Petrol prices in BT31
Every forecourt in the BT31, Northern Ireland postcode district, cheapest first, with live prices from the government Fuel Finder feed — covering Newry, Mourne and Down, Northern Ireland.
BT31 has only 2 forecourts, so there is no comparison to make within the district itself. The BT area page covers the surrounding districts, which is where a cheaper option would be.
Petrol stations in BT31 (2)
Cheapest first. Prices update through the day.
SOLO, CASTLEWELLANCheapestCASTLEWELLAN£1.62E10£1.87B7Maxol, CASTLEWELLANCASTLEWELLAN£1.65E10£1.87B73.0p separates the cheapest and dearest forecourt inside BT31 alone — £1.65 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.
BT25Northern Ireland17.4 km away · 21.6 mile round trip · 7 forecourts£1.49saves 7.0p a litreBT30Northern Ireland16.9 km away · 21.0 mile round trip · 14 forecourts£1.53saves 3.1p a litreThe saving shown is what is left after the detour: the pump price plus the extra fuel burned getting there and back, spread across a 55-litre fill. A forecourt that is 4p cheaper eight miles away is not 4p cheaper. The arithmetic is here.
Nearby postcode districts
Closest first, with today’s typical price.
About fuel prices in BT31
BT31 is part of the BT postcode area, which covers Northern Ireland, and its forecourts sit mainly in Newry, Mourne and Down in Northern Ireland. We track 2 forecourts here across 2 brands, of which 2 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. BT31 has 2, which is why the local spread is 3.0p. Across Northern Ireland 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 BT31
How much is petrol in BT31 today?
The typical BT31 forecourt is charging £1.63 a litre for E10 petrol — £89.87 for a 55-litre tank. The cheapest of the 2 forecourts reporting a price in BT31 is at £1.62, and the dearest £1.65.
Where is the cheapest petrol in BT31?
SOLO, CASTLEWELLAN in CASTLEWELLAN at £1.62 a litre. That is 3.0p below the dearest forecourt in BT31. Prices change through the day, so check before you set off.
Is BT31 cheaper or dearer than the rest of the UK?
BT31 runs 7.5p below the UK median of £1.71, and sits in Northern Ireland, 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 BT31?
Right now, yes — BT25 has fuel at £1.49, and even after the 34.8 km round trip burns its own fuel, you are about 7.0p a litre better off. That is roughly £3.84 on a tank. Anything closer than that is not worth a special journey, though it may be worth routing past.
How many petrol stations are there in BT31?
2 forecourts, from 2 different brands, including 2 supermarket forecourts. Every one reports its prices to the government Fuel Finder scheme within thirty minutes of a change.