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Petrol and diesel prices in Caerphilly

Average pump prices across 23 filling stations in Caerphilly, from the prices every UK forecourt must now publish under the government’s Fuel Finder scheme. Checked 16 Sept, 16:47.

Last updated
Records analysed
8,070 filling stations
Methodology
View methodology
  • Average unleaded petrol 168.8p 2.9p below the UK average
  • Average diesel 191.7p 2.9p below the UK average
  • Cheapest petrol 165.7p Asda Blackwood Superstore
  • Filling stations 23 10 at supermarkets

Unleaded petrol averages 168.8p a litre across 23 forecourts in Caerphilly, 2.9p below the UK average. Diesel averages 191.7p, 2.9p below the UK average. The cheapest petrol is at Asda Blackwood Superstore, 165.7p; the dearest is 173.9p. The cheapest diesel is at Sainsbury's Pontllanfraith, 185.9p.

Cheapest petrol and diesel in Caerphilly

Unleaded petrol (E10)
Filling station Price
Asda Blackwood Superstore Blackwood 165.7p
Tesco Hengoed Ystrad Mynach Superstore Hengoed 165.9p
MFG Morrisons Bargoed Bargoed Gateway 165.9p
Sainsbury's Pontllanfraith Blackwood 165.9p
Asda Caerphilly Superstore Caerphilly 166.9p
MFG Morrisons Caerphilly Caerphilly 166.9p
Gulf A J Stevens & Sons Blackwood 167.9p
Esso Blackwood Service Station Blackwood 167.9p
Texaco Crown Cross Service Station Blackwood 167.9p
Pontllanfraith Service Station Coed-Duon 167.9p
Diesel (B7)
Filling station Price
Sainsbury's Pontllanfraith Blackwood 185.9p
Asda Blackwood Superstore Blackwood 187.7p
Tesco Hengoed Ystrad Mynach Superstore Hengoed 187.9p
Esso Blackwood Service Station Blackwood 189.9p
Texaco Crown Cross Service Station Blackwood 189.9p
Esso Bargoed 189.9p
MFG Morrisons Bargoed Bargoed Gateway 189.9p
Pontllanfraith Service Station Coed-Duon 189.9p
Gulf A J Stevens & Sons Blackwood 190.9p
Tesco Risca Extra Newport 190.9p

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Supermarkets against other forecourts

Supermarket petrol is 2.0p a litre cheaper on average than at other forecourts in Caerphilly.

Average prices by type of forecourt in Caerphilly
Forecourts Petrol Diesel Stations
Supermarkets 167.7p 190.3p 10
Other forecourts 169.7p 192.9p 13

Council areas in Wales, cheapest first

Caerphilly is number 3 of 22 for petrol.

Council areas in Wales: average fuel prices
Area Petrol Diesel Stations
Pembrokeshire 168.0p 191.5p 32
Torfaen 168.7p 191.0p 9
Caerphilly 168.8p 191.7p 23
Ceredigion 169.3p 193.7p 25
Neath Port Talbot 169.3p 192.7p 18
Vale of Glamorgan 169.4p 193.9p 11
Carmarthenshire 169.5p 192.3p 43
Bridgend 169.8p 193.1p 18
Rhondda Cynon Taf 170.1p 193.2p 26
Isle of Anglesey 170.2p 194.7p 16
Blaenau Gwent 170.2p 191.4p 9
Powys 170.9p 194.9p 49
Wrexham 171.3p 193.0p 18
Cardiff 171.3p 194.3p 31
Gwynedd 171.4p 195.3p 36
Newport 171.4p 194.4p 17
Swansea 172.6p 195.1p 29
Merthyr Tydfil 173.7p 198.5p 5
Monmouthshire 173.8p 196.3p 18
Flintshire 174.3p 195.1p 31
Denbighshire 174.6p 195.4p 17
Conwy 175.4p 196.7p 17

Every filling station in Caerphilly

Every filling station in Caerphilly and its prices
Filling station Petrol Diesel Updated
Asda Blackwood Superstore Blackwood · supermarket 165.7p 187.7p 15 Sept, 13:40
Tesco Hengoed Ystrad Mynach Superstore Hengoed · supermarket 165.9p 187.9p 14 Sept, 16:44
MFG Morrisons Bargoed Bargoed Gateway · supermarket 165.9p 189.9p 15 Sept, 23:00
Sainsbury's Pontllanfraith Blackwood · supermarket 165.9p 185.9p 15 Sept, 23:27
Asda Caerphilly Superstore Caerphilly · supermarket 166.9p 191.9p 16 Sept, 16:08
MFG Morrisons Caerphilly Caerphilly · supermarket 166.9p 191.9p 15 Sept, 22:33
Gulf A J Stevens & Sons Blackwood 167.9p 190.9p 15 Sept, 08:19
Esso Blackwood Service Station Blackwood 167.9p 189.9p 16 Sept, 08:35
Texaco Crown Cross Service Station Blackwood 167.9p 189.9p 16 Sept, 08:35
Pontllanfraith Service Station Coed-Duon 167.9p 189.9p 16 Sept, 08:36
Esso Asda Chequered Flag Express Petrol Caerphilly 168.9p 191.9p 16 Sept, 16:33
Tesco Risca Extra Newport · supermarket 168.9p 190.9p 14 Sept, 16:02
Texaco Ascona Enterprise Service Station Crumlin 169.7p 193.7p 16 Sept, 08:38
Texaco Commercial Street Service Station Newport 169.8p 192.8p 11 Sept, 09:10
Caerphilly Service Station Caerffili 169.9p 192.9p 16 Sept, 08:37
Esso Bargoed · supermarket 169.9p 189.9p 7 Sept, 21:35
Texaco G.f.williams&Sons Risca Garages Ltd Newport 169.9p 192.9p 11 Sept, 10:49
Texaco St Davids Service Station Blackwood · supermarket 169.9p 191.9p 7 Sept, 14:09
Gulf V Williams Blackwood 169.9p 196.9p 15 Sept, 17:51
Texaco Asda Blackwood Express Petrol Blackwood 170.9p 196.9p 16 Sept, 16:18
Gulf Rhymney Service Station Tredegar · supermarket 170.9p 194.9p 14 Sept, 12:43
Valero MFG Caerphilly Rhymney Valley 171.9p 192.9p 15 Sept, 23:44
Valero MFG Mabon Nelson 173.9p 195.9p 15 Sept, 23:44

A dash means no current price: none reported, not changed for over two weeks, or not believable.

Data sources and methodology

Datasets used on this page
Figures Source Period Records Updated
Forecourt prices Fuel Finder open data Fuel Finder statutory scheme
ONS Postcode Directory Office for National Statistics 		Prices at 16:47 on 16 September 2026 8,070 filling stations 16 September 2026
  • Averages use unleaded (E10) and standard diesel (B7) prices at open forecourts, leaving out prices unchanged for over two weeks or far from every other forecourt. They count each forecourt once, not by how much fuel it sells.
  • Forecourts are placed in council areas from their postcode, using the ONS Postcode Directory.
How we calculate these figures All data sources

Source: Fuel Finder, the UK government’s statutory fuel price scheme.

Source: Office for National Statistics licensed under the Open Government Licence v3.0. Contains OS data © Crown copyright and database right 2026. Contains Royal Mail data © Royal Mail copyright and database right 2026.