High Wycombe , often referred to as Wycombe, is a large town in Buckinghamshire, England. It is west north west of Charing Cross in London; this information is also engraved on the Corn Market building in the centre of the town. According to the 2011 census High Wycombe has a population of 120,256 making it the second largest town in the county of Buckinghamshire after Milton Keynes. The High Wycombe Urban Area, the conurbation of which the town is the largest component, has a population of 133,204.