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Abercastle Harbour – Trefin Village loop from Corsydd Llangloffan National Nature Reserve

Routes

Hiking trails & Routes

Abercastle Harbour – Trefin Village loop from Corsydd Llangloffan National Nature Reserve

Moderate

hikers

Abercastle Harbour – Trefin Village loop from Corsydd Llangloffan National Nature Reserve

03:47

13.8km

220m

Hiking

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Last updated: May 16, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Pembrokeshire Coast National Park

Waypoints

Start point

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4.61 km

Abercastle Harbour

Highlight • Beach

Abercastle has a lovely little harbour but has limited parking which is not suitable for large vehicles as it is difficult to turn around so consider parking elsewhere at busy times and walking along the coastal path to reach Abercastle.

Tip by

5.03 km

Viewpoint Over Abercastle

Highlight • Viewpoint

Lovely views of the small bay of Abercastle. Well worth a visit if you're already here to admire the dolmen.

Translated by Google •

Tip by

5.97 km

Pen Castell-coch Rock Arch and Wildflowers

Highlight • Viewpoint

Approaching Pen Castell-coch from the West (Abercastle) offers a wide grassy approach that avoids the steep slopes from the South (Trefin). The views from here are outstanding, and in spring …

Tip by

7.33 km

Pwll Olfa Bay

Highlight • Natural

Pwll Olfa is a bay which can display the most beautiful aquamarine waters, when the weather and sea conditions are permitting.

Tip by

8.21 km

Trefin Quarry Ruins

Highlight • Historical Site

The slate quarry itself was beyond the cliff edge, north of the buildings. There was also an inland pit to the east, along with a short length of railway track running between the cliff and quarry buildings.

Tip by

9.12 km

Trefin Village

Highlight • Settlement

Trefin is an unassuming village, nestled by the Pembrokeshire Coast Path. There are a few accommodation options, as well as food and beverages at the Ship Inn.

Interestingly, the village …

Tip by

10.3 km

Wild Camping in Pembrokeshire Coast National Park

Highlight • Natural

Come for a short or longer stay. Just Bring your shelter .

Leave that tarmac, Feel the Earth, See the Stars and Hear the Sea. Walk the old Ways.

Tip by

13.8 km

End point

Way Types & Surfaces

Way Types

5.71 km

4.04 km

3.79 km

179 m

< 100 m

Surfaces

7.45 km

2.27 km

1.90 km

1.53 km

638 m

Elevation

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

Highest point (130 m)

Lowest point (10 m)

Weather

Monday 13 July

26°C

14°C

-- %

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Comments

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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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Abercastle Harbour – Trefin Village loop from Corsydd Llangloffan National Nature Reserve

Abercastle Harbour

Viewpoint Over Abercastle

Pen Castell-coch Rock Arch and Wildflowers

Pwll Olfa Bay

Trefin Quarry Ruins

Trefin Village

Wild Camping in Pembrokeshire Coast National Park

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