Live Costco Fuel Prices Across the United Kingdom
Track current per-litre prices at all 21 Costco fuel stations in the UK · all 21 sell diesel
All prices in pence per litre.
Costco fuel prices in the UK are among the lowest posted petrol prices in the country, and they change every day. Right now the national average Costco fuel price is 142.7p per litre for unleaded, 153.9p for super unleaded, and 155.5p for diesel — averaged across all 21 Costco petrol stations we track in the United Kingdom.
Actual prices vary from one warehouse to the next, so the number at your local pump can be a little above or below the national average. Use the search box above to check the exact Costco fuel price near you, or scroll down for every UK station ranked and the 30-day price trend.
30-day UK average price trend
All UK Costco fuel stations by price
Sorted from cheapest to most expensive unleaded petrol — tap any town to see hours, services, and the full breakdown for that fuel station.
| # | Station | Unleaded | Super | Diesel |
|---|---|---|---|---|
| 1 | HaydockCheapest Merseyside | 137.9p | 150.9p | 151.9p |
| 2 | 138.9p | 150.9p | 152.9p | |
| 3 | 139.9p | 154.9p | 155.9p | |
| 4 | Essex | 139.9p | 150.9p | 151.9p |
| 5 | 140.9p | 152.9p | 155.9p | |
| 6 | 141.9p | 152.9p | 155.9p | |
| 7 | 141.9p | 151.9p | 154.9p | |
| 8 | 141.9p | 151.9p | 154.9p | |
| 9 | 141.9p | 148.9p | 154.9p | |
| 10 | 142.9p | 156.9p | 155.9p | |
| 11 | Tyne & Wear | 142.9p | 153.9p | 152.9p |
| 12 | 142.9p | 152.9p | 156.9p | |
| 13 | 142.9p | 152.9p | 155.9p | |
| 14 | Hertfordshire | 142.9p | 153.9p | 155.9p |
| 15 | 143.9p | 153.9p | 154.9p | |
| 16 | 143.9p | 155.9p | 159.9p | |
| 17 | Hampshire | 143.9p | 156.9p | 157.9p |
| 18 | 144.9p | 155.9p | 154.9p | |
| 19 | Hertfordshire | 145.9p | 155.9p | 155.9p |
| 20 | Aberdeenshire | 146.9p | 156.9p | 157.9p |
| 21 | 147.9p | 159.9p | 157.9p |
Prices in pence per litre.
How Costco keeps fuel prices low
Costco treats fuel as a membership perk, not a profit centre. By buying in bulk and running high-volume forecourts on slim margins, it can post a Costco fuel price that sits below most nearby petrol stations. Because members are already driving to the warehouse, cheap fuel keeps foot traffic — and membership renewals — high, so the savings are built into the business model rather than a temporary promotion.
In the UK you need a valid Costco membership to fill up, and the pump reads your card before dispensing. The trade-off is simple: you pay an annual membership fee, and in return you get a Costco fuel price that can save regular drivers well over that fee each year, plus the same top-tier detergent petrol and diesel sold at major brands.
How we track Costco fuel prices?
We check Costco fuel prices daily and refresh unleaded, super unleaded, and diesel for every UK warehouse, alongside a 30-day trend so you can see which way prices are heading. Numbers are gathered from publicly available sources and are meant as a guide — the price posted at the pump is always the price you pay. This site is independent and is not affiliated with, endorsed by, or sponsored by Costco Wholesale Corporation.