Unleaded: 191.0p a litre, 19.3p over the national average, filed Wednesday 28 October
Diesel: 203.0p a litre, 4.3p over the national average, filed Wednesday 28 October
Unleaded within 5 miles
Sainsburys Apsley Mill: 162.9p a litre, 3.8 miles away. 28.1p a litre cheaper: saves £15.45 a tank, and costs about £1.40 of fuel to get there and back. Worth the trip.
Mfg Apsley: 166.9p a litre, 3.9 miles away. 24.1p a litre cheaper: saves £13.25 a tank, and costs about £1.47 of fuel to get there and back. Worth the trip.
Hemel Hempstead Extra - Petrol Filling Station: 166.9p a litre, 4.8 miles away. 24.1p a litre cheaper: saves £13.25 a tank, and costs about £1.82 of fuel to get there and back. Worth the trip.
Mfg Primrose: 167.9p a litre, 3.0 miles away. 23.1p a litre cheaper: saves £12.70 a tank, and costs about £1.14 of fuel to get there and back. Worth the trip.
Rontec Watford: 168.9p a litre, 4.1 miles away. 22.1p a litre cheaper: saves £12.15 a tank, and costs about £1.57 of fuel to get there and back. Worth the trip.
Hempstead Service Station: 168.9p a litre, 4.5 miles away. 22.1p a litre cheaper: saves £12.15 a tank, and costs about £1.72 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.