Petrol prices in SA14
Every forecourt in the SA14, Swansea postcode district, cheapest first, with live prices from the government Fuel Finder feed — covering Carmarthenshire, Wales.
Petrol stations in SA14 (8)
Cheapest first. Prices update through the day.
TEXACO, LLANELLICheapestLLANELLI£1.62E10£1.82B7TESCO, LLANELLILLANELLI£1.65E10£1.85B7MORRISONS, LLANELLILLANELLI£1.65E10£1.85B7VALERO, GORSLAS / CROSS HANDSGORSLAS / CROSS HANDS£1.66E10£1.87B7VALERO, GORSLASGORSLAS£1.67E10£1.88B7ESSO, LLANELLILLANELLI£1.67E10£1.88B7Dafen Service Station, LLANELLILLANELLI£1.67E10£1.90B7NISA LOCAL DREFACH, LLANELLILLANELLI£1.68E10£1.88B76.0p separates the cheapest and dearest forecourt inside SA14 alone — £3.30 on a tank, without leaving the district. That is usually a bigger saving than any amount of waiting for prices to move.
Is anywhere nearby cheaper?
Neighbouring districts, with the fuel the drive itself burns already subtracted — a 45 mpg car, there and back.
Not today. Of the 8 nearest districts, none is cheap enough to cover the fuel the drive itself would burn — the £1.62already available inside SA14 wins. That is the common case, and it is why chasing a cheaper sign a few miles away usually costs more than it saves — the break-even calculation shows where the line falls.
Nearby postcode districts
Closest first, with today’s typical price.
About fuel prices in SA14
SA14 is part of the SA postcode area, which covers Swansea, and its forecourts sit mainly in Carmarthenshire in Wales. We track 8 forecourts here across 7 brands, of which 4 are supermarkets.
Supermarket forecourts usually anchor local pricing: where one exists, the independents nearby tend to price close to it, and where none does, prices drift upward. SA14 has 4, which is why the local spread is 6.0p. Across Wales as a whole the median is £1.65 — see the whole region.
Every price here comes from the government Fuel Finder scheme, which since February 2026 has required each forecourt to report a change within thirty minutes. For the forecourts nearest a specific address rather than a whole district, search your full postcode.
Common questions about SA14
How much is petrol in SA14 today?
The typical SA14 forecourt is charging £1.66 a litre for E10 petrol — £91.47 for a 55-litre tank. The cheapest of the 8 forecourts reporting a price in SA14 is at £1.62, and the dearest £1.68.
Where is the cheapest petrol in SA14?
TEXACO, LLANELLI in LLANELLI at £1.62 a litre. That is 6.0p below the dearest forecourt in SA14. Prices change through the day, so check before you set off.
Is SA14 cheaper or dearer than the rest of the UK?
SA14 runs 1.4p above the UK median of £1.65, and sits in Wales, where the regional median is £1.65. Local competition drives most of that: districts with two or more supermarket forecourts close together price lower than districts where the nearest alternative is a drive away.
Is it worth driving to a cheaper postcode from SA14?
Not on today's prices. No neighbouring district is cheap enough to cover the fuel the detour itself would burn, so the best price available to you is inside SA14.
How many petrol stations are there in SA14?
8 forecourts, from 7 different brands, including 4 supermarket forecourts. Every one reports its prices to the government Fuel Finder scheme within thirty minutes of a change.