Esso
Asda Observatory Express Petrol Fuel Prices, Greater London
520-522 Watford Way, London, Greater London, NW7 2PT
Unleaded
157.9p/litre
Reported 23 Jul at 12:37
Super Unleaded
176.9p/litre
Reported 23 Jul at 12:37
Diesel
173.9p/litre
Reported 23 Jul at 12:37
Cheaper fuel available nearby
Within 10 miles, updated within 5 days32th cheapest unleaded within 10 mi15th cheapest diesel within 10 mi3 fuel types
Price History
Price History
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How Asda Observatory Express Petrol compares
Unleaded (E10) here is 0.8p cheaper than the Greater London average (158.7p across 11 stations), 1.7p dearer than the Esso UK average (156.2p) and 0.8p dearer than the UK national average of 157.1p.
| Benchmark | Unleaded (E10) | Diesel (B7) |
|---|---|---|
| This station | 157.9p | 173.9p |
| Greater London 11 stations | 158.7p0.8p cheaper | 177.4p3.5p cheaper |
| Esso UK avg · 4 stations | 156.2p1.7p dearer |
Nearby Stations
About Asda Observatory Express Petrol
Asda Observatory Express Petrol is a Esso petrol station located at 520-522 Watford Way, London, Greater London, NW7 2PT in Greater London. The cheapest fuel currently available is Unleaded at 157.9p per litre.
Current fuel prices
Asda Observatory Express Petrol currently sells 3 fuel types: Diesel (B7) at 173.9p per litre, Super Unleaded at 176.9p per litre and Unleaded at 157.9p per litre. Prices were last updated on 23 July 2026.
Asda Observatory Express Petrol is open 24 hours a day, 7 days a week.
You can contact Asda Observatory Express Petrol by phone on +442033074096.
Facilities available at this station include adblue packaged.
For unleaded petrol, this station ranks 32th cheapest out of 114 stations within 10 miles. For diesel, it ranks 15th cheapest out of 114 nearby stations.
Nearby petrol stations include Shell Little Waitrose Mill Hill (0.7 miles), Watford Way Sf Connect (0.7 miles) and Deansbrook Garage (0.8 miles).
Fuel prices at this station are updated regularly via the UK Government Fuel Finder API under The Motor Fuel Price (Open Data) Regulations 2025.
Frequently Asked Questions
What are the current fuel prices at Asda Observatory Express Petrol?
Asda Observatory Express Petrol is currently selling Diesel at 173.9p per litre, Super Unleaded at 176.9p per litre, Unleaded at 157.9p per litre. Prices are sourced from the UK Government's mandatory Fuel Finder reporting scheme and refresh every 5 minutes.
Is Asda Observatory Express Petrol cheap compared to other Greater London stations?
Unleaded (E10) at 157.9p is 0.8p cheaper than the Greater London average (158.7p), 1.7p dearer than the Esso UK average (156.2p), 0.8p dearer than the UK national average (157.1p). Diesel (B7) at 173.9p is 3.5p cheaper than the Greater London average (177.4p), 0.5p dearer than the Esso UK average (173.4p), 0.8p cheaper than the UK national average (174.7p).
When were prices last updated at Asda Observatory Express Petrol?
The station last reported new prices on Thursday, 23 July 2026 at 12:37. PetrolFinder.uk checks for new data every 5 minutes.
What amenities are available at Asda Observatory Express Petrol?
Asda Observatory Express Petrol offers the following facilities: Adblue Packaged. Visit the station page above for full details.
