Petrol and diesel prices in Welham Green
Cheapest petrol near Welham Green right now: 173.9p at Tesco Hatfield Extra, reported 15:26 on 14 Oct. Cheapest diesel: 195.9p at Tesco Hatfield Extra.
- Sainsburys London Colney showed 169.9p for petrol when it last reported, on 13 Oct. That price may have changed.
- Petrol is 2.0p a litre cheaper in Potters Bar, 3 miles away, from 171.9p.
- Welham Green is in the Welwyn Hatfield council area, 117th dearest of 354 for petrol in the council league table, averaging 175.6p.
Distance in miles from Welham Green town centre, as the crow flies. Showing stations within 3 miles.
Distance in miles from Welham Green town centre, as the crow flies. Showing stations within 3 miles.
Price trend
We started recording daily average prices in Welham Green on 16 October 2026. The trend chart appears here once there are a few days of data.
Not in central Welham Green?
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All petrol stations in Welham Green
1 petrol station with a Welham Green address, cheapest petrol first.
| Station | Petrol | Diesel | Reported |
|---|---|---|---|
| BP Welham GreenWelham Green Service Station, Welham Green, AL9 7NF · Open 24 hours | 175.9p | 199.9p | 10 Oct |
Supermarket fuel prices in and near Welham Green
2 Sainsbury's, 2 Tesco, 2 Asda and 2 Morrisons forecourts within 5 miles of Welham Green, cheapest petrol first.
| Station | Petrol | Diesel | Miles |
|---|---|---|---|
| Sainsburys Marshalswick185 Marshalswick Lane, St Albans, AL1 4UZ | 167.9p | 195.9p | 4 |
| Sainsburys London ColneyColney Fields Shopping Park, St. Albans, AL2 1AB | 169.9p | 197.9p | 3 |
| Tesco Potters Bar SuperstoreMutton Ln, Potters Bar, EN6 2PB | 171.9p | 197.9p | 3 |
| Asda Hatfield Superstore98 Town Centre, Hatfield, AL10 0JP | 172.7p | 196.7p | 2 |
| Tesco Hatfield ExtraGreat North Road, Hatfield, AL9 5JY | 173.9p | 195.9p | 3 |
| MFG Morrisons St AlbansHatfield Road, St Albans, AL1 4LW | 173.9p | 196.9p | 4 |
| MFG Morrisons Welwyn Garden CityBlack Fan Road, Welwyn Garden City, AL7 1FP | 173.9p | 197.9p | 5 |
| Asda St Albans Express PetrolLondon Road, St Albans, AL1 1LP | 177.9p | 199.9p | 5 |
24-hour petrol stations in Welham Green
1 station sells fuel 24 hours a day in Welham Green, cheapest petrol first. Shop hours can be shorter; check the station page.
| Station | Petrol | Diesel | Miles |
|---|---|---|---|
| BP Welham GreenWelham Green Service Station, Welham Green, AL9 7NF | 175.9p | 199.9p | <1 |
Super unleaded, premium diesel and AdBlue in Welham Green
Super unleaded (E5)
15 stations in and around Welham Green sell super unleaded (e5), averaging 191.6p a litre. The cheapest is Sainsburys Marshalswick at 179.9p.
Premium diesel
10 stations in and around Welham Green sell premium diesel, averaging 223.6p a litre. The cheapest is BP Welham Green at 209.9p.
AdBlue
AdBlue at the pump at Welcome Break South Mimms Truckstop.
Fuel price alerts for Welham Green
Price alerts are coming soon. Join the waitlist and we'll email you when they start: an alert when fuel near you drops by 3p a litre or more, and the 10 cheapest pumps near your postcode every Friday.
Questions about fuel prices in Welham Green
Where is the cheapest petrol in Welham Green?
Today the cheapest petrol near Welham Green is 173.9p a litre at Tesco Hatfield Extra, Great North Road, Hatfield, AL9 5JY.
How much is diesel in Welham Green today?
Diesel averages 199.9p a litre across 1 forecourt in Welham Green, against a UK average of 199.2p.
Which supermarket has the cheapest petrol in Welham Green?
Sainsburys Marshalswick is cheapest at 167.9p a litre, 4 miles from the centre. We compare 8 supermarket forecourts in and near Welham Green above.
How up to date are these prices?
Forecourts report their prices to the government's Fuel Finder scheme and we refresh them twice a day. These were last updated 17:30 today. Each forecourt's table row shows the day its price was reported.
Is there a 24-hour petrol station in Welham Green?
Yes. BP Welham Green sells fuel 24 hours a day.