Live prices
Cheapest petrol and diesel prices in Southsea
3 forecourts tracked in Southsea (3 reporting unleaded (E10), 3 reporting diesel (B7), 3 reporting premium (E5), 3 reporting super diesel). Prices last refreshed at 5:02am on 20 September 2026.
The cheapest reported unleaded petrol (E10) in Southsea is £7.81 a gallon (171.9p per litre) at Green Road Service Station, Green Road Service Station, Green Road, Southsea, PO5 4DY, Southsea. The average across 3 forecourts currently reporting this grade is £7.89 a gallon (173.6p per litre), so choosing the cheapest rather than an average-priced forecourt saves about £0.85 on a 50-litre fill. That local average is 1.1p per litre above the UK average of 172.5p.
The average has risen 0.7p per litre since yesterday. The average has risen 3.0p per litre since last week.
Prices last refreshed at 5:02am on 20 September 2026, supplied through the official UK Government fuel price open data scheme and checked every 30 minutes.
At 171.9p per litre, the cheapest unleaded in Southsea is the highest we have recorded here in 4 weeks. The Southsea average has risen 3.0p a litre over the past week.
Unleaded Prices
Unleaded (E10)
- Highest
- £7.95/gal174.9p/L
- Average
- £7.89/gal173.6p/L
- Lowest
- £7.81/gal171.9p/L
Diesel Prices
Diesel (B7)
- Highest
- £9.09/gal199.9p/L
- Average
- £9.03/gal198.6p/L
- Lowest
- £9.09/gal199.9p/L
Premium Unleaded Prices
Premium Unleaded (E5)
- Highest
- £9.09/gal199.9p/L
- Average
- £8.80/gal193.6p/L
- Lowest
- £8.54/gal187.9p/L
Super Diesel Prices
Super Diesel (SDV)
- Highest
- £10.22/gal224.9p/L
- Average
- £9.94/gal218.6p/L
- Lowest
- £9.63/gal211.9p/L
All forecourts in Southsea
3 forecourts in Southsea, with live prices and full addresses. Showing 1 to 3.
Green Road Service Station, Green Road, Southsea, PO5 4DY, Southsea · PO5 4DY
Usually cheapest midnight to 5am, priciest 8pm to midnight here
DirectionsDiesel B7
Premium E5
Super Diesel
Milton Road, Southsea, Hampshire · PO4 8PN
Usually cheapest midnight to 5am, priciest 4pm to 9pm here
DirectionsDiesel B7
Premium E5
Super Diesel
Goldsmith Avenue, Southsea, Hampshire · PO4 8BH
Usually cheapest midnight to 5am, priciest 5pm to 10pm here
DirectionsDiesel B7
Premium E5
Super Diesel
Search near Southsea
Ask the fuel analyst
Answers come straight from recorded official price data, refreshed every 30 minutes.
Cheapest reported unleaded
Green Road Service Station
Green Road Service Station, Green Road, Southsea, PO5 4DY, Southsea
171.9p/L
Cheapest reported diesel
Green Road Service Station
Green Road Service Station, Green Road, Southsea, PO5 4DY, Southsea
195.9p/L
By fuel grade in Southsea
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 Southsea
- What is the average petrol price in Southsea?
- The average unleaded (E10) petrol price in Southsea is currently 173.6p per litre (approx. £7.89/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 Southsea?
- The average diesel (B7) price in Southsea is currently 198.6p per litre (approx. £9.03/gal). This is based on live data from forecourts in the area, updated every 30 minutes.
- Which is the cheapest petrol station in Southsea?
- Green Road Service Station at Green Road Service Station, Green Road, Southsea, PO5 4DY, Southsea currently has the cheapest reported unleaded petrol in Southsea at 171.9p per litre (approx. £7.81/gal). Prices change regularly, so check this page for the latest.
- Which is the most expensive petrol station in Southsea?
- According to official UK government fuel price data, Shell Fratton (PO4 8BH) currently has the highest reported unleaded (E10) price in Southsea at 174.9p per litre (approx. £7.95/gal). Prices are refreshed every 30 minutes, so this can change through the day.
- How do I find the cheapest fuel near Southsea?
- 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.