Omiš (pronounced ɔ̌miːʃ, Latin and Italian: Almissa) is a town and port in the Dalmatia region of Croatia, and is a municipality in the Split-Dalmatia County. The town is situated approximately 25 kilometres (16 miles) south-east of Croatia's second largest city, Split. Its location is where the Cetina River meets the Adriatic Sea. Omiš municipality has a population of 14,9361 and its area is 266 square kilometres (103 sq mi).