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Allsop-Fisher Saltmarsh – Louis C. Clark Sanctuary loop from Syosset

Allsop-Fisher Saltmarsh – Louis C. Clark Sanctuary loop from Syosset

Moderate

4.7

(7102)

7,103

riders

Allsop-Fisher Saltmarsh – Louis C. Clark Sanctuary loop from Syosset

04:05

94.3km

620m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: May 28, 2026

Tips

Cycling is not permitted along parts of this route

After 0 m for 237 m

After 94.1 km for 237 m

Waypoints

Start point

Train Station

Get Directions

25.4 km

View of Inner Harbour

Highlight • Viewpoint

As you ride over Northern Boulevard, there is a lovely view to the north, across the reed beds and out to Inner Harbour.

Tip by

26.6 km

Cold Spring Harbor Laboratory Beach

Highlight • Beach

Step off the bike and head down the short path to reach the beach. The beach is long and sandy and relatively quiet. A perfect spot to take a mid ride rest.

Tip by

33.0 km

Theodore Roosevelt Sanctuary and Audubon Center

Highlight • Natural Monument

Theodore Roosevelt Sanctuary and Audubon Center is a nature preserve and educational facility for environmental conservation and education. It was named in honor of President Theodore Roosevelt, known for his progress in conservation. Theodore Roosevelt is buried right next door in the Youngs Memorial Cemetery.

Tip by

36.4 km

Mill Pond

Highlight • Lake

Mill Pond covers an area of 20 acres with a maximum depth of 5 feet. It is home to various fish species, including Largemouth Bass, Chain Pickerel, Carp, Brown Bullhead, American Eel, Brown Trout, and Rainbow Trout.

Tip by

36.7 km

Beekman Beach

Highlight • Beach

For a small beach this has an absolutely stunning seascape view. It simply is a wonderful place to stop off for a few minutes to look out across Oyster Bay.

Tip by

42.4 km

Allsop-Fisher Saltmarsh

Highlight (Segment) • Natural

Allsop-Fisher Saltmarsh is not directly open for the public to explore, as it is a protected area, but you can get a good look down into the marsh from the bridge running over it on Cleft Road. This saltmarsh, like many others, is vital to the natural area and to the locals who live here due to its role as a storm buffer, nutrient supply, and diverse ecosystem.

Tip by

55.8 km

Louis C. Clark Sanctuary

Highlight • Natural

The Louis C. Clark Sanctuary is on Valentine's Road in Old Brookville, New York, and spans eight acres. It was originally part of Valentine Farm until it was donated by Frances S. Weeks in 1965 to The Nature Conservancy and was later transferred to the North Shore Land Alliance in 2012. This sanctuary safeguards a freshwater marsh and swamp within the Cedar Swamp Creek watershed, featuring cattail, buttonbush, red maple, and tupelo.

Tip by

72.7 km

Lake Success

Highlight • Lake

Enjoy all the Park has to offer! Besides the baseball field, basketball court, tennis courts, and .22 mile running track, a volleyball court has been set up on the grass and two all- weather tennis courts have also been lined to accommodate four pickle ball courts.

Tip by

94.3 km

End point

Train Station

Way Types & Surfaces

Way Types

67.3 km

15.6 km

9.62 km

1.34 km

324 m

123 m

Surfaces

84.9 km

9.14 km

208 m

Elevation

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

Highest point (90 m)

Lowest point (0 m)

Weather

Today

Thursday 16 July

32°C

23°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

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Description

If you're looking for a substantial road cycling challenge that combines suburban stretches with glimpses of Long Island's natural beauty, the Allsop-Fisher Saltmarsh – Louis C. Clark Sanctuary loop from Syosset is a moderate 58.6 miles (94.3 km) route with 2027 feet (618 metres) of climbing, typically taking around 4 hours and 4 minutes. This route is best for experienced road cyclists who enjoy longer distances and are comfortable navigating local roads to connect scenic points of interest.

What to expect on Allsop-Fisher Saltmarsh – Louis C. Clark Sanctuary loop from Syosset

This road cycling route takes you through a varied landscape, primarily on paved roads around Syosset and the North Shore. While you won't be cycling directly through the natural preserves, you'll pass by the Louis C. Clark Sanctuary, offering views of its freshwater marsh and woodlands, known for diverse wildlife like green herons. Further along, you'll get a scenic view of the Allsop-Fisher Saltmarsh from the Cleft Road bridge, a vital coastal ecosystem. Expect a moderate effort due to the distance and elevation gain, making it suitable for cyclists with good fitness looking for popular cycling routes on Long Island's North Shore.

Planning your visit

Since this is a self-planned road cycling loop connecting points of interest, there isn't a single dedicated trailhead. You'll primarily be on public roads. The Louis C. Clark Sanctuary has a tiny parking area if you wish to stop and explore its hiking trails on foot, but it's not designed for high-traffic cycling access. The Allsop-Fisher Saltmarsh is a protected area, best viewed from the Cleft Road bridge. Given the length, ensure you carry sufficient water and nutrition, especially during warmer months. The route can be enjoyed throughout the cycling season, but always check local traffic conditions.

Trail details

Distance: 58.6 miles (94.3 km)
Elevation gain: 2027 feet (618 metres)
Difficulty: moderate
Estimated time: 4 hours and 4 minutes

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Allsop-Fisher Saltmarsh – Louis C. Clark Sanctuary loop from Syosset

View of Inner Harbour

Cold Spring Harbor Laboratory Beach

Theodore Roosevelt Sanctuary and Audubon Center

Mill Pond

Beekman Beach

Allsop-Fisher Saltmarsh

Louis C. Clark Sanctuary

Lake Success

Nearby routes

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