Cheapest unleaded
166.9p
Fuel prices in SN12 today, 4 November 2026
Live petrol and diesel prices at 7 stations in the SN12 postcode area, cheapest first, from the government's Fuel Finder open data.
Cheapest diesel
192.9p
Avg unleaded (SN12)
168.0p
Avg diesel (SN12)
196.3p
7 fuel stations in the SN12 postcode area report pump prices to the government's Fuel Finder scheme. Unleaded runs from 166.9p at Sainsbury's up to 169.9p, a 3.0p gap across SN12, so it pays to check before you fill up. On average SN12 is 3.0p cheaper than the UK as a whole.
Sainsbury's
Bath Road, Melksham
SN12 6LL
Air
Unleaded166.9p
Diesel192.9p
Sparoad Service Station
Spa Road Service Station, Spa Road, Melksham
SN12 7NY
Price last reported 21 Sept
Car wash · Air · Water · Toilets
Unleaded166.9p
Diesel192.9p
Valero
Sandridge Road, Melksham
SN12 7QW
Price last reported 28 Sept
Car wash · Air · Water
Unleaded166.9p
Diesel194.9p
BP
Nortree Motors, Beanacre Rd / Melksham
SN12 8AU
Price last reported 28 Sept
24 hours · Car wash · Air · Water
Unleaded167.9p
Diesel197.9p
Esso
Semington Road, Melksham
SN12 6DE
24 hours · Car wash · Air · Water
Unleaded167.9p
Diesel194.9p
Turnpike
Turnpike Garage (Melksham) Ltd, Bowerhill, Melksham
SN12 6RE
24 hours · Air · AdBlue pump
Unleaded169.9p
Diesel194.9p
Central Convenience
Bear Garages, Bath Road, Atworth, Melksham
SN12 8HN
Car wash
Unleaded169.9p
Diesel205.9p
Data updated 12 hours ago.
Cheapest fuel in SN12: quick answers
Where is the cheapest petrol in SN12?
The cheapest unleaded in the SN12 postcode area right now is 166.9p per litre at Sainsbury's, BATH ROAD, MELKSHAM. The SN12 average is 168.0p.
Where is the cheapest diesel in SN12?
The lowest diesel price in SN12 is currently 192.9p per litre at Sainsbury's, BATH ROAD, MELKSHAM.