Live prices
Cheapest super diesel near SG18
5 stations reporting super diesel, ranked cheapest first.
The cheapest reported super diesel within 5 miles of the centre of SG18 is £9.41 a gallon (206.9p per litre) at Applegreen, A1, Hinxworth, Baldock (SG7 5EX). The average across 5 forecourts currently reporting this grade is £9.76 a gallon (214.7p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £3.90 on a 50-litre fill.
The average has fallen 1.2p per litre since yesterday. The average has risen 4.8p per litre since last week.
Prices last refreshed at 3:31pm on 21 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Distance | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|---|
 Welcome Break Northway (SG7 5EX)24hA1, Hinxworth, Baldock | 4.4 miles | £7.86172.9p | £8.86194.9p | £8.41184.9p | £9.41206.9p | 33 mins ago |
| Potton Service Station (SG19 2LU)Potton Service Station, 37, Biggleswade Road, Potton, Sandy | 3.6 miles | £7.86172.9p | £8.95196.9p | £8.63189.9p | £9.54209.9p | 33 mins ago |
 Mfg Biggleswade (SG18 8EJ)24h173 London Road, Biggleswade, Bedfordshire | 0.9 miles | £7.86172.9p | £9.00197.9p | £8.63189.9p | £9.82215.9p | 33 mins ago |
 Mfg Stotfold (SG5 4HB)Arlesey Road, Hitchin, Hertfordshire | 4.7 miles | £7.95174.9p | £9.09199.9p | £8.63189.9p | £9.82215.9p | 33 mins ago |
| Astwick (SG5 4BL)24hHighway Stops, Astwick Service Station, Great North Road, Stotfold, Hitchin, Central Bedfordshire | 4.3 miles | £7.95174.9p | £9.31204.9p | £8.86194.9p | £10.22224.9p | 33 mins ago |
Prices are supplied through the official UK Government fuel price open data scheme (Open Government Licence v3.0) and checked every 30 minutes. Only stations reporting super diesel appear here.
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Questions about super diesel near SG18
- Where is the cheapest super diesel near SG18?
- The cheapest reported super diesel near SG18 is 206.9p per litre at Applegreen, A1, Hinxworth, Baldock (SG7 5EX). The average across 5 forecourts reporting this grade is 214.7p per litre. Prices were last refreshed at 3:31pm on 21 September 2026 from official UK Government fuel price data.
- How many stations near SG18 sell super diesel?
- 5 forecourts near SG18 currently report a price for super diesel through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.