Price position
Below UK average on tracked fuels.
Unleaded is 3.7p below UK average. Diesel is 3p below UK average.
Supermarket
Compare Costco unleaded and diesel averages versus peer and UK benchmarks, see freshness coverage, and spot where this brand is currently cheapest.
20 stations across the UK.
Costco fuel is positioned as a member benefit: prices are often competitive, but access rules and operating hours are different from standard public forecourts.
In practice, Costco stations are tied to warehouse sites, so queue times, pump access windows, and bank-holiday hours depend on the specific location rather than a uniform national schedule.
For trip planning, check the exact warehouse fuel hours before detouring, and remember that membership eligibility and card requirements can affect whether you can actually buy fuel at the pump.
Promotions, queue times, and forecourt layout can vary substantially between sites under the same brand.
Sources last reviewed 26 Feb 2026.
Enter a postcode to find the lowest prices nearby.
Find cheap petrol near youAverage prices by fuel type with UK comparisons.
Fast read of how Costco is performing right now.
Price position
Below UK average on tracked fuels.
Unleaded is 3.7p below UK average. Diesel is 3p below UK average.
Key insight
Costco prices are typically 3.7p below the national average.
Use the comparison and distribution sections below for local context.
Most competitive areas
Best average unleaded value appears in West Yorkshire and Derbyshire.
Regional averages are directional and can change as fresh prices arrive.
Freshness coverage
5% of tracked stations have fresh prices.
Based on 20 stations with recorded unleaded prices.
Coverage snapshot
Strongest county coverage is Greater Manchester.
2 stations in that county; 20 stations tracked overall.
Compare Costco averages to supermarket average and the national benchmark.
What this means: Unleaded is below the supermarket average average but below the national average. Diesel is below the supermarket average average but below the national average.
What this means: Typical unleaded prices span about 4p across the middle of the range, so pricing is moderately spread. Typical diesel prices span about 4p across the middle of the range, so pricing is moderately spread. Both fuels show a similar level of price variation across tracked stations.
A quick read on price freshness, coverage, and facilities for Costco.
Use this guide to see how Costco prices compare across the UK. The averages show whether prices run above or below the national level, and the distribution highlights how much local prices vary. Use the freshness labels to prioritise recent data when comparing value, and jump to station details for opening hours and facilities.
Planning a longer trip? Pair the journey cost calculator with the route planner to compare pump price savings against detour time. For regional context, jump to county pages or the UK price map to see where this brand is most competitive, or explore the fuel calculators for cost comparisons.
Showing unleaded prices where available. Unleaded uses E10 where available, then unleaded fallback.
100 Watson Road, Nechells B7 5SA
St Brendans Way, Avonmouth, Bristol BS11 9EZ
Dunkirk Trading Estate, Chester Gates, Chester Capenhurst CH1 6LT
51 Torrington Avenue, Coventry Whoberley CV4 9AQ
Wyvernside, Wyvern Way, Derby Chaddesden DE21 6RS
Costkea Way, Loanhead New Pentland EH20 9BY
Mandela Way, Off Handy Drive Paradise NE11 9DH
St Rollox Business Park, 15 Cobden Road. Springburn Royston G21 1YX
Andover Road New Boston WA11 9FA
Leathley Road, Hunslet Pottery Field LS10 1BG
3 Westmoreland Avenue, Thurmaston LE4 8PH
30 Waterloo Road Vauxhall L3 7HY
Barton Dock Road, Trafford Park Dumplington M41 7PP
The Broadway, Chadderton White Gate OL9 8AU
100 South Oak Way, Green Park, Reading Great Lea Common RG2 6UE
Unit 8, The Parkway, 1 Parkway Drive, Sheffield Waverley S9 4WU
Regents Park Road, Southampton SO15 8TA
Gunnels Wood Road, Stevenage Symonds Green SG1 2FW
West Thurrock Way, West Thurrock RM20 3WY
Hartspring Lane, Watford Patchetts Green WD25 8JS
We use the latest recorded prices across Costco stations, prioritising E10, then E5, then unleaded (and the latest diesel when available).
Some stations may not have recent or verified prices yet, so averages and comparisons update as new data arrives.
Use postcode search to compare nearby stations and sort by lowest price.