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Cheapest Petrol & Diesel in Penarth Today

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Last updated: · Prices refresh every 30 minutes from the UK government's Fuel Finder service.

Cheapest Petrol in Penarth

149.9p per litre at Morrisons, Grangetown Penarth
Area average: 149.9p — save up to 0.0p/litre

Cheapest Diesel in Penarth

162.9p per litre at Morrisons, Grangetown Penarth
Area average: 163.9p — save up to 1.0p/litre
Browse by brand: MorrisonsTesco

There are 2 fuel stations in Penarth reporting live prices via the UK government's Fuel Finder service. Unleaded petrol (E10) averages 149.9p per litre across 2 stations. Diesel (B7) averages 163.9p across 2 stations. Unleaded is 3.2p below the national average of 153.1p.

Use our fuel station finder to find the most economical place to fill up near you, or calculate the fuel cost of a longer trip from Penarth.

Fuel Stations in Penarth

Station Postcode E10 E5 B7 SDV
Morrisons, Grangetown Penarth CF11 0JP Super-market 149.9p Cheapest 165.9p 162.9p Cheapest
Tesco, Penarth CF64 1SA Super-market 149.9p 158.9p Cheapest 164.9p

Station Map

Average Petrol and Diesel Prices in Penarth (pence per litre)

Unleaded (E10)
149.9p
2 stations
3.2p below national
Super Unleaded (E5)
162.4p
2 stations
±3.5p std dev
9.1p below national
Diesel (B7)
163.9p
2 stations
±1.0p std dev
7.2p below national

30-Day Price Trend in the Cardiff Region (pence per litre)

Daily averages across all stations in the Cardiff postcode area over the last 30 days. Penarth sits within this region.

What does fuel cost a typical driver in Penarth?

At current prices, a typical driver covering 12000 miles a year in a petrol car averaging 35 mpg spends about £2336/year on fuel in Penarth (at 149.9p/L). That's £50 less than the UK average of £2386. Across the wider Cardiff (CF) postcode area petrol averages 150.7p/L, working out at £2349/year.

A diesel driver doing the same 12000 miles at 50 mpg spends about £1788/year at Penarth's average diesel price of 163.9p/L. That's £79 less than the UK average of £1867. Across the wider Cardiff (CF) postcode area diesel averages 168.0p/L — £1833/year.

Choose the right station — save £££

For diesel the spread is 2.0p/L (162.9p cheapest, 164.9p dearest) — £1.20 saved on a 60‑litre fill.

Fuel Prices by Brand in Penarth

Average prices and cheapest station for each fuel brand in Penarth.

Morrisons Fuel Prices in Penarth

There is 1 Morrisons forecourt in Penarth. Petrol is 149.9p/L. Diesel is 162.9p/L (1.0p below town avg). Live prices: Morrisons, Grangetown. Morrisons fuel prices across the UK →

Show station details
StationPostcodeE10B7
Morrisons, Grangetown CF11 0JP 149.9p 162.9p

Tesco Fuel Prices in Penarth

There is 1 Tesco forecourt in Penarth. Petrol is 149.9p/L. Diesel is 164.9p/L (1.0p above town avg). Live prices: Tesco, Penarth. Tesco fuel prices across the UK →

Show station details
StationPostcodeE10B7
Tesco, Penarth CF64 1SA 149.9p 164.9p

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Frequently Asked Questions

The cheapest unleaded petrol (E10) in Penarth today is 149.9p per litre at MORRISONS, CF11 0JP. The average across 2 stations is 149.9p. Prices are sourced from the UK government's Fuel Finder service and updated every 30 minutes.

The cheapest diesel (B7) in Penarth today is 162.9p per litre at MORRISONS, CF11 0JP. The average across 2 stations is 163.9p. Prices are sourced from the UK government's Fuel Finder service.

The average unleaded (E10) price in Penarth is 149.9p per litre from 2 stations. The national average is 153.1p, so Penarth is 3.2p below the national average.

The average diesel (B7) price in Penarth is 163.9p per litre from 2 stations. The national average is 171.1p, so Penarth is 7.2p below the national average.

There are currently 2 fuel stations reporting prices in Penarth. This includes supermarket forecourts, independent stations, and branded sites.

Fuel prices on MPG Calc are updated every 30 minutes using official data from the UK government's Fuel Finder service. All retailers with 250+ filling stations are required by law to report their prices, covering the vast majority of UK forecourts.