Petrol and diesel prices in Monmouth
Cheapest petrol near Monmouth: 174.9p at EG Daff-Y Nant, reported 14:15 on 13 Oct. Petrol in Monmouth averages 182.9p, 8.7p above the UK average. Cheapest diesel: 202.9p at Shell Overmonnow. Diesel in Monmouth averages 202.2p, 3.0p above the UK average.
- Texaco Lowerlane showed 199.9p for diesel when it last reported, on 25 Sept. That price may have changed.
- Supermarket forecourts in Monmouth charge the same for petrol as other forecourts, on average.
- 0 of 3 forecourts here reported a petrol price in the last 3 days. Older prices show the date they were reported.
- Monmouth is in the Monmouthshire council area, 55th dearest of 354 for petrol in the council league table, averaging 177.0p.
Distance in miles from Monmouth town centre, as the crow flies. Showing stations within 5 miles.
Distance in miles from Monmouth town centre, as the crow flies. Showing stations within 5 miles.
Price trend
We started recording daily average prices in Monmouth on 16 October 2026. The trend chart appears here once there are a few days of data.
Not in central Monmouth?
Enter your postcode to sort stations by price, best value once the drive is counted, or distance.
All petrol stations in Monmouth
3 petrol stations with a Monmouth address, cheapest petrol first.
| Station | Petrol | Diesel | Reported |
|---|---|---|---|
| Shell OvermonnowCinderhill Street Overmonnow Road, Monmouth, NP25 5EZ · Open 24 hours | 182.9p | 202.9p | 16 Oct |
| Asda Monmouth South Express PetrolA40 South Bound, Monmouth, NP25 4BR · Open 24 hours | 182.9p | 201.9p | 7 Oct |
| Asda Monmouth North Express PetrolA40 North Bound, Monmouth, NP25 4BG · Open 24 hours | 182.9p | 201.9p | 7 Oct |
Supermarket fuel prices in Monmouth
2 Asda forecourts in Monmouth, cheapest petrol first.
| Station | Petrol | Diesel | Miles |
|---|---|---|---|
| Asda Monmouth North Express PetrolA40 North Bound, Monmouth, NP25 4BG | 182.9p | 201.9p | 3 |
| Asda Monmouth South Express PetrolA40 South Bound, Monmouth, NP25 4BR | 182.9p | 201.9p | 5 |
24-hour petrol stations in Monmouth
3 stations sell fuel 24 hours a day in Monmouth, cheapest petrol first. Shop hours can be shorter; check the station page.
| Station | Petrol | Diesel | Miles |
|---|---|---|---|
| Asda Monmouth South Express PetrolA40 South Bound, Monmouth, NP25 4BR | 182.9p | 201.9p | 5 |
| Shell OvermonnowCinderhill Street Overmonnow Road, Monmouth, NP25 5EZ | 182.9p | 202.9p | <1 |
| Asda Monmouth North Express PetrolA40 North Bound, Monmouth, NP25 4BG | 182.9p | 201.9p | 3 |
Super unleaded, premium diesel, LPG and AdBlue in Monmouth
Super unleaded (E5)
5 stations in and around Monmouth sell super unleaded (e5), averaging 199.7p a litre. The cheapest is Texaco Lowerlane at 189.9p.
Premium diesel
5 stations in and around Monmouth sell premium diesel, averaging 220.9p a litre. The cheapest is Texaco Lowerlane at 210.9p.
LPG (autogas)
LPG pumps at Motorhouse Service Station.
AdBlue
AdBlue at the pump at Asda Monmouth North Express Petrol, Texaco Lowerlane and Asda Monmouth South Express Petrol.
Fuel price alerts for Monmouth
We'll email you when fuel near you drops by 3p a litre or more, plus the 10 cheapest pumps near your postcode every Friday morning.
Questions about fuel prices in Monmouth
Where is the cheapest petrol in Monmouth?
Today the cheapest petrol near Monmouth is 174.9p a litre at EG Daff-Y Nant, A40 Southbound, Ross-on-Wye, HR9 6DW.
How much is diesel in Monmouth today?
Diesel averages 202.2p a litre across 3 forecourts in Monmouth, against a UK average of 199.2p.
Which supermarket has the cheapest petrol in Monmouth?
Asda Monmouth North Express Petrol is cheapest at 182.9p a litre, 3 miles from the centre. We compare 2 supermarket forecourts in Monmouth 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 Monmouth?
Yes. Asda Monmouth South Express Petrol, Shell Overmonnow and Asda Monmouth North Express Petrol sell fuel 24 hours a day.