Millicent is a town in the Australian state of South Australia located about 399 kilometres (248 mi) south-east of the state capital of Adelaide and about 50 kilometres (31 mi) north of the regional centre of Mount Gambier. In the 2011 census, the population was 5,024. The town is home to the Millicent National Trust Museum, Millicent Library & Gallery, Millicent Civic & Arts Centre, the South East Family History Group, and more attractions where locals commonly go to. Millicent is also nearby to the Tantanoola Caves Conservation Park and the Canunda National Park.