Chippenham is a historic market town in Wiltshire, England, 13 miles (21 km) east of Bath and 96 miles (154 km) west of London. In the 2011 census, the Chippenham community area's population was recorded at 45,337, and the built up area of Chippenham had a population of 35,800The town was established on a crossing of the River Avon and some form of settlement is believed to have existed there since before Roman times.