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Hiking trails & Routes
Middlesex County
Marlborough

Lake Williams Trail

Easy

5.0

(1)

25

hikers

Lake Williams Trail

00:49

3.21km

10m

Hiking

Embark on an easy hike around Lake Williams, a 2.0-mile (3.2 km) loop that offers a refreshing escape. You will gain a gentle 36 feet (11 metres) in elevation, making this route suitable for nearly everyone and completable in about 49 minutes. The trail winds through shady woods, featuring both…

Last updated: April 23, 2026

Waypoints

A

Start point

Parking

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B

3.21 km

End point

Parking

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Way Types & Surfaces

Way Types

1.72 km

1.38 km

108 m

Surfaces

1.59 km

1.01 km

474 m

119 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

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Today

Sunday 11 October

14°C

3°C

71 %

Additional weather tips

Max wind speed: 10.0 km/h

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Comments

September 1, 2024,Lake Williams Marlborough
Back in May on my Boston to Worcester ride I passed this lake which seemed really popular. Little did I know that just 5 days before my visit they had opened a new boardwalk across the lake. It's as close as you'll get to Jesus walking on water. This is a really neat idea which I hope other cities and …
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Frequently Asked Questions

Where can I park to access the Lake Williams Trail?

The trail is located in Marlborough, Massachusetts. While specific parking lots aren't detailed, access points are typically found around the lake. Look for designated parking areas near the trailheads.

Is the Lake Williams Trail dog-friendly?

No, pets are strictly prohibited on the Lake Williams Trail. This is due to the sensitive nature of Lake Williams as a backup water supply for the area.

What is the best time of year to hike this trail?

The trail offers diverse scenery year-round. Spring and fall are particularly good for birdwatching during migration. Be aware that the unique floating boardwalk closes seasonally, typically during winter months.

Are there any permits or entrance fees required for the Lake Williams Trail?

No, there are no permits or entrance fees required to access and hike the Lake Williams Trail.

Is the trail suitable for beginners or families with children?

Yes, the Lake Williams Trail is considered easy and is suitable for beginners and families. It's a short loop with generally flat terrain, making it accessible for a leisurely walk.

What kind of terrain and scenery can I expect on the route?

You can expect varied terrain including asphalt, boardwalk, and dirt paths. The scenery features shady woods, young woodland, mature trees, and wetland boardwalks. You'll have continuous views of Lake Williams, though some sections may also show nearby roadways and buildings.

What are the unique features or points of interest along the route?

The most distinguishing feature is the recently completed half-mile long floating boardwalk. This unique addition allows you to "walk on water" across Lake Williams, offering distinct water views. It includes cutouts where you can pause and take in the surroundings.

Are there any specific rules or restrictions I should be aware of?

Yes, due to Lake Williams being a backup water supply, activities such as fishing, pets, and water access are strictly prohibited. The floating boardwalk also closes seasonally, so check local advisories if planning a winter visit.

Is the Lake Williams Trail a loop?

Yes, the Lake Williams Trail is a loop, approximately 1 to 1.5 miles long, encircling the 113-acre Lake Williams.

Can I hike the trail in winter?

While the trail itself may be accessible, the floating boardwalk, a major feature, closes seasonally, typically during the colder months. Be prepared for potentially icy or snowy conditions on other parts of the trail.

What kind of wildlife can I expect to see along the trail?

The trail offers opportunities for birdwatching, especially during spring and fall migrations. You might spot various bird species around the lake and in the wooded areas.

How long does it typically take to complete the Lake Williams Trail?

The trail is approximately 1 to 1.5 miles long. Most hikers complete it in about 50 minutes, making it a great option for a leisurely walk or run.

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