Live prices
Cheapest petrol and diesel near SN12
12 forecourts within 5 miles of the centre of the SN12 postcode district, 7 of them inside SN12 itself.
The cheapest reported unleaded petrol (E10) within 5 miles of the centre of SN12 is £7.54 a gallon (165.9p per litre) at Sainsbury's, Bath Road, Melksham (SN12 6LL). The average across 12 forecourts currently reporting this grade is £7.76 a gallon (170.7p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £2.40 on a 50-litre fill. That local average is 1.7p per litre below the UK average of 172.4p.
The average has risen 0.2p per litre since yesterday. The average has risen 3.2p per litre since last week.
Prices last refreshed at 3:31am on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
Unleaded Prices
Unleaded (E10)
- Highest
- £7.95/gal174.9p/L
- Average
- £7.76/gal170.7p/L
- Lowest
- £7.54/gal165.9p/L
Diesel Prices
Diesel (B7)
- Highest
- £9.09/gal199.9p/L
- Average
- £8.87/gal195.2p/L
- Lowest
- £8.50/gal186.9p/L
Premium Unleaded Prices
Premium Unleaded (E5)
- Highest
- £8.77/gal192.9p/L
- Average
- £8.43/gal185.5p/L
- Lowest
- £7.95/gal174.9p/L
Super Diesel Prices
Super Diesel (SDV)
- Highest
- £9.86/gal216.9p/L
- Average
- £9.47/gal208.3p/L
- Lowest
- £8.91/gal195.9p/L
Every station near SN12, cheapest unleaded first
| Station | Distance | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|---|
 Sainsburys Melksham (SN12 6LL)Bath Road, Melksham | 0.2 miles | £7.54165.9p | £8.50186.9p | £8.09177.9p | ---- | 11h ago |
 Trowbridge Extra - Petrol Filling Station (BA14 7AQ)24hCounty Way, Trowbridge | 4.8 miles | £7.59166.9p | £8.54187.9p | £8.09177.9p | ---- | 11h ago |
| Sparoad Service Station (SN12 7NY)Spa Road Service Station, Spa Road, Melksham, SN12 7NY, Melksham | 0.3 miles | £7.59166.9p | £8.68190.9p | £8.63189.9p | £9.54209.9p | 11h ago |
| Turnpike (SN12 6RE)24hTurnpike Garage (melksham) Ltd, Bowerhill, Melksham, SN12 6RE, Melksham | 1.6 miles | £7.63167.9p | £8.63189.9p | £7.95174.9p | £8.91195.9p | 11h ago |
 Eg Trowbridge Pfs (BA14 8HR)24hBythesea Road, Trowbridge, Wiltshire | 4.9 miles | £7.72169.9p | £9.00197.9p | £8.68190.9p | ---- | 11h ago |
 Trowbridge Lodge Services (BA14 6DW)Trowbridge Lodge Service Station, West Ashton Road, Trowbridge, BA14 6DW, Trowbridge | 4.6 miles | £7.72169.9p | £8.95196.9p | £8.63189.9p | £9.86216.9p | 11h ago |
 Mfg Melksham (SN12 7QW)Sandridge Road, Melksham, Wiltshire | 0.7 miles | £7.72169.9p | £8.81193.9p | £8.45185.9p | £9.54209.9p | 11h ago |
| Mfg Bradford-on-avon (BA15 1AF)47 Woolley Street, Bradford-on- Avon, Wiltshire | 4.9 miles | £7.91173.9p | £9.09199.9p | £8.45185.9p | £9.54209.9p | 11h ago |
| Mfg Beanacre Road (SN12 8AU)24hNortree Motors, Beanacre RD / Melksham, Wiltshire | 1 mile | £7.91173.9p | £9.09199.9p | £8.63189.9p | £9.82215.9p | 11h ago |
 Rontec Melksham (SN12 6DE)24hSemington Road, Melksham, Wiltshire | 0.4 miles | £7.91173.9p | £9.04198.9p | £8.77192.9p | ---- | 11h ago |
| Central Convenience - Atworth (SN12 8HN)Bear Garages, Bath Road, Atworth, Melksham | 3.1 miles | £7.95174.9p | £9.04198.9p | £8.41184.9p | £9.09199.9p | 11h ago |
| Central C-stores Hilperton (BA14 7PR)8, Marsh Road, Trowbridge, BA14 7PR | 3.5 miles | £7.95174.9p | £9.09199.9p | ---- | ---- | 11h ago |
The market shown is a fixed 5-mile radius from the centre of the SN12 postcode district. Not every station reports every fuel grade, so grade averages state how many stations they cover. Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes.
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Answers come straight from recorded official price data, refreshed every 30 minutes.
By fuel grade near SN12
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Filling 50 litres at the cheapest reported station rather than an average-priced one saves about £2.40 today.
Questions about fuel prices near SN12
- Where is the cheapest petrol near SN12?
- The cheapest reported unleaded petrol (E10) within 5 miles of the centre of SN12 is 165.9p per litre at Sainsbury's, Bath Road, Melksham (SN12 6LL). The local average is 170.7p across 12 forecourts reporting this grade. Prices were last refreshed at 3:31am on 20 September 2026 from official UK Government fuel price data.
- Where is the cheapest diesel near SN12?
- The cheapest reported diesel (B7) within 5 miles of the centre of SN12 is 186.9p per litre at Sainsbury's, Bath Road, Melksham (SN12 6LL). The local average is 195.2p per litre.
- How often are fuel prices in SN12 updated?
- Prices are supplied by fuel retailers through the official UK Government fuel price open data scheme and checked every 30 minutes. Each station row shows when its price was last recorded.