Live prices
Cheapest diesel (B7) in South Mimms
1 station reporting diesel (B7), ranked cheapest first.
The cheapest reported diesel (B7) in South Mimms is £9.91 a gallon (217.9p per litre) at Welcome Break/bp, ST. Albans Road, Potters Bar, South Mimms, Hertforshire (EN6 3NE). That local average is 21.7p per litre above the UK average of 196.2p.
The average is unchanged since yesterday. The average has risen 5.0p per litre since last week.
Prices last refreshed at 3:02pm on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
| Station | Unleaded | Diesel | Premium | Super diesel | Updated |
|---|---|---|---|---|---|
 Welcome Break South Mimms Truckstop (EN6 3NE)24hMotorwayST. Albans Road, Potters Bar, South Mimms, Hertforshire | ---- | £9.91217.9p | ---- | ---- | 39 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) in South Mimms
- Where is the cheapest diesel (B7) in South Mimms?
- The cheapest reported diesel (B7) in South Mimms is 217.9p per litre at Welcome Break/bp, ST. Albans Road, Potters Bar, South Mimms, Hertforshire (EN6 3NE). The average across 1 forecourts reporting this grade is 217.9p per litre. Prices were last refreshed at 3:02pm on 20 September 2026 from official UK Government fuel price data.
- How many stations in South Mimms sell diesel (B7)?
- 1 forecourt in South Mimms currently reports 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.