Pewsey is a village and civil parish located in Wiltshire, England, within the United Kingdom. It sits at the center of the Vale of Pewsey, approximately 6 miles (10 km) south of Marlborough and 71 miles (114 km) west-southwest of London.
The village is situated within reach of the M4 motorway and the A303. It is served by Pewsey railway station, which provides access to the Reading to Taunton line.