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Routes
Bike touring routes & trails
United Kingdom
Wales
North Wales
Anglesey
Llanfair Pwllgwyngyll

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

Routes
Bike touring routes & trails
United Kingdom
Wales
North Wales
Anglesey
Llanfair Pwllgwyngyll

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

Hard

15

riders

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

06:40

110km

730m

Cycling

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

Last updated: April 22, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Tirwedd Cenedlaethol Ynys Môn

Malltraeth Marsh (SSSI)

Waypoints

A

Start point

Train Station

Get Directions

1

10.9 km

Scenic Views on Sustrans Route 8

Highlight • Trail

2

13.5 km

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

3

29.0 km

Rhosneigr Beach

Highlight • Beach

A great little place to stop with interesting cafes and restaurants and a great little beach where you can watch kite surfers when there is a breeze. Fighter jets roar from the nearby airfield overhead.

Tip by

32.3 km

Coed Cwr Y Pwll

Forest

5

41.1 km

RAF Valley Aircraft Viewing Area

Highlight • Viewpoint

RAF Valley on Anglesey is home to No 4 Flying Training School, responsible for training the UK's next generation of world-class fighter pilots.

Safely watch aircraft at RAF Valley from …

Tip by

6

41.6 km

Llyn Cerrig Bach

Highlight • Historical Site

A spectacular spot not just for the scenery, bit as its next to the RAF base you have a good chance to spot some of the jets coming in and out.

Tip by

64.2 km

Ruins

Ruins

8

97.1 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 …

Tip by

9

97.1 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.

Tip by

98.9 km

The Dingle (Nant y Pandy) Nature Reserve

Nature Reserve

11

100 km

Afon Cefni River Trail

Highlight (Segment) • River

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.

Tip by

B

110 km

End point

Train Station

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Way Types & Surfaces

Way Types

75.3 km

26.7 km

5.43 km

1.30 km

797 m

370 m

151 m

Surfaces

66.6 km

41.0 km

2.31 km

118 m

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Elevation

Elevation

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

Highest point (100 m)

Lowest point (0 m)

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Weather

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Saturday 16 May

13°C

7°C

-- %

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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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