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Road cycling routes
United Kingdom
Northern Ireland
Down
Castlenavan

View of Twelve Arches Bridge – Dundrum Castle loop from Loughinisland

Routes
Road cycling routes
United Kingdom
Northern Ireland
Down
Castlenavan

View of Twelve Arches Bridge – Dundrum Castle loop from Loughinisland

Moderate

5

riders

View of Twelve Arches Bridge – Dundrum Castle loop from Loughinisland

02:31

58.9km

450m

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: April 25, 2026

Tips

The surface for a segment of your route may not be suitable

Some segments of your route comprise a surface that may not be suitable for your chosen sport.

After 23.9 km for 162 m

Waypoints

A

Start point

Bus stop

Get Directions

1

5.93 km

Clough Castle Ruins

Highlight • Castle

The motte and bailey dates to c.1200 and is an excellent example of an Anglo-Norman earthwork castle. The taller mound, the motte, was built of earth to provide a look-out …

Tip by

2

13.1 km

View of Twelve Arches Bridge

Highlight • River

Twelve Arches is a stunning old stone bridge that carries the old Newcastle – Dundrum/Belfast road across the Carrigs River. There are a few picnic benches here and wonderful views up and down the river.

Tip by

3

16.7 km

Slieve Donard Hotel

Highlight • Rest Area

4

23.6 km

5

23.7 km

Dundrum Castle

Highlight • Historical Site

The beautiful Dundrum Castle is located on a hilltop near Dundrum village. Its elevated position provides fantastic panoramic views across Dundrum, the Carrigs Estuary, the Mourne Mountain range and out …

Tip by

B

58.9 km

End point

Bus stop

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Way Types & Surfaces

Way Types

26.6 km

25.3 km

3.71 km

2.32 km

398 m

353 m

< 100 m

Surfaces

56.6 km

1.89 km

200 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.

Highest point (70 m)

Lowest point (0 m)

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Nearby routes

Moderate

3.8

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Strangford Lough loop from Belfast – Strangford & Lecale

02:25h

56.4km

370m

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