Swindon is a town in Wiltshire, England. At the time of the 2021 Census the population of the built-up area was 183,638, making it the largest settlement in the county. Located in South West England, Swindon lies on the M4 corridor, 71 miles (114km) to the west of London and 36 miles to the east of Bristol. The Cotswolds lie just to the town's north and the North Wessex Downs to its south.

Wiltshire is a ceremonial county in South West England. It borders Gloucestershire to the north, Oxfordshire to the north-east, Berkshire to the east, Hampshire to the south-east, Dorset to the south, and Somerset to the west. The largest settlement is Swindon, and Trowbridge is the county town.