Question 1

What fuel types are sold in HP21?

Accepted Answer

Forecourts in HP21 that publish to the national feed list Super Unleaded (E5), Unleaded (E10) and Diesel (B7). Not every station carries every grade — use the cheapest-by-fuel sections above to see which forecourt has the variant you need.

Question 2

What's the average price of super unleaded (E5) in HP21?

Accepted Answer

Super Unleaded (E5) in HP21 is averaging 169.9p per litre across the forecourts publishing to the national feed.

Question 3

What's the average price of unleaded (E10) in HP21?

Accepted Answer

Unleaded (E10) in HP21 is averaging 150.4p per litre across the forecourts publishing to the national feed, with the cheapest at 149.9p and the priciest at 150.9p.

Question 4

What's the average price of diesel (B7) in HP21?

Accepted Answer

Diesel (B7) in HP21 is averaging 167.9p per litre across the forecourts publishing to the national feed, with the cheapest at 167.9p and the priciest at 167.9p.

Question 5

Where can I get the cheapest super unleaded (E5) in HP21?

Accepted Answer

ESSO ASDA BOROUGH EXPRESS PETROL (AYLESBURY, HP21 9LB) is currently the cheapest super unleaded (E5) in HP21 at 169.9p per litre, with the price last updated 15 Jul. Tap the "Cheapest super unleaded (E5)" section above for the full ranking.

Question 6

Where can I get the cheapest unleaded (E10) in HP21?

Accepted Answer

ESSO MFG AYLESBURY (AYLESBURY, HP21 7UD) is currently the cheapest unleaded (E10) in HP21 at 149.9p per litre, with the price last updated 15 Jul. Tap the "Cheapest unleaded (E10)" section above for the full ranking.

Question 7

Where can I get the cheapest diesel (B7) in HP21?

Accepted Answer

ESSO MFG AYLESBURY (AYLESBURY, HP21 7UD) is currently the cheapest diesel (B7) in HP21 at 167.9p per litre, with the price last updated 17 Jul. Tap the "Cheapest diesel (B7)" section above for the full ranking.

Question 8

Which forecourts sell super unleaded (E5) in HP21?

Accepted Answer

Super Unleaded (E5) is only stocked by one forecourt in HP21: ASDA BOROUGH EXPRESS PETROL.

Question 9

How often are fuel prices in HP21 updated?

Accepted Answer

UK retailers must publish any pump-price change to the CMA-mandated national feed within 30 minutes. FuelFox re-polls that feed every 30 minutes too, so a price you see is at most about an hour old and usually fresher. Each forecourt card shows a freshness pill — tap it for the exact update time.

Fuel prices in HP21

By fuel type

Cheapest super unleaded (E5) in HP21

Cheapest unleaded (E10) in HP21

Cheapest diesel (B7) in HP21

FAQ

Fuel	Cheapest	Average	Highest
Super Unleaded (E5)	169.9p	169.9p	169.9p
Unleaded (E10)	149.9p	150.4p	150.9p
Diesel (B7)	167.9p	167.9p	167.9p