4.5
(183)
9,422
riders
227
rides
Road cycling around Bon-Y-Maen offers access to a network of routes within the broader Swansea Bay area, characterized by coastal paths, river valleys, and the challenging hills of the Gower Peninsula. The region provides diverse terrain, from flat coastal rides along Swansea Promenade to more demanding ascents in the Lliw Uplands. Cyclists can explore repurposed railway lines and quiet country roads, connecting to various natural and historical features.
Last updated: May 28, 2026
5.0
(2)
1,071
riders
90.6km
04:12
910m
910m
Prepare for a demanding road cycling adventure on the Swansea Ironman route, a difficult challenge spanning 56.3 miles (90.6 km) across the stunning Gower Peninsula. This route will push you…
5.0
(2)
149
riders
31.6km
01:45
280m
280m
Cycle the Swansea Marina to the Mumbles loop for an easy 19.6-mile (31.6 km) racebike ride, offering continuous coastal views across Swansea Bay. You will gain 914 feet (279 metres)…

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5.0
(1)
92
riders
91.4km
04:14
990m
980m
Prepare for a challenging racebike adventure on the Devil's Elbow and Bwlch Bryn-Rhudd loop from Swansea. This difficult route spans 56.8 miles (91.4 km) and demands good fitness, taking around…
5.0
(1)
25
riders
106km
04:55
1,210m
1,210m
Tackle the difficult Swansea Marina to Devil's Elbow loop, a 65.8-mile road cycling route with 3971 feet of elevation gain in Bannau Brychei
1
riders
78.3km
04:18
1,180m
1,180m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
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What an absolute gem of a climb. One of my favourites !!!
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There is work on the sea wall at Oystermouth and you will need to ride on the main road on certain sections,should be finished by the Summer.
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The Marina is a great place to run. It is really flat and you can run past all the boats along the paths. The beach is close by and there are cafes and pubs that you can start or finish it. There's also public toilets there and there is a nice 5k loop or more
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This cafe is a great place to sit and get lunch, cakes or drinks with indoor and outdoor seating. The indoor seating has big windows and views across the beach and sea. There are toilets in the car park and paid parking, you can also walk along the coast path from here. For more info https://www.surfsidecafes.co.uk/
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Caswell Bay and its beach is one of the best beach areas in Wales. It is very popular and accessible. It is a great spot for surfers, families and other beachgoers alike. It is a fantastic bay and has good all round amenities.
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Surfside cafe and kiosks selling toys and snacks. Public transport: approx. 400m from the beach. The distance between stop and beach may include difficult or rough terrain. Dogs: Seasonal dog ban from 1st May – 30th September.
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Caswell Bay beach is a sought-after spot with surfers and families alike. The bay has fantastic views and accessible amenities. The beach holds both a Blue Flag and Seaside award and is accessible by wheelchair. Fully Accessible via car and public transport (SA3 3BS). The car park is approximately 100m from the wheelchair accessible beach and there are toilets, external showers and refreshments nearby. Toilets: The car park is equipped with a modular Changing Places unit adjacent to the existing toilet block. Please note you will require a combination code to access the unit Two floating beach wheelchairs are available for hire free of charge from Swansea Council, but prior booking is essential. Surfside cafe and kiosks selling toys and snacks. Public transport: Yes, approx. 400m from the beach. The distance between stop and beach may include difficult or rough terrain. Dogs: Seasonal dog ban from 1st May – 30th September. Lifeguards: Between April 1 – Sep 17 2023. Caswell Bay is a voluntary no smoking beach. And is also suitable for watersports and is very popular with surfers, SUPpers and Kayakers. A lifeguard watches over during the summer months but beware of the rip current. Pay to park minimum stay 1hour = £2.50 +£2 hour after that.
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There are over 230 road cycling routes available around Bon-Y-Maen, offering a wide range of options for different skill levels and preferences. This includes 61 easy routes, 128 moderate routes, and 47 difficult routes.
The terrain around Bon-Y-Maen is diverse, ranging from flat coastal paths along Swansea Bay and river valleys like the Tawe, to more challenging ascents in the Gower Peninsula and Lliw Uplands. You'll find quiet country lanes, dedicated cycle paths, and repurposed railway lines.
Yes, experienced cyclists will find several challenging routes. For instance, the Swansea Ironman route is a difficult 56.3-mile trail with significant elevation gain. Another demanding option is the Devil's Elbow and Bwlch Bryn-Rhudd loop from Swansea, covering 56.8 miles through varied terrain.
Absolutely. For an easier ride, consider the Swansea Marina to the Mumbles loop, an easy 19.6-mile path offering coastal views. The 5-mile Swansea Promenade also provides a flat, beachfront ride, and sections of the National Cycle Network (NCN) Route 4 along the coastline are generally accessible.
Cyclists can enjoy stunning coastal views across Swansea Bay, especially towards Mumbles Pier and Bracelet Bay. Inland, routes may pass through Clyne Valley Country Park or offer vistas of the Lliw Reservoirs. For panoramic views, consider routes that ascend to Rams Tor Headland or Moel Darran Trig Point.
Yes, you can incorporate natural attractions into your rides. The Penllergare Waterfall and Llewellyn Bridge and Waterfall are notable natural features. Additionally, the ancient Carreg Bica Standing Stone is a historical natural monument in the area.
The routes in Bon-Y-Maen are highly rated by the komoot community, with an average score of 4.5 stars from over 170 reviews. Cyclists often praise the diverse scenery, from coastal paths to challenging Gower hills, and the variety of routes suitable for all abilities.
Many of the road cycling routes around Bon-Y-Maen are designed as loops. Examples include the Swansea Marina to the Mumbles loop, the Devil's Elbow and Bwlch Bryn-Rhudd loop from Swansea, and the Mynydd Pysgodlyn loop from Swansea, providing convenient starting and ending points.
Road cycling in Bon-Y-Maen is enjoyable for much of the year. Spring and autumn offer pleasant temperatures and vibrant scenery. Summer provides longer daylight hours, ideal for coastal rides. While winter can be cooler, many routes remain accessible, especially the lower-elevation coastal paths, though conditions on higher ground like the Gower Peninsula may be more challenging.
Yes, the region offers several long-distance options. The Swansea Marina to Devil's Elbow loop is a significant 65.7-mile route. Additionally, the National Cycle Network (NCN) Route 4 traverses the Swansea Bay coastline, and NCN Route 43 follows the River Tawe, providing extensive networks for longer rides.
Bon-Y-Maen itself is well-connected, serving as a junction to the Swansea Enterprise Park and the Swansea Valley route. The broader Swansea Bay area has various parking facilities, particularly near popular starting points like Swansea Marina or Mumbles. For detailed public transport information, including bus routes that may accommodate bikes, it's best to consult local transport providers or the official Visit Swansea Bay cycling page for general guidance.


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