight • Monument
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21.8 km
Highlight • Viewpoint
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32.4 km
Highlight • Parking
32.7 km
End point
Parking
Way Types & Surfaces
Way Types
31.1 km
1.07 km
449 m
< 100 m
Surfaces
30.3 km
1.02 km
725 m
406 m
257 m
< 100 m
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This route was planned by komoot.
Yes, the trail is generally considered easy and suitable for all fitness levels, including beginners and families. It's mostly flat with no steep climbs, making it ideal for casual walks, running, and cycling. It's also wheelchair accessible in many sections.
The Mary Carter Greenway Trail primarily features mostly flat and paved surfaces, predominantly concrete. For pedestrians and wheelchair users, there's often an adjacent crushed stone (or "crusher fines") path running parallel to the main paved trail. While largely smooth, some sections might have natural surface side trails, particularly closer to the river or through forested areas.
You'll enjoy diverse scenery along the trail, following the South Platte River with views of lush meadows and shimmering lakes. Highlights include Eaglewatch Lake, Redtail Lake, and South Platte Reservoir. Keep an eye out for Views of the South Platte River and the Centennial Pond Sunset View. You might even spot the unique SpaceX Falcon 9 First Stage Booster B1021 monument.
Despite its urban setting, the trail provides a valuable natural oasis. Visitors often spot abundant wildlife, including deer, elk, and coyotes. The river and lake areas also attract various bird species.
The trail has numerous access points along its length. A notable parking area is Park and Rafters. For detailed information on specific trailheads and parking, it's recommended to check local park resources or the visitlittleton.org website.
Yes, the Mary Carter Greenway Trail is a crucial spine within the extensive Denver metropolitan trail system. It connects to other major trails like the Platte River Trail, Lee Gulch, High Line Canal Trail, and the C-470 trail. The route also passes through sections of the South Platte River Trail, Littleton L2, Littleton L12, and Littleton L6.
The trail can be enjoyed year-round, but spring and fall offer the most pleasant temperatures for hiking and cycling. Summer can be warm with limited shade, while winter hiking is possible, though conditions may vary. Always check local weather and trail conditions before heading out.
Yes, dogs are generally allowed on the Mary Carter Greenway Trail. However, they must be kept on a leash at all times, and owners are responsible for cleaning up after their pets. Please respect all posted signage regarding pet regulations.
Generally, there are no permits or entrance fees required to access the Mary Carter Greenway Trail itself or South Platte Park. However, specific events or activities within the park might have associated fees. It's always a good idea to check the official South Platte Park website for any updates on regulations or special requirements.
The trail is well-equipped for longer outings. You'll find convenient rest areas, restrooms, drinking fountains, shaded picnic areas, and even bike repair stands along the route. These amenities make it easy to enjoy a full day out on the trail.
The Mary Carter Greenway Trail is primarily an out-and-back trail, following the South Platte River. However, its extensive connectivity to other trails allows for various loop options if you plan your route using the broader Denver metropolitan trail system.