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United Kingdom
England
East Of England
Essex
Castle Point
Canvey Island

Hadleigh Castle, the Thames Estuary & Two Tree Island loop from Benfleet

Routes
Hiking trails & Routes
United Kingdom
England
East Of England
Essex
Castle Point
Canvey Island

Hadleigh Castle, the Thames Estuary & Two Tree Island loop from Benfleet

Moderate

4.5

(42)

198

hikers

Hadleigh Castle, the Thames Estuary & Two Tree Island loop from Benfleet

04:14

16.5km

60m

Hiking

Embark on a moderate 10.3-mile (16.5 km) hike around Hadleigh Castle, the Thames Estuary, and Two Tree Island from Benfleet. This loop takes about 4 hours and 13 minutes to complete, with an elevation gain of 209 feet (64 metres). You will encounter varied terrain, from well-defined footpaths and seawall paths to grassy and unpaved sections. Enjoy extensive views of the Thames Estuary and Benfleet Creek, with the historic Hadleigh Castle ruins providing a dramatic focal point and excellent vantage points. While much of the route is accessible, expect some ups and downs, particularly on the return to Hadleigh Castle. The trail offers diverse landscapes of scrub, grassland, and woodland within Hadleigh Country Park, alongside the unique reclaimed saltmarsh of Two Tree Island. From elevated points, you can even spot landmarks like Southend Pier and Canary Wharf.

The starting point in Benfleet is easily accessible by public transport, making it convenient for your visit. The trail is generally considered family-friendly and dog-friendly, though dogs should be kept on leads in areas with livestock. You will find opportunities for refreshments and toilets at various points along the route, including near Leigh Station and at the Hadleigh Salvation Army Rare Breeds centre. Plan your hike to allow ample time to enjoy the diverse scenery and historical sites.

This route is notable for its blend of history and nature, featuring the impressive 13th-century Hadleigh Castle ruins. The trail also traverses Two Tree Island Nature Reserve, managed by the Essex Wildlife Trust, which is a haven for birdwatching with designated hides to observe various waders and avocets. Hadleigh Country Park adds to the natural appeal, known for its diverse wildlife including birds, butterflies, lizards, and seasonal wildflowers. The coastal path along the Thames Estuary provides expansive views and further opportunities for spotting wading birds, making this a rich and varied outdoor experience.

Last updated: April 23, 2026

Waypoints

A

Start point

Train Station

Get Directions

1

3.73 km

Hadleigh Castle

Highlight • Viewpoint

You can visit Hadleigh Castle for free and admire the ruins that have succumbed to the soft London clay on which it was built. The castle was first built in the 13th-century, with extensive renovation and expansion in the 14th-century by King Edward III. It's now owned by English Heritage and you can visit their website here english-heritage.org.uk/visit/places/hadleigh-castle

Tip by

2

6.71 km

The wreck of a Thames fishing boat, hauled from the Estuary mud and installed on the saltmarshes as a monument to Leigh's local past. Features engraved upon its hull the names of many 'lost species', that include wildlife, landmarks, livelihoods, dialects and sayings that once flourished in the area but are now disappearing.

Tip by

3

10.7 km

Two Tree Island Nature Reserve

Highlight • Viewpoint

Managed by the Essex Wildlife Trust, Two Tree Island sits on the Thames Estuary. It is popular for birdwatching and 3.5km circular walk round the island is possible direct from Leigh-on-Sea. In the past it has been a sewage treatment works and a landfill site and is now a beautiful area of reclaimed saltmarsh.

Tip by

B

16.5 km

End point

Train Station

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Way Types & Surfaces

Way Types

13.8 km

1.05 km

916 m

357 m

319 m

Surfaces

13.9 km

1.31 km

659 m

320 m

189 m

< 100 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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Wednesday 6 May

14°C

7°C

0 %

Additional weather tips

Max wind speed: 11.0 km/h

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This route was planned by komoot.

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Nearby routes

Moderate

4.5

198

Hadleigh Castle, the Thames Estuary & Two Tree Island loop from Benfleet

04:14h

16.5km

60m

Trail Reviews

Mike
June 3, 2023, Benfleet - Hadleigh Castle and Two Tree Island

Baleigh Kitchen next to Leigh on Sea station is unassuming but a wonderful find no scrimping on ingredients. And coffee is great. Try it, its worth it.

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