Live prices
Cheapest petrol and diesel near SG7
12 forecourts within 5 miles of the centre of the SG7 postcode district, 5 of them inside SG7 itself.
The cheapest reported unleaded petrol (E10) within 5 miles of the centre of SG7 is £7.63 a gallon (167.9p per litre) at Sainsbury's, Third Avenue, Letchworth (SG6 2HX). The average across 12 forecourts currently reporting this grade is £7.87 a gallon (173.2p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £2.65 on a 50-litre fill. That local average is 0.9p per litre above the UK average of 172.3p.
The average has fallen 3.1p per litre since yesterday. The average has fallen 1.7p per litre since last week.
Prices last refreshed at 3:01am on 19 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
Unleaded Prices
Unleaded (E10)
- Highest
- £8.54/gal187.9p/L
- Average
- £7.87/gal173.2p/L
- Lowest
- £7.63/gal167.9p/L
Diesel Prices
Diesel (B7)
- Highest
- £9.36/gal205.9p/L
- Average
- £8.96/gal197.2p/L
- Lowest
- £8.59/gal188.9p/L
Premium Unleaded Prices
Premium Unleaded (E5)
- Highest
- £9.77/gal214.9p/L
- Average
- £8.56/gal188.4p/L
- Lowest
- £8.09/gal177.9p/L
Super Diesel Prices
Super Diesel (SDV)
- Highest
- £10.22/gal224.9p/L
- Average
- £9.73/gal214.0p/L
- Lowest
- £9.04/gal198.9p/L
Every station near SG7, cheapest unleaded first
| Station | Distance | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|---|
 Sainsburys Letchworth (SG6 2HX)Third Avenue, Letchworth | 2 miles | £7.63167.9p | £8.59188.9p | £8.18179.9p | ---- | 19 Sept 2026, 02:01 |
 Letchworth Service Station (SG6 4AD)Icknield Garage, Icknield Way, Letchworth Garden City, SG6 4AD, Letchworth Garden City | 3.1 miles | £7.63167.9p | £8.59188.9p | £8.09177.9p | £9.04198.9p | 19 Sept 2026, 02:01 |
 Baldock Extra - Petrol Filling Station (SG7 6BN)24h58 High ST, Baldock | 1.5 miles | £7.72169.9p | £8.63189.9p | £8.18179.9p | ---- | 19 Sept 2026, 02:01 |
 Greenfields Service Station (SG8 9NN)24hGreenfield Service Station, Baldock Road, Royston, SG8 9NN, Royston | 4 miles | £7.81171.9p | £8.95196.9p | £8.18179.9p | £9.54209.9p | 19 Sept 2026, 02:01 |
 Rontec Letchworth (SG6 2AZ)Letchworth Gate, Letchworth Garden City, Hertfordshire | 2.9 miles | £7.86172.9p | £9.09199.9p | £8.72191.9p | ---- | 19 Sept 2026, 02:01 |
| Mfg Jackmans (SG6 2EJ)Baldock Road, Letchworth Garden City, Hertfordshire | 2.5 miles | £7.86172.9p | £9.09199.9p | £8.63189.9p | £9.82215.9p | 19 Sept 2026, 02:01 |
 Welcome Break Northway (SG7 5EX)24hA1, Hinxworth, Baldock | 2.3 miles | £7.86172.9p | £8.86194.9p | £8.41184.9p | £9.41206.9p | 19 Sept 2026, 02:01 |
| Asda Icknield Way Express Petrol (SG6 1BS)24hNorton Way North, Letchworth | 2.5 miles | £7.86172.9p | £8.91195.9p | £8.72191.9p | £9.77214.9p | 19 Sept 2026, 02:01 |
 Ashwell Garage Ltd (SG7 5LG)Ashwell Garage Ltd, 33, Station Road, Ashwell, Baldock | 3 miles | £7.86172.9p | £9.09199.9p | £8.45185.9p | ---- | 19 Sept 2026, 02:01 |
| Astwick (SG5 4BL)24hHighway Stops, Astwick Service Station, Great North Road, Stotfold, Hitchin, Central Bedfordshire | 2.4 miles | £7.91173.9p | £9.31204.9p | £8.81193.9p | £10.22224.9p | 19 Sept 2026, 02:01 |
| Mfg Stotfold (SG5 4HB)Arlesey Road, Hitchin, Hertfordshire | 2.8 miles | £7.91173.9p | £9.09199.9p | £8.63189.9p | £9.82215.9p | 19 Sept 2026, 02:01 |
 Shell Baldock (SG7 5TR)24hA1 Jct 10, Baldock Road, Hertfordshire | 1.3 miles | £8.54187.9p | £9.36205.9p | £9.77214.9p | £10.22224.9p | 19 Sept 2026, 02:01 |
The market shown is a fixed 5-mile radius from the centre of the SG7 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 SG7
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Filling 50 litres at the cheapest reported station rather than an average-priced one saves about £2.65 today.
Questions about fuel prices near SG7
- Where is the cheapest petrol near SG7?
- The cheapest reported unleaded petrol (E10) within 5 miles of the centre of SG7 is 167.9p per litre at Sainsbury's, Third Avenue, Letchworth (SG6 2HX). The local average is 173.2p across 12 forecourts reporting this grade. Prices were last refreshed at 3:01am on 19 September 2026 from official UK Government fuel price data.
- Where is the cheapest diesel near SG7?
- The cheapest reported diesel (B7) within 5 miles of the centre of SG7 is 188.9p per litre at Sainsbury's, Third Avenue, Letchworth (SG6 2HX). The local average is 197.2p per litre.
- How often are fuel prices in SG7 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.