Mersin in the context of Yenişehir, Mersin

Mersin Province (Turkish: Mersin ili), formerly İçel Province (İçel ili), is a province and metropolitan municipality in southern Turkey, on the Mediterranean coast between Antalya and Adana. Its area is 16,010 km, and its population is 1,916,432 (2022). The provincial capital and the biggest city in the province is Mersin, which is composed of four municipalities and district governorates: Akdeniz, Mezitli, Toroslar and Yenişehir. Next largest is Tarsus, the birthplace of Paul the Apostle. The province is considered to be a part of the geographical, economical and cultural region of Çukurova, which covers the provinces of Mersin, Adana, Osmaniye and Hatay.

The Mediterranean Region (Turkish: Akdeniz Bölgesi) is a geographical region of Turkey. The largest city in the region is Antalya. Other big cities are Adana, Mersin, Isparta, Hatay and Kahramanmaraş.

It is bordered by the Aegean Region to the west, the Central Anatolia Region to the north, the Eastern Anatolia Region to the northeast, the Southeastern Anatolia Region to the east, Syria to the southeast, and the Mediterranean Sea to the south.

Akdeniz is a municipality and district of Mersin Province, Turkey. Its area is 265 km, and its population is 255,946 (2022). It covers the central and eastern part of the city of Mersin and the adjacent countryside.

Mezitli is a municipality and district of Mersin Province, Turkey. Its area is 371 km, and its population is 225,824 (2024). It covers the westernmost part of the city of Mersin and the adjacent countryside. The Mayor of Mezitli is Ahmet Serkan Tuncer.

Toroslar is a municipality and district of Mersin Province, Turkey. Its area is 1,075 km, and its population is 319,711 (2022). It covers the northern part of the city of Mersin and the adjacent countryside.

Soli (Ancient Greek: Σόλοι, Sóloi), often rendered Soli/Pompeiopolis (Ancient Greek: Πομπηϊούπολις), was an ancient city and port in Cilicia, 11 km west of Mersin in present-day Turkey.