Melksham (/ˈmɛlkʃəm/) is a town and civil parish on the River Avon in Wiltshire, England, about 4.5 miles (7 km) northeast of Trowbridge and 6 miles (10 km) south of Chippenham. At the 2011 census, the Melksham built-up area had a population of 19,357, making it Wiltshire's fifth-largest settlement after Swindon, Salisbury, Chippenham and Trowbridge. From Wikipedia