UK fuel prices/Areas/CARMARTHENSHIRE
CARMARTHENSHIRE fuel prices today

Fuel prices in CARMARTHENSHIRE today.

Compare current reported E10 petrol and standard diesel prices across 11 active forecourts in CARMARTHENSHIRE, then drill into individual towns and station pages.

Use my exact location Towns A–Z
0 local towns linked · current Fuel Finder data
Unleaded E10 168.9p cheapest petrol
Average171.2p
Stations11

Updated 1 hour ago

Standard diesel 194.9p cheapest diesel
Average196.6p
Stations11

Updated 1 hour ago

How much can petrol vary in CARMARTHENSHIRE?

The current E10 range in our data spans 4.0p per litre. Filling 50 litres at the current cheapest price rather than the local average is roughly £1.15 less.

What about diesel?

Standard diesel currently spans 3.0p per litre across the area. A 50-litre fill at the cheapest reported price is roughly £0.85 below the current area average.

Live forecourt data

Cheapest petrol in CARMARTHENSHIRE

11 shown
2
SANDY ROAD SANDY ROAD, LLANELLI, SA15 4DW Updated 19 Oct 2026
169.9pper litre
8
MFG CROSS HANDS CROSSHANDS ROAD, GORSLAS / CROSS HANDS, SA14 6RR Updated 17 Oct 2026
171.9pper litre
Live forecourt data

Cheapest diesel in CARMARTHENSHIRE

11 shown
2
SANDY ROAD SANDY ROAD, LLANELLI, SA15 4DW Updated 19 Oct 2026
195.9pper litre
11
MFG CROSS HANDS CROSSHANDS ROAD, GORSLAS / CROSS HANDS, SA14 6RR Updated 17 Oct 2026
197.9pper litre
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