4-Day Anglesey Coastal Path Trail Runner Itinerary

A long-weekend challenge for experienced endurance athletes

Four days of trail running around the Anglesey Coastal Path, averaging 52 km per day with around 8 hours of moving time. This anticlockwise itinerary from Holyhead is a serious undertaking that demands endurance, good navigation and a light pack. The varied coastal terrain — from sandy beaches to rocky cliff tops — makes it one of the most rewarding multi-day coastal running routes in Wales.

4

Days

209 km

130 mi

2,120m

Total Ascent

Total Running Time

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Day-by-Day Route Breakdown

Day 1: Holyhead → Rhosneigr

43.9 km / 27.3 mi · 479m↑ ·

A fast opening day covering the entire western coast. From Holyhead the route blasts through the dramatic RSPB South Stack reserve and around Holy Island's rugged coastline to Trearddur Bay. After crossing Four Mile Bridge to mainland Anglesey, the terrain flattens for a fast section through dunes and past RAF Valley to Rhosneigr. The mix of cliff paths, sandy beaches and quiet lanes keeps the running varied.

Day 2: Rhosneigr → Menai Bridge

53.2 km / 33.1 mi · 376m↑ ·

The longest day by distance but relatively gentle terrain. From Rhosneigr the route covers the entire south coast — Cable Bay, Church in the Sea, Aberffraw, Newborough Forest and Llanddwyn Island detour if time allows. After crossing the Malltraeth cob, fast sections through forest and farmland lead to the Menai Strait shoreline. The final stretch follows the strait past Anglesey Sea Zoo to Menai Bridge town.

Day 3: Menai Bridge → Amlwch Port

57.9 km / 36.0 mi · 788m↑ ·

The hardest day with the most elevation and distance. From Menai Bridge the route climbs to Beaumaris, rounds Penmon Point, then tackles the undulating east coast through Mariandyrys, Red Wharf Bay, Benllech and Moelfre. The terrain becomes increasingly rugged through the Dulas estuary, past Tyllau Duon's sea caves, and along cliff tops to Amlwch Port. Expect to hike the steepest sections.

Day 4: Amlwch Port → Holyhead

53.9 km / 33.5 mi · 477m↑ ·

The grand finale along the spectacular north coast. From Amlwch Port the path runs past Bull Bay and Porth Wen's Victorian ruins, traverses Wales's most northerly point at Dinas Gynfor, and passes the ancient petrified forest at Hen Borth. After Cemlyn Bay's nature reserve and Cemaes village, the route continues through Church Bay and along the northwest cliff tops. The final push through Penrhos Nature Reserve and along Penrhos Beach brings you back to Holyhead.

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