What is the average petrol price in Cas-gwent?

The average unleaded (E10) petrol price in Cas-gwent is currently 172.9p per litre (approx. £7.86/gal), based on live data from 1 forecourt reporting this grade. Prices are updated every 30 minutes from official UK government data.

What is the average diesel price in Cas-gwent?

The average diesel (B7) price in Cas-gwent is currently 196.9p per litre (approx. £8.95/gal). This is based on live data from forecourts in the area, updated every 30 minutes.

Which is the cheapest petrol station in Cas-gwent?

Tesco at Tesco Stores Ltd, Station Road, Cas-gwent currently has the cheapest reported unleaded petrol in Cas-gwent at 172.9p per litre (approx. £7.86/gal). Prices change regularly, so check this page for the latest.

How do I find the cheapest fuel near Cas-gwent?

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.

Live prices

Cheapest petrol and diesel prices in Cas-gwent

1 forecourt tracked in Cas-gwent (1 reporting unleaded (E10), 1 reporting diesel (B7)). Prices last refreshed at 12:32pm on 20 September 2026.

The cheapest reported unleaded petrol (E10) in Cas-gwent is £7.86 a gallon (172.9p per litre) at Tesco, Tesco Stores Ltd, Station Road, Cas-gwent. That local average is 0.4p per litre above the UK average of 172.5p.

The average is unchanged since yesterday. The average has risen 5.0p per litre since last week.

Prices last refreshed at 12:32pm on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.

At 169.9p per litre, the cheapest unleaded in Cas-gwent is the highest we have recorded here in 4 weeks. The Cas-gwent average has risen 2.0p a litre over the past week.

Unleaded Prices

Unleaded (E10)

Highest: £7.86/gal172.9p/L
Average: £7.86/gal172.9p/L
Lowest: £7.86/gal172.9p/L

Diesel Prices

Diesel (B7)

Highest: £8.95/gal196.9p/L
Average: £8.95/gal196.9p/L
Lowest: £8.95/gal196.9p/L

Premium Unleaded Prices

Premium Unleaded (E5)

Not enough current price data.

Super Diesel Prices

Super Diesel (SDV)

Not enough current price data.

All forecourts in Cas-gwent

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1 forecourt in Cas-gwent, with live prices and full addresses. Showing 1 to 1.

Cheapest unleaded e10Chepstow Superstore - Petrol Filling Station

Tesco Stores Ltd, Station Road, Cas-gwent · NP16 5PB

Usually cheapest midnight to 5am, priciest 5pm to 10pm here

Directions

Diesel B7

Search near Cas-gwent

Ask the fuel analyst

Answers come straight from recorded official price data, refreshed every 30 minutes.

Cheapest reported unleaded

Tesco

Tesco Stores Ltd, Station Road, Cas-gwent

172.9p/L

Cheapest reported diesel

Tesco

Tesco Stores Ltd, Station Road, Cas-gwent

196.9p/L

By fuel grade in Cas-gwent

Cheapest unleaded petrol (E10) in Cas-gwent Cheapest diesel (B7) in Cas-gwent Cheapest premium unleaded (E5) in Cas-gwent Cheapest super diesel in Cas-gwent 24-hour petrol stations in Cas-gwent

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 Cas-gwent

What is the average petrol price in Cas-gwent?: The average unleaded (E10) petrol price in Cas-gwent is currently 172.9p per litre (approx. £7.86/gal), based on live data from 1 forecourt reporting this grade. Prices are updated every 30 minutes from official UK government data.
What is the average diesel price in Cas-gwent?: The average diesel (B7) price in Cas-gwent is currently 196.9p per litre (approx. £8.95/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
Which is the cheapest petrol station in Cas-gwent?: Tesco at Tesco Stores Ltd, Station Road, Cas-gwent currently has the cheapest reported unleaded petrol in Cas-gwent at 172.9p per litre (approx. £7.86/gal). Prices change regularly, so check this page for the latest.
How do I find the cheapest fuel near Cas-gwent?: 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.