Cheapest unleaded
169.9p
Fuel prices in N9 today, 4 November 2026
Live petrol and diesel prices at 4 stations in the N9 postcode area, cheapest first, from the government's Fuel Finder open data. 1 has a price more than 30 days old, so it's listed last with the date of the last report.
Cheapest diesel
197.9p
Avg unleaded (N9)
171.6p
Avg diesel (N9)
198.9p
Cheapest and average prices from the 3 stations reporting in the 30 days to 4 November 2026.
4 fuel stations in the N9 postcode area report pump prices to the government's Fuel Finder scheme. Unleaded runs from 169.9p at Grand Prix Service Station up to 173.9p, a 4.0p gap across N9, so it pays to check before you fill up. On average N9 is 0.9p dearer than the UK as a whole.
Grand Prix Service Station
169 Church Street, London
N9 9HL
24 hours · Water
Unleaded169.9p
Diesel–
Jet
Hertford Road Garage, 134 Hertford Road, London
N9 7HL
Price last reported 8 Sept
24 hours · Car wash · Air
Unleaded170.9p
Diesel197.9p
Texaco
Montague Service Station, 291 Montagu Road, London
N9 0EU
24 hours · Car wash · Air · Toilets
Unleaded173.9p
Diesel199.9p
BP
J1 Service Stations, 329-337 Hertford Road, London
N9 7ET
Price last reported 25 Sept
24 hours · Car wash · Air
Unleaded171.9p
Diesel199.9p
Data updated 1 hour ago.
Cheapest fuel in N9: quick answers
Where is the cheapest petrol in N9?
The cheapest unleaded in the N9 postcode area right now is 169.9p per litre at Grand Prix Service Station, 169 CHURCH STREET, LONDON. The N9 average is 171.6p.
Where is the cheapest diesel in N9?
The lowest diesel price in N9 is currently 197.9p per litre at Jet, HERTFORD ROAD GARAGE, 134 HERTFORD ROAD, LONDON.