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Road cycling routes

Northern Ireland

View of Twelve Arches Bridge – Slieve Donard Hotel loop from Newcastle

Road cycling routes

Northern Ireland

View of Twelve Arches Bridge – Slieve Donard Hotel loop from Newcastle

Moderate

14

riders

View of Twelve Arches Bridge – Slieve Donard Hotel loop from Newcastle

02:44

63.1km

390m

Road cycling

Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is accessible with public transport.

Last updated: August 13, 2026

Tips

The surface along some of this route may not be suitable

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

After 6.07 km for 102 m

After 10.0 km for 162 m

Waypoints

A

Start point

Bus stop

1.68 km

Shimna River

Lake

5.16 km

Murlough Nature Reserve

Nature Reserve

3

5.73 km

Murlough Nature Reserve Boardwalk

Highlight • Viewpoint

This boardwalk runs right through the thick of the Murlough Nature Reserve, a beautiful 6000-year-old sand dune system owned by the National Trust. This diverse and fragile ecosystem is home …

Tip by

4

6.29 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

5

9.83 km

View of Dundrum Bay from Dundrum Castle

Highlight • Viewpoint

6

27.2 km

View of the Mourne Mountains from Strangford & Lecale Beach

Highlight • Viewpoint

Beautiful views across the bay to the Mourne Hills AONB from the fine sandy beach.

Tip by

7

50.1 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

8

60.5 km

Slieve Donard Hotel

Highlight • Rest Area

B

63.1 km

End point

Bus stop

Way Types & Surfaces

Way Types

33.3 km

16.8 km

6.87 km

4.74 km

828 m

372 m

176 m

Surfaces

59.7 km

1.79 km

1.19 km

424 m

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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

Tuesday 13 October

15°C

7°C

0 %

Additional weather tips

Max wind speed: 34.0 km/h

to get more detailed weather forecasts along your route

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