Live prices
Cheapest petrol and diesel prices in Barry
5 forecourts tracked in Barry (5 reporting unleaded (E10), 5 reporting diesel (B7), 3 reporting premium (E5), 3 reporting super diesel). Prices last refreshed at 4:31am on 20 September 2026.
The cheapest reported unleaded petrol (E10) in Barry is £7.71 a gallon (169.7p per litre) at Morrisons, Heol Ceiniog, Barry, South Glamorgan. The average across 5 forecourts currently reporting this grade is £7.76 a gallon (170.8p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £0.55 on a 50-litre fill. That local average is 1.7p per litre below the UK average of 172.5p.
The average has risen 0.6p per litre since yesterday. The average has risen 4.4p per litre since last week.
Prices last refreshed at 4:31am on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
At 169.7p per litre, the cheapest unleaded in Barry is the highest we have recorded here in 4 weeks. The Barry average has risen 4.2p a litre over the past week.
Unleaded Prices
Unleaded (E10)
- Highest
- £7.86/gal172.9p/L
- Average
- £7.76/gal170.8p/L
- Lowest
- £7.71/gal169.7p/L
Diesel Prices
Diesel (B7)
- Highest
- £9.00/gal197.9p/L
- Average
- £8.93/gal196.4p/L
- Lowest
- £8.85/gal194.7p/L
Premium Unleaded Prices
Premium Unleaded (E5)
- Highest
- £8.72/gal191.9p/L
- Average
- £8.60/gal189.2p/L
- Lowest
- £8.63/gal189.9p/L
Super Diesel Prices
Super Diesel (SDV)
- Highest
- £9.86/gal216.9p/L
- Average
- £9.59/gal210.9p/L
- Lowest
- £9.36/gal205.9p/L
All forecourts in Barry
5 forecourts in Barry, with live prices and full addresses. Showing 1 to 5.
Ffordd Y Mileniwm, Barry · CF62 5AT
Usually cheapest midnight to 5am, priciest 5pm to 10pm here
DirectionsDiesel B7
Heol Ceiniog, Barry, South Glamorgan · CF63 4BA
Usually cheapest midnight to 5am, priciest 11pm to midnight here
DirectionsDiesel B7
Premium E5
Super Diesel
Cardiff Road Service Station, Cardiff Road, Barry · CF63 2BE
Usually cheapest midnight to 5am, priciest noon to 5pm here
DirectionsDiesel B7
Premium E5
Super Diesel
P W Millar Ltd, 148, Port Road East, Barry · CF62 9PZ
Usually cheapest midnight to 5am, priciest 1pm to 6pm here
DirectionsDiesel B7
ST Athan, Barry, South Glamorgan · CF62 4JA
Usually cheapest midnight to 5am, priciest 5pm to 10pm here
DirectionsDiesel B7
Premium E5
Super Diesel
Search near Barry
Ask the fuel analyst
Answers come straight from recorded official price data, refreshed every 30 minutes.
Cheapest reported unleaded
Morrisons
Heol Ceiniog, Barry, South Glamorgan
169.7p/L
Cheapest reported diesel
Asda
Ffordd Y Mileniwm, Barry
194.7p/L
By fuel grade in Barry
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 Barry
- What is the average petrol price in Barry?
- The average unleaded (E10) petrol price in Barry is currently 170.8p per litre (approx. £7.76/gal), based on live data from 5 forecourts reporting this grade. Prices are updated every 30 minutes from official UK government data.
- What is the average diesel price in Barry?
- The average diesel (B7) price in Barry is currently 196.4p per litre (approx. £8.93/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
- Which is the cheapest petrol station in Barry?
- Morrisons at Heol Ceiniog, Barry, South Glamorgan currently has the cheapest reported unleaded petrol in Barry at 169.7p per litre (approx. £7.71/gal). Prices change regularly, so check this page for the latest.
- Which is the most expensive petrol station in Barry?
- According to official UK government fuel price data, Rontec Four Cross (CF62 4JA) currently has the highest reported unleaded (E10) price in Barry at 172.9p per litre (approx. £7.86/gal). Prices are refreshed every 30 minutes, so this can change through the day.
- How do I find the cheapest fuel near Barry?
- 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.