DISTANCE

2.2 miles

ROUTE TYPE

Loop

TRAIL GRADE

Very Strenuous

Castlewellan Forest Park - Slievenaslat Walk

Down

This steep climb through the forest provides a series of viewpoints offering panoramic views of the Mourne Mountains and surrounding drumlin landscape of Co Down.

DISTANCE

2.2 miles

ROUTE TYPE

Loop

OS MAP

Sheet 29

GRID REFERENCE

J335364

COUNTY

Down

NEAREST TOWN

Castlewellan

LANDSCAPE

Forest, Hill, Lakeland, Woodland

Trail Grade

Very Strenuous

TERRAIN

Strenuous including steep climbs

ON/OFF PUBLIC ROAD

null

DIFFICULTY

null

TRAIL INFORMATION

Part of the new Castlewellan Walking Trails launched in November 2014, this trail is signposted from the Lakeside car park – follow the yellow waymarkers. The most strenuous walk in the Park, this trail is rocky in places with numerous steps both up and down. As such it is suitable for those with a higher level of fitness and stamina. Starting at the Lakeside Car Park, follow the north side of the lake before starting the steep climb to the summit of Slievenaslat (272 metres). Openings within the forest and the summit itself provide panoramic views of the Mourne Mountains and the drumlin landscape of Co.Down before commencing your descent. This is a ‘Strenuous’ trail suitable for those with a high level of fitness and stamina. Extremley variable and uneven surface including large loose material including rocks and roots. It includes long steep climbs and descents. This walk is situated in a working forest environment and may be subject to diversion and closure from time to time. Up to date information is available on the Forest Service web site.

TRAIL INFORMATION

Part of the new Castlewellan Walking Trails launched in November 2014, this trail is signposted from the Lakeside car park – follow the yellow waymarkers. The most strenuous walk in the Park, this trail is rocky in places with numerous steps both up and down. As such it is suitable for those with a higher level of fitness and stamina. Starting at the Lakeside Car Park, follow the north side of the lake before starting the steep climb to the summit of Slievenaslat (272 metres). Openings within the forest and the summit itself provide panoramic views of the Mourne Mountains and the drumlin landscape of Co.Down before commencing your descent. This is a ‘Strenuous’ trail suitable for those with a high level of fitness and stamina. Extremley variable and uneven surface including large loose material including rocks and roots. It includes long steep climbs and descents. This walk is situated in a working forest environment and may be subject to diversion and closure from time to time. Up to date information is available on the Forest Service web site.

GETTING TO THE START

From Castlewellan the forest is signposted from Main Street.
  • Point of Interest
    Views of the Mourne Mountains, Castlewellan Castle, lake and gardens
  • Facilities
    Car park (fee charged), café, toilets (disabled access), picnic areas, The Peace Maze, Activity Centre, lecture room/ classroom, camping & caravaning, orienteering route, mountain bike trails. The following facilities are available for users with limited mobility: – Café (wheelchair accessible) – Disabled toilets – Disabled parking.
  • Accessibility Information
    Accessibility Grade: Grade 5
    Terrain: Strenuous including steep climbs
    Toilet Facility: No
    Signage: No
  • Getting to the Start
    From Castlewellan the forest is signposted from Main Street.
  • Public Transport
  • Trail Grade
    Very Strenuous ⓘ TRAIL GRADE DISCLAIMER

    The trail grades shown on OutmoreNI.com and WalkNI.com are based on desk-based assessments of available trail information. The categories—Easy, Moderate, Strenuous, and Very Strenuous—follow the Sustainable Trails Development Guide grading system.

    These grades are provided as a general guide to help users choose trails that may be suitable for them. They are not a substitute for official, on-site grading or safety information provided by the relevant land manager, which may differ from the information on these websites.

    Outdoor activities involve inherent risks, including the risk of injury, death, property damage, and other hazards. By using information from OutmoreNI.com and WalkNI.com, you acknowledge that you do so at your own risk. OutmoreNI.com and WalkNI.com accept no responsibility or liability for any loss, injury, or damage arising from the use of this information.

    Conditions on trails can change, and the actual environment may differ from what is described online. Users should always exercise their own judgment, take appropriate precautions, and remain responsible for their own safety and conduct at all times.

    All information provided on OutmoreNI.com and WalkNI.com is intended as a guide only and should be used alongside your own experience, awareness, and careful decision-making.

    These are demanding routes, often undefined and on continuously difficult terrain in remote and rugged environments. Expect challenging, natural obstacles such as stream crossings without bridges, rock scrambles and narrow, overgrown sections.

GALLERY

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