Unleaded: 174.9p a litre, 3.2p over the national average, filed Wednesday 21 October
Unleaded within 5 miles
Raglan Service Station: 169.9p a litre, 5.0 miles away. 5.0p a litre cheaper: saves £2.75 a tank, and costs about £1.93 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.