Tartus is a major port city on the Mediterranean coast of Syria. It is the second largest port city in Syria, and the largest city in Tartus Govern…Tartus is a major port city on the Mediterranean coast of Syria. It is the second largest port city in Syria, and the largest city in Tartus Governorate. Until the 1970s, Tartus was under the governance of Latakia Governorate, then it became a separate governorate. The population is 458,327. In the summer it is a vacation spot for many Syrians. Many vacation compounds and resorts are located in the region. The port holds a small Russian naval base.