Stone bridge over the River Cefni – Afon Cefni River Trail loop from Llanfairpwll

Bike touring routes & trails

Llanfair Pwllgwyngyll

Stone bridge over the River Cefni – Afon Cefni River Trail loop from Llanfairpwll

Moderate

riders

Stone bridge over the River Cefni – Afon Cefni River Trail loop from Llanfairpwll

03:30

55.9km

390m

Cycling

Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: August 6, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Tirwedd Cenedlaethol Ynys Môn

SoDdGA Cors Ddyga

Waypoints

Start point

Train Station

Get Directions

444 m

Llanfairpwllgwyngyll Railway Station

Highlight • Settlement

Nice station building featuring the fanous sign with the 58 character long name of the place, which is commonly used in one of its shorter forms. At the tourist trap …

Tip by

11.0 km

Scenic Views on Sustrans Route 8

Highlight • Trail

17.7 km

Filling Mill Ruin/Weaving Works

Ruins

20.7 km

The Cob Path and Cefni Estuary Views

Highlight • Viewpoint

The Cob (about a mile in length) is an elevated tarmac footpath/cycle trail which runs parallel to the road but about 150 feet (50 m) from it.

It provides excellent …

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23.8 km

Pont Marquis

Highlight • River

Pont Marquis Bridge
Spanning the Afon Cefni, carrying the Trefdraeth to Llangaffo road, c. 3km ENE of Malltraeth. The bridge, which is Grade II listed, was built in the early …

Tip by

30.2 km

We rode from the North back to Llangefni and so rode along the impressive reservoir at the top of the valley then cruised all through the woods to the town itself on a smooth very rideable track. Beautiful and quiet.

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32.0 km

The Dingle (Nant y Pandy) Nature Reserve

Nature Reserve

33.8 km

Llyn Cefni Reservoir and Dam

Highlight • Structure

Llyn Cefni is a reservoir in central Anglesey. It's managed by Welsh Water. It was completed in 1951 and supplies water to most of Anglesey.

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33.9 km

Llyn Cefni Dam

Highlight • Monument

Llyn Cefni Dam

During World War II, a water scheme was devised for the town of Llangefni in central Anglesey. It involved water from a local source being pumped to …

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53.9 km