Live prices
Cheapest diesel (B7) near AL9
17 stations reporting diesel (B7), ranked cheapest first.
The cheapest reported diesel (B7) within 5 miles of the centre of AL9 is £8.77 a gallon (192.9p per litre) at Tesco, Mutton LN, Potters Bar (EN6 2PB). The average across 17 forecourts currently reporting this grade is £9.06 a gallon (199.2p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £3.15 on a 50-litre fill. That local average is 3.0p per litre above the UK average of 196.2p.
The average has fallen 0.7p per litre since yesterday. The average has risen 6.6p per litre since last week.
Prices last refreshed at 4:02pm on 20 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 |
|---|---|---|---|---|---|---|
 Potters Bar Superstore - Petrol Filling Station (EN6 2PB)24hMutton LN, Potters Bar | 3.6 miles | £7.72169.9p | £8.77192.9p | £8.22180.9p | ---- | 45 mins ago |
 Asda Hatfield Superstore (AL10 0JP)24h98 Town Centre, Hatfield | 1.8 miles | £7.81171.7p | £8.81193.7p | ---- | ---- | 45 mins ago |
 Sainsburys Marshalswick (AL1 4UZ)185 Marshalswick Lane, ST Albans | 4.9 miles | £7.72169.9p | £8.81193.9p | £8.27181.9p | ---- | 45 mins ago |
 Mfg Morrisons St Albans (AL1 4LW)24hHatfield Road, ST Albans, Hertfordshire | 5 miles | £7.86172.9p | £8.81193.9p | £8.45185.9p | ---- | 45 mins ago |
| Hatfield Extra - Petrol Filling Station (AL9 5JY)24hGreat North Road, Hatfield | 2.4 miles | £7.86172.9p | £8.86194.9p | £8.31182.9p | ---- | 45 mins ago |
 Mfg Potters Bar (EN6 2QU)46 Barnet Road, Potters Bar, Hertfordshire | 3.8 miles | £7.72169.9p | £8.91195.9p | £8.63189.9p | ---- | 45 mins ago |
| Mfg Morrisons Welwyn Garden City (AL7 1FP)Black Fan Road, Welwyn Garden City, Hertfordshire | 3.8 miles | £7.86172.9p | £8.91195.9p | £8.45185.9p | ---- | 45 mins ago |
| Sainsburys London Colney (AL2 1AB)24hColney Fields Shopping Park, London Colney, ST. Albans | 4 miles | £7.81171.9p | £8.91195.9p | £8.36183.9p | ---- | 45 mins ago |
 Potters Bar Sf Connect (EN6 5AB)24h48 High Street, Potters Bar, Hertfordshire | 3.6 miles | £7.81171.9p | £8.95196.9p | £8.77192.9p | £9.91217.9p | 45 mins ago |
| Mfg Bell Bar (AL9 6DB)24hGreat North Road, Hatfield, Hertfordshire | 0.8 miles | £7.81171.9p | £9.09199.9p | £8.63189.9p | £9.82215.9p | 45 mins ago |
 Shell Smallford (AL4 0HP)608 Hatfield Road, ST. Albans, Hertfordshire | 3.1 miles | £8.13178.9p | £9.09199.9p | £9.09199.9p | £10.00219.9p | 45 mins ago |
| Shell Little Waitrose Welwyn Garden (AL8 6XA)24hStanborough Road, Welwyn Garden City, Hertfordshire | 3.4 miles | £8.09177.9p | £9.09199.9p | £9.54209.9p | £10.22224.9p | 45 mins ago |
| Shell Co-op Orbital (AL4 0NG)24hNorth Orbital Road, ST Albans, Hertfordshire | 3.5 miles | £8.13178.9p | £9.09199.9p | £9.09199.9p | £10.22224.9p | 45 mins ago |
| Mfg Eastbridge (AL7 1LE)24hBridge Road East, Welwyn Garden City, Hertfordshire | 3.9 miles | £8.00175.9p | £9.09199.9p | £8.63189.9p | £9.82215.9p | 45 mins ago |
| Welham Green (AL9 7NF)24hWelham Green Service Station, Dellsome Lane, Welham Green | 1.1 miles | £7.86172.9p | £9.31204.9p | £8.63189.9p | £10.00219.9p | 45 mins ago |
| South Mimms Sf Connect Mwsa (EN6 3QQ)24hMotorwayST Albans Road, Potters Bar, Hertfordshire | 4.1 miles | £8.63189.9p | £9.54209.9p | £9.59210.9p | £10.50230.9p | 45 mins ago |
 Welcome Break South Mimms Truckstop (EN6 3NE)24hMotorwayST. Albans Road, Potters Bar, South Mimms, Hertforshire | 4.1 miles | ---- | £9.91217.9p | ---- | ---- | 45 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 diesel (B7) appear here.
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Questions about diesel (B7) near AL9
- Where is the cheapest diesel (B7) near AL9?
- The cheapest reported diesel (B7) near AL9 is 192.9p per litre at Tesco, Mutton LN, Potters Bar (EN6 2PB). The average across 17 forecourts reporting this grade is 199.2p per litre. Prices were last refreshed at 4:02pm on 20 September 2026 from official UK Government fuel price data.
- How many stations near AL9 sell diesel (B7)?
- 17 forecourts near AL9 currently report a price for diesel (B7) through the official UK fuel price open data scheme. Stations that do not sell or report this grade are not counted.