Question 1

What fuel types are sold in HP4?

Accepted Answer

Forecourts in HP4 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 HP4?

Accepted Answer

Super Unleaded (E5) in HP4 is averaging 176.9p per litre across the forecourts publishing to the national feed, with the cheapest at 168.9p and the priciest at 184.9p.

Question 3

What's the average price of unleaded (E10) in HP4?

Accepted Answer

Unleaded (E10) in HP4 is averaging 153.4p per litre across the forecourts publishing to the national feed, with the cheapest at 149.9p and the priciest at 156.9p.

Question 4

What's the average price of diesel (B7) in HP4?

Accepted Answer

Diesel (B7) in HP4 is averaging 168.9p per litre across the forecourts publishing to the national feed, with the cheapest at 166.9p and the priciest at 170.9p.

Question 5

Where can I get the cheapest super unleaded (E5) in HP4?

Accepted Answer

ESSO ASDA HALL PARK EXPRESS PETROL (BERKHAMSTED, HP4 2NB) is currently the cheapest super unleaded (E5) in HP4 at 168.9p 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 HP4?

Accepted Answer

ESSO ASDA HALL PARK EXPRESS PETROL (BERKHAMSTED, HP4 2NB) is currently the cheapest unleaded (E10) in HP4 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 HP4?

Accepted Answer

ESSO ASDA HALL PARK EXPRESS PETROL (BERKHAMSTED, HP4 2NB) is currently the cheapest diesel (B7) in HP4 at 166.9p per litre, with the price last updated 15 Jul. Tap the "Cheapest diesel (B7)" section above for the full ranking.

Question 8

Which forecourts sell super unleaded (E5) in HP4?

Accepted Answer

Super Unleaded (E5) is only stocked by 2 forecourts in HP4: ASDA HALL PARK EXPRESS PETROL and SHELL CO-OP BERKHAMSTED.

Question 9

How often are fuel prices in HP4 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 HP4

By fuel type

Cheapest super unleaded (E5) in HP4

Cheapest unleaded (E10) in HP4

Cheapest diesel (B7) in HP4

FAQ

Fuel	Cheapest	Average	Highest
Super Unleaded (E5)	168.9p	176.9p	184.9p
Unleaded (E10)	149.9p	153.4p	156.9p
Diesel (B7)	166.9p	168.9p	170.9p