Kapunda Island Conservation Park is a protected area in the Australian state of South Australia located on the Riverland in the gazetted locality of Loxton about 1 kilometre (0.62 mi) north-west of the Loxton town centre.

[1] The conservation park is located on Kapunda Island in the Murray River adjacent to ‘the town of Loxton’ in the cadastral unit of the Hundred of Bookpurnong.

In 1980, it was described as follows:[6]A small attractive island in the Murray River adjacent to Katarapko Game Reserve.

Vegetation consists of Eucalyptus camaldulensis open forest over Phragmites australis reed beds and Muehlenbeckia cunninghamii.As of 1994, it and the Media Island and Rilli Island conservation parks have been managed in conjunction with the Murray River National Park.

[7] The conservation park is classified as an IUCN Category III protected area.