Sorrento is a coastal town on the Mornington Peninsula approx. 100km south of Melbourne Melbourne, Victoria, Australia, 103 km south-west of Melbourne's Central Business District, located within the Shire of Mornington Peninsula local government area. Sorrento recorded a population of 2,013 at the 2021 census. Sorrento is known for its app…Sorrento is a coastal town on the Mornington Peninsula approx. 100km south of Melbourne Melbourne, Victoria, Australia, 103 km south-west of Melbourne's Central Business District, located within the Shire of Mornington Peninsula local government area. Sorrento recorded a population of 2,013 at the 2021 census. Sorrento is known for its appealing weather, limestone buildings, and its world-class day-spas, which take advantage of the local water pressure to provide an unparalelled scrub.