3
riders
05:27
101km
1,500m
Road cycling
This difficult 62.8-mile road cycling loop from Brecon offers challenging climbs and diverse scenery in Bannau Brycheiniog National Park.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Parking
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9.83 km
Highlight (Segment) • Climb
Tip by
16.9 km
Highlight (Segment) • Climb
Tip by
20.8 km
Highlight • Monument
Tip by
21.1 km
Highlight (Segment) • Cycleway
Tip by
68.4 km
Highlight (Segment) • Cycleway
Tip by
90.3 km
Highlight (Segment) • Trail
Tip by
101 km
End point
Parking
Way Types & Surfaces
Way Types
86.6 km
14.4 km
107 m
< 100 m
Surfaces
61.3 km
39.7 km
107 m
< 100 m
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Elevation
Highest point (430 m)
Lowest point (100 m)
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Weather
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Saturday 9 May
13°C
3°C
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This route was planned by komoot.
As the route starts and ends in Brecon, you can find various public parking options within the town. It's advisable to check local parking regulations and availability, especially during peak seasons.
The route is approximately 101 km (63 miles) with around 1,500 meters (4,900 feet) of elevation gain. For a fit road cyclist, it typically takes about 5 hours and 27 minutes to complete, but this can vary significantly based on individual fitness levels and stops.
No, this route is categorized as difficult and requires a very good level of fitness. With significant elevation gains and a long distance, it's best suited for experienced road cyclists looking for a challenging ride.
The terrain primarily consists of mostly well-paved surfaces. However, you will encounter varied landscapes including winding forest lanes, open moorlands, and undulating common land. Some sections may feature narrow roads, and exposed areas can be challenging with strong headwinds.
The route offers diverse scenery and points of interest. You'll pass through winding forest lanes and open moorlands. Specific highlights include the View from Llanfilo Climb, Winding Forest Lanes, and Lady Milford's Bridge. You'll also ride along sections of the Llanstephan to Erwood Station — NCR 8 and the Tirabad Military Road.
The best time to cycle this loop is generally from late spring to early autumn (May to September) when the weather is more stable, and daylight hours are longer. Be prepared for potentially strong headwinds on exposed sections, especially on common land, regardless of the season.
Yes, the route incorporates sections of several official trails. Notably, it follows parts of the EuroVelo 2 - Capitals Route - part United Kingdom, Lôn Las Cymru (Central), Lôn Las Cymru (South), and Cycle across the Beacons. You'll also find smaller segments overlapping with the Wye Valley Walk.
No, there are no specific permits or entrance fees required to cycle the Sennybridge loop from Brecon. The route is located within the Bannau Brycheiniog National Park (Brecon Beacons National Park), which is freely accessible to the public.
This route is designed for road cycling, and while dogs are generally welcome in the Bannau Brycheiniog National Park, it's not typically recommended to bring dogs on a challenging 101 km road cycling route. If you do bring a dog, ensure they are safely secured in a trailer designed for cycling and always follow the Countryside Code, especially regarding livestock.
Given the route's length and difficulty, it's crucial to be well-prepared. Bring plenty of water and snacks, as services may be limited in some areas. Essential items include a repair kit, spare inner tubes, appropriate cycling clothing for varied weather, a helmet, and a fully charged phone. Consider a GPS device for navigation, as some sections might be remote.
While the route passes through some villages, specific refreshment stops can be sparse on certain sections. It's wise to carry enough water and snacks to sustain you between potential stops. Brecon, at the start and end, offers numerous options for food and drink.