Boston Marathon and Charles River Loop
Boston Marathon and Charles River Loop
3.4
(28)
75
riders
01:47
42.6km
280m
Road cycling
Cycle the Boston Marathon and Charles River Loop for an easy road cycling experience that combines urban views with riverside tranquility. This 26.5-mile (42.6 km) route offers continuous vistas of the Charles River, passing landmarks like the Boston University Bridge. You will gain 920 feet (280 metres) in elevation, making…
Last updated: April 23, 2026
Tips
Includes a segment in which cycling is not permitted
After 21.2 km for 108 m
Waypoints
Start point
Parking
Get Directions
18.6 km
Highlight • Bridge
Translated by Google •
Tip by
19.1 km
Highlight (Segment) • Viewpoint
Tip by
21.2 km
Highlight • Natural
Tip by
42.6 km
End point
Parking
Way Types & Surfaces
Way Types
27.8 km
9.58 km
3.06 km
1.88 km
273 m
Surfaces
41.9 km
588 m
163 m
< 100 m
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Elevation
Highest point (70 m)
Lowest point (0 m)
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Weather
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Today
Tuesday 26 May
28°C
12°C
0 %
Additional weather tips
Max wind speed: 16.0 km/h
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This route was planned by komoot.
This loop is rated as easy for racebiking, covering 42.6 km with an elevation gain of approximately 280 meters. While it incorporates elements reminiscent of the Boston Marathon route, it's designed as a loop that is generally fast and accessible. You'll experience mostly flat, paved sections, particularly along the Charles River, with some rolling hills that contribute to the elevation gain, making it a good balance for a racebike ride.
For racebikers, this 42.6 km loop typically takes around 1 hour and 46 minutes to complete. This duration is an estimate and can vary based on your cycling speed, fitness level, and how often you stop to enjoy the scenery.
While the komoot tour starts near Wellesley Hills, convenient parking for accessing the Charles River sections of this loop can be found at various points along the river. Consider parking near John F. Kennedy Memorial Park in Cambridge or other public parking areas along Memorial Drive or Storrow Drive, keeping in mind city parking regulations and availability.
Yes, despite its name, the 'Boston Marathon and Charles River Loop' as a racebike tour is rated easy and is generally suitable for beginners who are comfortable with a 42.6 km distance. The Charles River sections are particularly flat and well-paved, offering a very accessible ride. The loop's overall design avoids the most challenging climbs of the full Boston Marathon course.
The best times to cycle this route are typically spring, summer, and fall. Spring offers pleasant temperatures and blooming foliage, while summer is great for long daylight hours. Fall provides beautiful autumn colors. Winter cycling is possible but requires appropriate gear for colder temperatures and potential icy conditions, especially on shaded sections.
Dogs are generally allowed on the paved paths along the Charles River, but they must be kept on a leash at all times. Always be mindful of other path users, including pedestrians and other cyclists. Specific rules may vary in certain park sections, so look for posted signage.
No, you do not need any special permits or have to pay entrance fees to cycle the public paths and roads that make up the Boston Marathon and Charles River Loop. It's freely accessible for recreational use.
This loop offers continuous scenic views, especially along the Charles River. You'll pass by the iconic Boston University Bridge, enjoy stunning cityscapes from the View of the Charles River from Memorial Drive, and ride past John F. Kennedy Memorial Park. You'll also see the Boston and Cambridge skylines, numerous bridges, and boats on the water.
Yes, this loop extensively uses sections of the Dr. Paul Dudley White Path, which is a major component of the Charles River Greenway. It also intersects with parts of the East Coast Greenway (MA) and the Claire Saltonstall Bikeway, offering opportunities to extend your ride onto other well-known regional trails.
Yes, particularly along the Charles River sections in Boston and Cambridge, you'll find numerous cafes, restaurants, and convenience stores within easy reach of the path. The urban nature of the route means amenities are generally plentiful, especially near university campuses and commercial areas.
For this racebike loop, essential items include your racebike, helmet, water bottles, basic repair kit (spare tube, pump/CO2), and navigation (like the komoot app on your phone). Given the urban environment, a lock might be useful if you plan to stop. Sunscreen and appropriate clothing for the weather are also recommended.