Upper Charles River Reservation loop via Flowed Meadow Conservation Area
Upper Charles River Reservation loop via Flowed Meadow Conservation Area
5.0
(1850)
19,975
hikers
03:54
15.1km
80m
Hiking
Hike a moderate 9.4-mile loop through Waltham's Upper Charles River Reservation and Flowed Meadow Conservation Area, offering diverse scener
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Barnes Honorary Greenway
Forest Grove Park
Upper Charles River Reservation
Waypoints
Start point
Parking
Get Directions
2.89 km
Highlight • Natural
Tip by
7.53 km
Highlight • River
Tip by
15.1 km
End point
Parking
Way Types & Surfaces
Way Types
5.32 km
3.95 km
3.59 km
2.11 km
< 100 m
< 100 m
Surfaces
6.42 km
4.47 km
2.36 km
1.47 km
374 m
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Elevation
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Weather
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Today
Wednesday 8 July
28°C
15°C
0 %
Additional weather tips
Max wind speed: 9.0 km/h
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This route was planned by komoot.
Parking is available at various points along the Charles River Reservation. For direct access to the Flowed Meadow Conservation Area, the West Pine Street parking lot is a good option, offering access to generally accessible trails.
While the sources don't specify direct public transport to a single trailhead for this combined loop, the Upper Charles River Reservation is located in Waltham, which is served by public transportation. You would need to check local bus routes or commuter rail schedules to see which stops are closest to your intended starting point along the reservation or near Flowed Meadow Conservation Area.
Yes, both the Upper Charles River Reservation and Flowed Meadow Conservation Area are generally dog-friendly. Please ensure your dog is kept on a leash and that you clean up after them to preserve the natural environment for all visitors.
The loop offers different experiences throughout the year. Fall is particularly beautiful with changing leaf colors along the Charles River. Winter can offer opportunities for spotting bald eagles in Flowed Meadow Conservation Area. Spring and summer provide lush greenery and active wildlife. Be prepared for varied trail conditions, especially in Flowed Meadow, which can be wet.
No, there are no specific permits or entrance fees required to access the Upper Charles River Reservation or Flowed Meadow Conservation Area. These are public recreational areas.
The terrain is quite diverse. Sections along the Upper Charles River Reservation feature easy, flat, paved paths suitable for various activities. In contrast, Flowed Meadow Conservation Area offers more natural, unpaved trails that can be uneven, rocky, or rooty, with gently graded wooded sections and elevated plank "bog bridges" over wetlands. The combination makes for a varied hiking experience.
You'll enjoy picturesque riverside views along the Charles River, often with swans, ducks, and geese. Flowed Meadow Conservation Area offers diverse aquatic ecosystems, wetlands, and wooded areas, making it excellent for birdwatching. Keep an eye out for coyotes, foxes, reptiles, and various bird species, including bald eagles in winter. The fall foliage is also particularly stunning.
Yes, key highlights include the scenic Upper Charles River Reservation itself, with its river views and shaded paths. The Flowed Meadow Conservation Area is notable for its unique wetlands, glacial kettle hole, and diverse ecosystems. You'll also pass by the Moody Street Dam with city overlooks.
Yes, this route incorporates sections of several other trails. You'll find yourself on parts of the Boston Marathon trail, Charles River Path, Marty Sender Greenway, Riverwalk, Commonwealth Avenue, Charles River Greenway, Squire Bridge, Swamp Trail, Picnic Area, Mary Hunnewell Fyffe Footbridge, and Fenton Path.
The loop offers a mix of terrains. The paved sections along the Charles River are very family-friendly and accessible. However, the Flowed Meadow Conservation Area has more rugged, natural trails with uneven surfaces and bog bridges, which might be more challenging for very young children or strollers. Consider the overall length and difficulty when planning with a family.
The transition from the paved Charles River paths to the natural trails of Flowed Meadow Conservation Area marks a change in difficulty. Flowed Meadow's trails can be steep, uneven, rocky, or rooty, and feature elevated plank "bog bridges." While volunteers have improved passability, these sections require more attention and appropriate footwear, especially after rain.
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