Routes

Planner

Features

Updates

App

Get the App

Harlech Castle – The Cob Causeway loop from Dyffryn Ardudwy

Harlech Castle – The Cob Causeway loop from Dyffryn Ardudwy

Moderate

5.0

(1)

riders

Harlech Castle – The Cob Causeway loop from Dyffryn Ardudwy

02:47

64.2km

540m

Road cycling

Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: June 11, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Gwarchodfa Natur Genedlaethol Hafod Garegog

Parc Cenedlaethol Eryri

Waypoints

Start point

Train Station

Get Directions

3.32 km

Coed Aberartro

Forest

7.10 km

View of Harlech Beach

Highlight • Viewpoint

Stunning viewpoint over Harlech Beach from a footpath leading you to the Wales Coast Path providing direct access to the beach.

Harlech Beach offers a pristine four-mile expanse of golden …

Tip by

8.54 km

Bard's Chair Overlooking Harlech Castle

Highlight • Structure

A series of five carved chairs around Harlech. Great idea to get the children outside to find them all, with scan codes at each one for more details. I believe this is number 3 over looking Harlech Castle.

Tip by

8.83 km

Harlech Castle

Highlight • Viewpoint

Against stiff competition from Conwy, Caernarfon and Beaumaris, this is probably the most spectacular setting for an Edward I castle in North Wales. All four are recognized as World Heritage …

Translated by Google •

Tip by

26.1 km

Scenic Lane With Mountain Views

Highlight • Viewpoint

28.9 km

Pont Aberglaslyn

Highlight • Viewpoint

The bridge was probably built in the 17th century and then radically rebuilt and widened in 1795-1796. As with many older bridges, folk tales claimed that the bridge was built …

Showing Translation

Tip by

28.9 km

Stone Bridge over Afon Glaslyn

Highlight • River

The old bridge over the river or Afon Glaslyn is a great place to pause and watch the water go by. You can see down into the Aberglaslyn gorge with …

Tip by

30.8 km

Parc y Llŷs

Forest

36.6 km

Coed Tremadog National Nature Reserve

Nature Reserve

40.2 km

The Cob Causeway

Highlight (Segment) • Bridge

This mile-long causeway crosses River Glaslyn as it reaches the estuary. Opened in 1811, this causeway carries the Ffestiniog Railway as well as an A road and a cycle path. …

Tip by

46.1 km

Pont Briwet Bridge and Estuary

Highlight • Bridge

Pont Briwet is a road and railway bridge which crosses the River Dwyryd. Built in the 19th century by the Cambrian Railway Company, the bridge is a rare example of …

Tip by

64.2 km

End point

Train Station

Way Types & Surfaces

Way Types

40.3 km

19.0 km

3.59 km

1.35 km

< 100 m

Surfaces

62.2 km

1.97 km

< 100 m

Elevation

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

Highest point (60 m)

Lowest point (0 m)

Weather

Wednesday 15 July

28°C

14°C

0 %

Additional weather tips

Max wind speed: 10.0 km/h

to get more detailed weather forecasts along your route

Comments

April 20, 2025,Tal Y Bont Tremadoc loop

Different altogether today with sunshine and very little wind. Still lots of drivers with anger management issues!

Want to know more?

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Navigate

Send to Phone

Save

Edit route

Download GPX

Move start point

Embed on a website

Report an Issue

Report restricted access

Nearby routes

Moderate

4.0

112

Tour of the Llŷn Peninsula

04:06h

73.3km

800m

Hard

114

Blaenau Ffestiniog, Beddgelert and Capel Curig Loop

04:20h

80.6km

1,290m

Hard

5.0

A loop of three llyns from Trawsfynydd

03:32h

64.9km

1,020m

Hard

Cambrian Coast loop - Aberdyfi to Dollgelau

04:18h

82.4km

1,290m

Hard

A loop around the Rhinog mountains — Snowdonia National Park

04:25h

81.1km

1,290m

Easy

Pont Aberglaslyn & the Causeway loop from Porthmadog — Snowdonia National Park

01:07h

24.9km

180m

Moderate

5.0

Lôn Eifion and Caernarfon Loop

03:51h

78.9km

700m

Hard

NCN82 loop of Cadair Idris from Machynlleth

04:36h

83.3km

1,420m

Easy

5.0

Llyn Dinas loop from Beddgelert — Snowdonia National Park

00:52h

16.2km

230m

Easy

5.0

Afon Mawddach loop from Barmouth — Snowdonia National Park

01:06h

23.7km

240m

Moderate

Dolgellau figure-of-8, the Mawddach estuary & Barmouth bridge — Snowdonia National Park

02:54h

52.2km

810m

Moderate

5.0

Dyfi Forest loop from Machynlleth - Snowdonia National Park

02:35h

50.3km

770m

Harlech Castle – The Cob Causeway loop from Dyffryn Ardudwy

View of Harlech Beach

Bard's Chair Overlooking Harlech Castle

Harlech Castle

Scenic Lane With Mountain Views

Pont Aberglaslyn

Stone Bridge over Afon Glaslyn

The Cob Causeway

Pont Briwet Bridge and Estuary

Nearby routes

Sign up or log in to keep exploring this route

We value your privacy ⛰️

We value your privacy ⛰️