Supetar is a town on the northern part of the Dalmatian island of Brač, in the Split-Dalmatia County, in Croatia. It became the island's official centre in 1827. The town of Supetar includes Supetar itself and the three villages of Splitska, Škrip and Mirca. With a population of 3,213, Supetar is the island's largest town. It is accessible by ferry or via Brač Airport which is located 30 kilometres to the southeast.