Unleaded: 178.9p a litre, 7.2p over the national average, filed Friday 30 October
Diesel: 200.9p a litre, 2.2p over the national average, filed Friday 30 October
Unleaded within 5 miles
Hemel Hempstead Extra - Petrol Filling Station: 166.9p a litre, 4.2 miles away. 12.0p a litre cheaper: saves £6.60 a tank, and costs about £1.59 of fuel to get there and back. Worth the trip.
Asda Dacorum Express Petrol: 166.9p a litre, 5.0 miles away. 12.0p a litre cheaper: saves £6.60 a tank, and costs about £1.89 of fuel to get there and back. Worth the trip.
EG Flamstead PFS: 167.9p a litre, 2.7 miles away. 11.0p a litre cheaper: saves £6.05 a tank, and costs about £1.03 of fuel to get there and back. Worth the trip.
Queensway Service Station: 167.9p a litre, 4.1 miles away. 11.0p a litre cheaper: saves £6.05 a tank, and costs about £1.56 of fuel to get there and back. Worth the trip.
Mfg Everest Way: 168.9p a litre, 3.6 miles away. 10.0p a litre cheaper: saves £5.50 a tank, and costs about £1.38 of fuel to get there and back. Worth the trip.
Shell Co-op Hemel Hempstead: 169.9p a litre, 3.0 miles away. 9.0p a litre cheaper: saves £4.95 a tank, and costs about £1.15 of fuel to get there and back. Worth the trip.
On a 55-litre tank at 40mpg. The distance is straight-line rather than by road, so a real trip is longer than the one costed here.