High Wycombe , often referred to as Wycombe, is a large town in Buckinghamshire, England. It is 29 miles west north west of Charing Cross in London; this information is also engraved on the Corn Market building in the centre of the town. It is also 17 miles south of the county town of Aylesbury, 27 miles southeast of Oxford and 9 miles north of Maidenhead. 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. High Wycombe Urban Area, the conurbation of which the town is the largest component, has a population of 133,204.

High Wycombe is mostly an unparished area in the Wycombe district. Part of the urban area constitutes the civil parish of Chepping Wycombe, which had a population of 14,455 according to the 2001 census – this parish represents that part of the ancient parish of Chepping Wycombe which was outside the former municipal borough of Wycombe. Wycombe is a combination of industrial and market town, with a traditional emphasis on furniture production. There has been a market held in the High Street since at least the Middle Ages.