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Radyr Weir – Caerphilly Castle loop from Llandaf

Radyr Weir – Caerphilly Castle loop from Llandaf

Moderate

riders

Radyr Weir – Caerphilly Castle loop from Llandaf

04:22

90.2km

890m

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: May 28, 2026

Waypoints

Start point

Train Station

Get Directions

2.86 km

Radyr Weir

Highlight • Structure

A pretty weir of the River Taff, the Radyr Weir runs today as a hydro power scheme and a focal point of Radyr town. Many wild salmon and sea trout …

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3.29 km

River Taff

Lake

5.15 km

Railway Underpass, Bridgend

Highlight • Bridge

51.3 km

Trefil Road Across the Common

Highlight (Segment) • Cycleway

Lovely road through the common that’ll bring you down into Tredegar.

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66.9 km

Sirhowy Valley Bike Path

Highlight (Segment) • Cycleway

This segment of the Sirhowy Valley bike path let’s you avoid the main road through Maesycwmmer. Just watch out for pedestrians if you’re going fast!

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68.2 km

Hengoed Viaduct

Highlight • Monument

The coal mining industry transformed the landscape of South Wales and one of the ways it did that was bringing about the construction of railways and, to span valleys, their …

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77.6 km

Caerphilly Castle

Highlight • Historical Site

Caerphilly Castle is one of the largest castles still standing in the country and it’s definitely worth a visit if you’re passing. Check ahead to see opening times.

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90.2 km

End point

Train Station

Way Types & Surfaces

Way Types

36.7 km

26.8 km

24.2 km

2.29 km

263 m

< 100 m

Surfaces

72.4 km

17.1 km

816 m

Elevation

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

Highest point (440 m)

Lowest point (20 m)

Weather

Tuesday 14 July

28°C

16°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

to get more detailed weather forecasts along your route

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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Radyr Weir – Caerphilly Castle loop from Llandaf

Radyr Weir

Railway Underpass, Bridgend

Trefil Road Across the Common

Sirhowy Valley Bike Path

Hengoed Viaduct

Caerphilly Castle

Nearby routes

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