Petrol prices in KT21
Every forecourt in the KT21, Kingston upon Thames postcode district, cheapest first, with live prices from the government Fuel Finder feed — covering Mole Valley, South East.
KT21 has only one forecourt, so there is no comparison to make within the district itself. The KT area page covers the surrounding districts, which is where a cheaper option would be.
Petrol stations in KT21 (1)
Cheapest first. Prices update through the day.
SHELL, ASHTEADCheapestASHTEAD£1.79E10£2.00B7Is anywhere nearby cheaper?
Neighbouring districts, with the fuel the drive itself burns already subtracted — a 45 mpg car, there and back.
KT22Kingston upon Thames2.4 km away · 3.0 mile round trip · 5 forecourts£1.68saves 10.1p a litreKT17Kingston upon Thames5.7 km away · 7.1 mile round trip · 4 forecourts£1.68saves 8.8p a litreKT23Kingston upon Thames6.6 km away · 8.2 mile round trip · 2 forecourts£1.68saves 8.5p a litreThe saving shown is what is left after the detour: the pump price plus the extra fuel burned getting there and back, spread across a 55-litre fill. A forecourt that is 4p cheaper eight miles away is not 4p cheaper. The arithmetic is here.
Nearby postcode districts
Closest first, with today’s typical price.
About fuel prices in KT21
KT21 is part of the KT postcode area, which covers Kingston upon Thames, and its forecourts sit mainly in Mole Valley in South East. We track 1 forecourt here across 1 brand.
There is no supermarket forecourt in KT21, which usually shows in the price: supermarket sites anchor local competition, and districts without one tend to run dearer than neighbours that have one. Across South East as a whole the median is £1.71 — see the whole region.
Every price here comes from the government Fuel Finder scheme, which since February 2026 has required each forecourt to report a change within thirty minutes. For the forecourts nearest a specific address rather than a whole district, search your full postcode.
Common questions about KT21
How much is petrol in KT21 today?
The typical KT21 forecourt is charging £1.79 a litre for E10 petrol — £98.39 for a 55-litre tank. The one forecourt reporting a price is at £1.79.
Where is the cheapest petrol in KT21?
SHELL, ASHTEAD in ASHTEAD at £1.79 a litre. Prices change through the day, so check before you set off.
Is KT21 cheaper or dearer than the rest of the UK?
KT21 runs 9.0p above the UK median of £1.70, and sits in South East, where the regional median is £1.71. Local competition drives most of that: districts with two or more supermarket forecourts close together price lower than districts where the nearest alternative is a drive away.
Is it worth driving to a cheaper postcode from KT21?
Right now, yes — KT22 has fuel at £1.68, and even after the 4.8 km round trip burns its own fuel, you are about 10.1p a litre better off. That is roughly £5.54 on a tank. Anything closer than that is not worth a special journey, though it may be worth routing past.
How many petrol stations are there in KT21?
1 forecourts, from 1 different brands. Every one reports its prices to the government Fuel Finder scheme within thirty minutes of a change.