Karşıyaka is a municipality and district of İzmir Province, Turkey. Its area is 51 km2, and its population is 346,264 (2022). The district extends for twelve kilometres along the northern and eastern coastline of the tip of the Gulf of İzmir. Its centre is at a distance of 6 km (4 mi) to the north from the traditional centre of İzmir, which is Konak Square in Konak at the opposite coast. Karşıyaka's district area neighbours the district areas of Menemen to the north, Bornova to the east and Çiğli to the west. Besides being an active venue of commerce, culture and educational activities and tourism, Karşıyaka also has an urban culture centred on the sports club Karşıyaka SK, which commands a large and passionate fan base.

İzmir Province is a province and metropolitan municipality of Turkey in western Anatolia, situated along the Aegean coast. Its capital is the city of İzmir, which is in itself composed of the province's central 11 districts out of 30 in total. To the west, it is surrounded by the Aegean Sea, and it encloses the Gulf of Izmir. Its area is 11,891 square kilometres, and its population is 4,462,056 (2022). Neighboring provinces are Balıkesir to the north, Manisa to the east, and Aydın to the south. The traffic code of the province is 35.