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Swiss Valley Trail

17 km road cycling route157 m climbing1 h 13 minGPX

Llanelli, Carmarthenshire, United Kingdom · Road

A hilly 17 km road cycling route from Seaside, Carmarthenshire through Sandy, Mount Pleasant and Furnace, with 157 m of climbing. 88% is on cycle paths or roads with a cycle lane.

Signed route The waymarked Swiss Valley Trail (National Cycle Network 47), traced from OpenStreetMap and measured against the terrain model; no member has recorded it yet. Ridden it? Add your recording and photos.

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At a glance

Best for
Short, climbing-heavy rides
Distance
17 km
Point to point
Elevation gain
157 m
9 m per km
Riding time
1 h 13 min
moving time, estimated
Difficulty
Easy
Bike
Road bike
from the mapped surface
Surface
Mostly paved
92% paved · 7% unpaved · 1% no data
Traffic
Mostly cycle paths
15 km on cycle paths or lanes
Food & water
Regular
12 cafés and restaurants · 7 shops · 1 petrol station
Best months
Jun to Sep
Llanelli climate, 10 years
Navigation
GPX download
free, no sign-in
Start → finish
Seaside

Map and elevation profile

Elevation profile

Total ascent
157 m
Distance
17 km
050100150200m0 km51017 km164 m · highest, at 16.7 kmStartFinish

Route description

  1. Seaside
  2. Sandykm 1
  3. Mount Pleasantkm 2
  4. Furnacekm 2
  5. Llanerchkm 3
  6. Tyrfrankm 3
  7. Felinfoelkm 4
  8. Horebkm 8
  9. Five Roadskm 9

The Swiss Valley Trail begins near Llanelli passing through several places within the first 4 km including Seaside, Sandy, Mount Pleasant, Furnace, Llanerch, Tyrfran and Felinfoel. There is a climb from km 1.4 lasting 4.1 km gaining 89 m at an average gradient of 2.2% with a maximum of 3.7%, reaching 97 m elevation. After Felinfoel, the route moves past Horeb, Five Roads, Cynheidre, Upper Tumble, and finishes at Tumble at 17 km.

Most of the route, about 88% or 15 km, is on cycle paths, with the remaining 9% on paths. The Swiss Valley Trail named road is ridden for nearly 15 km. The surface is mostly paved at 92%, with 7% gravel or unpaved and 1% unmapped. The profile ranges from 6 m at 1 km to a high point of 163 m near 16.6 km. Climbing predominates in the first half of the ride at 62% of the elevation gain.

Why ride this route?

  • 88% on cycle paths or lanes.

Highlights

  • Climb from 1.4 km gaining 89 m
  • Cycle path for 15 km
  • Passing through Felinfoel and Horeb
  • Highest point at 163 m near 16.6 km

Along the route

Measured from the route line, the Copernicus elevation model and OpenStreetMap.

Places passed

  1. Mount Pleasant 2.1 km
  2. Furnace 2.3 km
  3. Llanerch 2.8 km
  4. Tyrfran 2.9 km
  5. Felinfoel 3.7 km
  6. Horeb 8.2 km
  7. Five Roads 8.6 km
  8. Cynheidre 10.2 km

Climbs

Climbs in ride order: where each starts, what this ride climbs, and the full named ascent
ClimbStarts atOn this rideTop on this ride
Unnamed climb1.4 km4.1 km · 89 m · 2.2 % · max 3.7 %97 m

High point 163 m at 16.6 km; low point 6 m.

Traffic, surface and gradient

Measured from OpenStreetMap along the track and the elevation profile.

Much of the route is separated from traffic: 88% is on cycle paths or roads with a cycle lane.

Roads
88% cycle path · 9% path · 3% other roads and tracks
Cycle paths
15 km on cycle paths or roads with a cycle lane
Main roads used
Swiss Valley Trail (15 km)
Surface
Predominantly paved: 92% is mapped as paved, 7% as unpaved or gravel.
Gradient
36% climbing · 1% descending · 63% flat

Food, water and services

Within a few hundred metres of the track, from OpenStreetMap. Opening hours change — treat this as where to look, not a promise.

No stretch is longer than 15 km without a café, shop or water. Along the route: 12 cafés and restaurants, 7 shops and 1 petrol station.

Food, water and shops in ride order

  1. 0.8 kmWell Pharmacy · pharmacy · 390 m off route
  2. 2.1 kmThe Colliers · pub · 50 m off route
  3. 3.5 kmTexaco · petrol station · 110 m off route
  4. 3.8 kmCo-op Food · supermarket · 220 m off route
  5. 8.3 kmWaun Wyllt Inn · pub · 90 m off route
  6. 17 kmNigel Williams Pharmacy · pharmacy · 580 m off route

Need to bail out?

  • 0.8 km — Llanelli (station), 1.1 km off route

Whether bikes are carried depends on the service — check before relying on it.

Stay after this ride

  • Crosshands Hotel · hotel · 2.7 km from the finish
  • Travelodge Llanelli Cross Hands · hotel · 3.0 km from the finish

Start and access

Starts at Seaside. Mapped within a short walk of the start and finish, from OpenStreetMap.

At the start

Food and coffee
The Sandpiper (480 m), Frankie's Kitchen (790 m)
Shops
SNA Late Shop (930 m)

At the finish

Pharmacy and medical
Nigel Williams Pharmacy (580 m)

Know before you go

  • Longest stretch without café, shop or water is 8.7 km from 8.3 km to 17 km

Routes are for inspiration. Roads, surfaces and conditions change — check locally and ride within your limits.

2 photographs from the road

Photo: Gareth James · CC BY-SA 2.0 · Wikimedia Commons · Photo: Humphrey Bolton · CC BY-SA 2.0 · Wikimedia Commons

About this route

Route line
Traced from the waymarked route’s relation in OpenStreetMap.
Elevation
Recalculated from the Copernicus GLO-90 terrain model every 50 m, not the device’s barometer.
Roads, surface, services
Measured along the line from OpenStreetMap extracts.
Best months
Ten years of ERA5 weather for Llanelli (Open-Meteo).
GPX
Generated from the route line: track points only, no timestamps or personal data.
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