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Cheapest Petrol & Diesel in Caerphilly Today

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

Cheapest Petrol in Caerphilly

149.9p per litre at Morrisons, Caerphilly
Area average: 151.2p — save up to 1.2p/litre

Cheapest Diesel in Caerphilly

169.9p per litre at Asda, Caerphilly
Area average: 170.4p — save up to 0.5p/litre

Worth the Drive?

Petrol averages 4.3p less in Ystrad Mynach (146.9p vs 151.2p here). The round trip is about 6 miles each way, costing roughly £2.14 in fuel at 35 mpg. A 60‑litre fill would save £2.55 — a net saving of £0.41 after the return journey.

Diesel averages 3.5p less in Ystrad Mynach (166.9p vs 170.4p here). The round trip is about 6 miles each way, costing roughly £1.70 in fuel at 50 mpg. A 60‑litre fill would save £2.10 — a net saving of £0.40 after the return journey.

There are 4 fuel stations in Caerphilly reporting live prices via the UK government's Fuel Finder service. Unleaded petrol (E10) averages 151.2p per litre across 4 stations. Diesel (B7) averages 170.4p across 4 stations. Unleaded is 3.8p below the national average of 155.0p.

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 Caerphilly.

Fuel Stations in Caerphilly

Station Postcode E10 E5 B7 SDV
Asda, Caerphilly CF83 3SX 150.9p 169.9p Cheapest
Caerphilly Service Station, Caerphilly CF83 1BW 151.9p 171.9p 171.9p 191.9p
Morrisons, Caerphilly CF83 3AP Super-market 149.9p Cheapest 165.9p Cheapest 169.9p 179.9p Cheapest
Texaco, Penyrheol, Trecenydd and Energlyn Caerphilly CF83 2RP 151.9p 169.9p 169.9p 189.9p

Station Map

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

Unleaded (E10)
151.2p
4 stations
±0.8p std dev
3.8p below national
Super Unleaded (E5)
169.2p
3 stations
±2.5p std dev
3.7p below national
Diesel (B7)
170.4p
4 stations
±0.9p std dev
4.8p below national
Premium Diesel
187.2p
3 stations
±5.2p std dev
8.6p 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. Caerphilly sits within this region.

What does fuel cost a typical driver in Caerphilly?

At current prices, a typical driver covering 12000 miles a year in a petrol car averaging 35 mpg spends about £2356/year on fuel in Caerphilly (at 151.2p/L). That's £60 less than the UK average of £2416. Across the wider Cardiff (CF) postcode area petrol averages 152.9p/L, working out at £2383/year.

A diesel driver doing the same 12000 miles at 50 mpg spends about £1859/year at Caerphilly's average diesel price of 170.4p/L. That's £52 less than the UK average of £1912. Across the wider Cardiff (CF) postcode area diesel averages 173.1p/L — £1889/year.

Choose the right station — save £££

The cheapest petrol in Caerphilly is 149.9p/L and the most expensive is 151.9p/L — a 2.0p/L spread. Filling a 60‑litre tank at the cheapest vs the dearest saves £1.20.

For diesel the spread is 2.0p/L (169.9p cheapest, 171.9p dearest) — £1.20 saved on a 60‑litre fill.

Fuel Prices by Brand in Caerphilly

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

Asda Fuel Prices in Caerphilly

There is 1 Asda forecourt in Caerphilly. Petrol is 150.9p/L0.3p below the Caerphilly average. Diesel is 169.9p/L (0.5p below town avg). Live prices: Asda, Caerphilly. Asda fuel prices across the UK →

Show station details
StationPostcodeE10B7
Asda, Caerphilly CF83 3SX 150.9p 169.9p

Caerphilly Service Station Fuel Prices in Caerphilly

There is 1 Caerphilly Service Station forecourt in Caerphilly. Petrol is 151.9p/L0.8p above the Caerphilly average. Diesel is 171.9p/L (1.5p above town avg). Live prices: Caerphilly Service Station, Caerphilly.

Show station details
StationPostcodeE10B7
Caerphilly Service Station, Caerphilly CF83 1BW 151.9p 171.9p

Morrisons Fuel Prices in Caerphilly

There is 1 Morrisons forecourt in Caerphilly. Petrol is 149.9p/L1.3p below the Caerphilly average. Diesel is 169.9p/L (0.5p below town avg). Live prices: Morrisons, Caerphilly. Morrisons fuel prices across the UK →

Show station details
StationPostcodeE10B7
Morrisons, Caerphilly CF83 3AP 149.9p 169.9p

Texaco Fuel Prices in Caerphilly

There is 1 Texaco forecourt in Caerphilly. Petrol is 151.9p/L0.8p above the Caerphilly average. Diesel is 169.9p/L (0.5p below town avg). Live prices: Texaco, Penyrheol, Trecenydd and Energlyn. Texaco fuel prices across the UK →

Show station details
StationPostcodeE10B7
Texaco, Penyrheol, Trecenydd and Energlyn CF83 2RP 151.9p 169.9p

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Frequently Asked Questions

The cheapest unleaded petrol (E10) in Caerphilly today is 149.9p per litre at MORRISONS, CF83 3AP. The average across 4 stations is 151.2p. Prices are sourced from the UK government's Fuel Finder service and updated every 30 minutes.

The cheapest diesel (B7) in Caerphilly today is 169.9p per litre at ASDA, CF83 3SX. The average across 4 stations is 170.4p. Prices are sourced from the UK government's Fuel Finder service.

The average unleaded (E10) price in Caerphilly is 151.2p per litre from 4 stations. The national average is 155.0p, so Caerphilly is 3.8p below the national average.

The average diesel (B7) price in Caerphilly is 170.4p per litre from 4 stations. The national average is 175.2p, so Caerphilly is 4.8p below the national average.

There are currently 4 fuel stations reporting prices in Caerphilly. 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.