Cadell is a town and locality situated near the north western edge of South Australia's Riverland on the inside of the large southward bend in the Murray River.

It is named after Captain Francis Cadell, a pioneer of steam-powered navigation on the Murray River.

[7] Cadell is a quiet rural township in the middle of a citrus and wine grape growing area.

Crossing of the Murray River is provided by a free government ferry service.

It is also home to a low security prison for men, the Cadell Training Centre.