4.4
(75)
407
hikers
25
hikes
Hikes around Caio Forest explore the rolling uplands of Carmarthenshire, Wales. The region is characterized by a mix of conifer and broadleaf woodlands, with trails that follow forest roads and grassy paths. Many routes feature climbs that open up to views of the surrounding valleys.
Last updated: June 25, 2026
1
hikers
11.5km
03:26
360m
360m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.0
(2)
13
hikers
4.00km
01:08
90m
90m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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4.0
(1)
5
hikers
17.9km
05:06
420m
420m
Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.4
(17)
66
hikers
13.5km
03:48
270m
270m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.5
(2)
10
hikers
6.72km
02:03
220m
220m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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Cwm R MTB trail is completely blocked at top end due to hundreds of wind fallen trees this winter. Please consider before as you can not navigate loop.
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A short climb up from the road brings you to the Dam and carpark, there is no access over the Dam itself. But you do get a good view over the spillway and valley below.
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Built in 1913 the Rhandirmwyn Bridge links the two sides of the Towy valley by this rivetted girder road bridge. On the southern side you'll find the Towy Bridge Inn, a lovely riverside pub.
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THE TALE OF THE WELSH “ROBIN HOOD” Known as Twm Siôn Cati Twm Siôn Cati is a historically known figure in Welsh folklore. A tale recounted by Meyrick recalls how Twm was asked by a poor man to steal a pitcher for him. They went together to a merchant where Twm started belittling the man's wares. Having told his friend secretly to take the pitcher of his choice, Twm distracted the merchant by telling him there was a hole in one of the pitchers, which the man denied. Twm desired him to put his hand in the pitcher to test it and the man still denied there was a hole. Twm then asked him how, if there was no hole, could he have put his hand inside? By this time his friend had disappeared with his pitcher, undetected. A tale from Prichard's book involves an occasion when Twm is staying in an inn overnight and realises other people are planning to rob him the following day after he sets off. He has a large sum of money with him. The following morning he behaves as though his money is in the pack-saddle of his horse. When the highwayman catches up, Twm drops the saddle in the middle of a pool. The highwayman wades into the pool to fetch it, Twm takes the opportunity to make off with the highwayman's horse. A complication arises because the horse responds to the voice of the highwayman crying "Stop!" Luckily Twm, in terror, happens to shout a word which makes the horse gallop on again, and he is conveyed to safety. Another tale recounts how Twm waylaid a rich squire, who was accompanied by his daughter, Twm was so smitten with her that he returned her jewellery to her and attempted to woo her, against her father's opposition and, initially, her own. One full moon shortly after the robbery, he crept to her window, roused her from sleep, caught her hand at the window and kissed it, refusing to let her go until she promised to marry him. She wouldn't promise so Twm drew his dagger, drew blood on her wrist and threatened to sever her hand unless she assented to marriage forthwith. She agreed to marry him and she kept her hand. Their marriage followed soon after, despite her father's views and the directness of Twm's courtship methods. The girl was supposedly the widow of the sheriff of Carmarthen. Through this marriage Twm is supposed to have gained respectability, eventually becoming a justice of the peace, sitting in judgement on others, a position he held until his death aged 79.
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This attractive RSPB site has a circular footpath adjacent to a river with beautiful rock cascades and old mossy trees. It is also home to the Twm Sion Cati's cave. All worth a look off of the bike.
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Fab but the roads over the top are NOT ROADS they are farm tracks. We had to carry our bikes over styles and push them through over animal tracks Would have broken a wheel otherwise However a fab experience none the less TIP: always check the pub is actually open and what time they close
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Yes, Caio Forest is generally considered a great place to walk with dogs. The woodland paths and forest roads offer plenty of space for them to explore. However, always be mindful of local signage, especially concerning wildlife or livestock in adjacent areas, and keep your dog under control.
There is a car park available at the main entrance to the forest. Be aware that access to the car park is via very narrow, single-track country roads. These roads are typically quiet, but it's wise to drive cautiously and be prepared to use passing places.
Yes, the region offers several easier walks suitable for families. For a short, scenic walk featuring a waterfall, consider the Forest Stream – Rhaeadr Valley Waterfall loop from Rhandirmwyn. It's a relatively flat 2.4-mile (3.9 km) loop that's perfect for a gentle outing.
Absolutely. Most of the waymarked trails within Caio Forest are designed as circular loops, allowing you to start and end at the car park. Many other routes in the surrounding area are also loops, such as the moderate Llyn Brianne Dam – Llyn Brianne Dam Wall loop from Rhandirmwyn, which takes you around the scenic reservoir.
You can find over 25 different hiking routes in and around Caio Forest. The trails range from short, easy waymarked paths within the forest to more challenging, longer hikes through the wider Carmarthenshire countryside.
The scenery is a key attraction. Hikes take you through a mix of conifer and broadleaf woodlands, often on quiet forest roads and grassy paths. Many routes include climbs that reward you with expansive views over the surrounding valleys and the historic village of Caio.
Yes, there are several difficult hikes for those seeking a challenge. For a long walk through quiet woodlands, you could try the Woodland Gravel Path loop from Rhandirmwyn. This 11.1-mile (17.9 km) route involves significant elevation and takes around 5 hours to complete.
The forest itself is quite isolated and doesn't have any cafes. However, some routes pass near local establishments. For example, the View of Mynydd Mallaen – The Towy Bridge Inn loop from Rhandirmwyn is a long hike that conveniently passes The Towy Bridge Inn, offering a potential stop for refreshments.
The area is well-regarded by the komoot community. Hikers often praise the tranquility of the forest, the well-defined pathways, and the beautiful valley views that many of the trails offer.
Yes, a short distance from the forest is the National Trust's Dolaucothi Estate, which is home to the only known Roman gold mines in Britain. The site offers guided tours and has its own network of walking trails. For tour information and opening times, it's best to check the official Dolaucothi Gold Mines page.
The main trails within Caio Forest itself, such as the Rhodfa Pont Annell and Rhodfa Rhiw Goch, are waymarked and generally easy to follow. For routes extending into the wider landscape, using a GPS device or the komoot app is recommended to navigate the network of forest roads and paths.


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