Dongara is a town 351 kilometres (218 mi) north-northwest of Perth, Western Australia on the Brand Highway. The town is located at the mouth of the Irwin River. The area has been marketed as the 'Rock lobster capital of Australia'.
Dongara is the seat of the Shire of Irwin. The shire has a population of around 3,500 people, with 2,700 of these residing in the towns of Dongara and Port Denison.