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Running trails & routes

Northern Ireland

Newry And Mourne

Mourne Mountains Middle

Rocky Path to the Cairn – Pierce's Castle loop from Mourne Mountains Middle

Running trails & routes

Northern Ireland

Newry And Mourne

Mourne Mountains Middle

Rocky Path to the Cairn – Pierce's Castle loop from Mourne Mountains Middle

Hard

20

runners

Rocky Path to the Cairn – Pierce's Castle loop from Mourne Mountains Middle

05:48

41.4km

1,560m

Running

Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required. The starting point of the route is accessible with public transport.

Last updated: August 27, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Waypoints

A

Start point

Bus stop

2.90 km

Pigeon Rock Mountain

Peak

2

9.62 km

Leitrim Lodge River Crossing

Highlight • Trail

Usually low enough to run across without getting wet feet

Tip by

3

9.69 km

Leitrim Lodge to Yellow Water Trail

Highlight (Segment) • Trail

A nice gravel pathway for most of this section but with a little bit of trail in the middle which can get sloppy after heavy rain.

Tip by

4

13.3 km

Yellow Water Lower Bridge

Highlight • Bridge

Yellow Water is a beautiful river in the Mournes. Flowing down from surrounding hills, under this bridge and on to the lovely picnic site.
On a hot summers day it's …

Tip by

5

16.0 km

View of Carlingford Lough from Above Rostrevor Forest

Highlight (Segment) • Forest

On a clear day you can see right down to the lough.

Tip by

17.0 km

Rostrevor Forest

Forest

7

22.7 km

Rocky Path to the Cairn

Highlight • Trail

Steep and slippy the rocky path is a tricky climb or descent especially when it’s wet!

Tip by

8

22.8 km

Slievemartin Summit & View of Carlingford Lough

Highlight • Summit

At 485m above the village of Rostrevor this is the highest point of Slieve Martin.
From here you can see Rostrevor, Warrenpoint and across to Carlingford and O'Meath in the …

Tip by

24.3 km

Crenville

Peak

10

26.9 km

Wooden Steps Trail, Mourne AONB

Highlight (Segment) • Trail

Steep set of wooden steps build into the side of the mountain.
Very moody and atmospheric in the fog.

Tip by

28.1 km

Red Bog Lake

Lake

12

32.2 km

Pierce's Castle

Highlight • Natural Monument

Atmospheric landmark, easy to get to: just a quick jog up Batt's Road and swing to the left. Probably a good place for rock climbers.

Tip by

B

41.4 km

End point

Bus stop

Way Types & Surfaces

Way Types

19.6 km

14.1 km

3.99 km

3.63 km

Surfaces

31.0 km

5.64 km

3.34 km

655 m

647 m

< 100 m

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Elevation

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

Highest point (530 m)

Lowest point (170 m)

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Weather

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Sunday 11 October

16°C

11°C

-- %

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