Cheapest unleaded
169.9p
Fuel prices in SL9 today, 12 September 2026
Live petrol and diesel prices at 2 stations in the SL9 postcode area, cheapest first, from the government's Fuel Finder open data.
Cheapest diesel
191.9p
Avg unleaded (SL9)
169.9p
Avg diesel (SL9)
192.9p
BP
OXFORD ROAD, GERRARDS CROSS
SL9 7RD
Unleaded169.9p
Diesel193.9p
Esso
TESCO EXPRESS , GRAVEL HILL, GERRARDS CROSS
SL9 0NP
Unleaded169.9p
Diesel191.9p
Data updated 1 hour ago.
Cheapest fuel in SL9: quick answers
Where is the cheapest petrol in SL9?
The cheapest unleaded in the SL9 postcode area right now is 169.9p per litre at BP, OXFORD ROAD, GERRARDS CROSS. The SL9 average is 169.9p.
Where is the cheapest diesel in SL9?
The lowest diesel price in SL9 is currently 191.9p per litre at Esso, TESCO EXPRESS , GRAVEL HILL, GERRARDS CROSS.