The Split & Dalmatia County is situated in the Central part of the Dalmatian region. With a land surface area of 4524 km² (8% of the Republic of Croatia area), it is the second in size Croatian County. The County also encompasses 9473 km² of sea surface area. According to the administrative–territorial organisation, it has 16 towns and 39 districts. Its main centre is the city of Split, Croatia's second largest town (175 140 residents).
Split is an important traffic intersection, as well as being the largest ferry port on the Croatian side of the Adriatic. The Split International airport is second by size and traffic significance in Croatia, while the airport on the island of Brač is intended for landing smaller aircraft, mainly for tourist purposes.