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Middlesex County

Mill Pond – Assabet River Dam loop from South Acton

Middlesex County

Mill Pond – Assabet River Dam loop from South Acton

Easy

3.0

(3)

83

riders

Mill Pond – Assabet River Dam loop from South Acton

01:53

29.4km

140m

Gravel riding

Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: June 26, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Caouette-Simeone Conservation Restriction

Assabet National Wildlife Refuge

Waypoints

A

Start point

Train Station

Get Directions

1

1.11 km

Mill Pond Footbridge and View

Highlight • Bridge

There is a footbridge that crosses over Mill Pond and offers views from both sides of the bridge. The reservoir is sometimes referred to as Fort Pond Brook Reservoir because …

Tip by

2

1.11 km

Mill Pond

Highlight • Lake

There is a footbridge that crosses over Mill Pond and offers views from both sides of the bridge. The reservoir is sometimes referred to as Fort Pond Brook Reservoir because …

Tip by

3

2.56 km

Pond View on Assabet River Rail Trail

Highlight • Lake

4

2.99 km

Assabet River Rail Trail

Highlight (Segment) • Cycleway

The Assabet River Rail Trail is a cool 8.6-mile, asphalt-surfaced trail that connects the five old mill towns of Marlborough, Hudson, Stow, Maynard, and Acton. A further four or so miles are planned to be added to this scenic trail.

Tip by

5.77 km

Thanksgiving Pond

Lake

6

11.7 km

Pine Garden Trail, Assabet National Wildlife Refuge

Highlight • Trail

Lots of trails with old ammunition bunkers (see photos), lakes, and forest. Easy, flat hiking good for any length. Parking is available at multiple locations along the road in the …

Tip by

7

23.1 km

Assabet River Dam

Highlight • Structure

The Assabet is a "working river" and observed from above, it seems to be stapled to the landscape by bridges.

Over its 31-mile route, more than 40 bridges span it.

Tip by

27.0 km

Red Acre Woodlands North

Nature Reserve

B

29.4 km

End point

Train Station

Way Types & Surfaces

Way Types

13.4 km

6.78 km

6.29 km

2.52 km

341 m

< 100 m

Surfaces

14.9 km

13.6 km

727 m

174 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

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Weather

Powered by Foreca

Today

Sunday 5 July

29°C

19°C

14 %

Additional weather tips

Max wind speed: 15.0 km/h

to get more detailed weather forecasts along your route

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