Live prices
Cheapest petrol and diesel prices in Monmouth
3 forecourts tracked in Monmouth (3 reporting unleaded (E10), 3 reporting diesel (B7), 3 reporting premium (E5), 3 reporting super diesel). Prices last refreshed at 4:04am on 5 November 2026.
The cheapest reported unleaded petrol (E10) in Monmouth is £8.18 a gallon (179.9p per litre) at Shell, Cinderhill Street Overmonnow Road, Monmouth, Gwent. The average across 3 forecourts currently reporting this grade is £8.18 a gallon (179.9p per litre). That local average is 8.9p per litre above the UK average of 171.0p.
The average is unchanged since yesterday. The average has fallen 3.0p per litre since last week.
Prices last refreshed at 4:04am on 5 November 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
At 179.9p per litre, the cheapest unleaded in Monmouth is the lowest we have recorded here in 4 weeks. The Monmouth average has fallen 3.0p a litre over the past week.
Unleaded Prices
Unleaded (E10)
- Highest
- £8.18/gal179.9p/L
- Average
- £8.18/gal179.9p/L
- Lowest
- £8.18/gal179.9p/L
Diesel Prices
Diesel (B7)
- Highest
- £9.22/gal202.9p/L
- Average
- £9.19/gal202.2p/L
- Lowest
- £9.18/gal201.9p/L
Premium Unleaded Prices
Premium Unleaded (E5)
- Highest
- £9.04/gal198.9p/L
- Average
- £9.13/gal200.9p/L
- Lowest
- £9.04/gal198.9p/L
Super Diesel Prices
Super Diesel (SDV)
- Highest
- £10.04/gal220.9p/L
- Average
- £10.18/gal223.9p/L
- Lowest
- £10.04/gal220.9p/L
All forecourts in Monmouth
3 forecourts in Monmouth, with live prices and full addresses. Showing 1 to 3.
A40 North Bound, Dingestow, Monmouth · NP25 4BG
DirectionsDiesel B7
Premium E5
Super Diesel
Diesel B7
Premium E5
Super Diesel
Cinderhill Street Overmonnow Road, Monmouth, Gwent · NP25 5EZ
Usually cheapest noon to 3pm, priciest midnight to 4am here
DirectionsDiesel B7
Premium E5
Super Diesel
Search near Monmouth
Ask the fuel analyst
Answers come straight from recorded official price data, refreshed every 30 minutes.
Cheapest reported unleaded
Shell
Cinderhill Street Overmonnow Road, Monmouth, Gwent
179.9p/L
Cheapest reported diesel
Esso
A40 South Bound, Dingestow, Monmouth
201.9p/L
By fuel grade in Monmouth
Nearby areas
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Prices are sourced from official UK government fuel-price data (Open Government Licence v3.0). Updated every 30 minutes.
Questions about fuel prices in Monmouth
- What is the average petrol price in Monmouth?
- The average unleaded (E10) petrol price in Monmouth is currently 179.9p per litre (approx. £8.18/gal), based on live data from 3 forecourts reporting this grade. Prices are updated every 30 minutes from official UK government data.
- What is the average diesel price in Monmouth?
- The average diesel (B7) price in Monmouth is currently 202.2p per litre (approx. £9.19/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
- Which is the cheapest petrol station in Monmouth?
- Shell at Cinderhill Street Overmonnow Road, Monmouth, Gwent currently has the cheapest reported unleaded petrol in Monmouth at 179.9p per litre (approx. £8.18/gal). Prices change regularly, so check this page for the latest.
- Which is the most expensive petrol station in Monmouth?
- According to official UK government fuel price data, Asda Monmouth North Express Petrol (NP25 4BG) currently has the highest reported unleaded (E10) price in Monmouth at 179.9p per litre (approx. £8.18/gal). Prices are refreshed every 30 minutes, so this can change through the day.
- How do I find the cheapest fuel near Monmouth?
- Use the search box above to enter your postcode. fuel.co.uk will show you every forecourt ranked cheapest first, with live prices updated every 30 minutes from the GOV.UK Fuel Finder.