Amersham ( AM-ər-shəm) is a market town and civil parish in Buckinghamshire, England, in the Chiltern Hills, 27 miles (43 km) northwest of central London, 15 miles (24 km) south-east of Aylesbury and 9 miles (14 km) north-east of High Wycombe. Amersham is part of the London commuter belt. There are two distinct areas: Wikipedia