Rincón de San Ginés is a district of the Spanish municipality Cartagena and is located in the south-east end. The territory is adjacent to the Mediterranean Sea in its south and east and is adjacent to a coastal salty lagoon named Mar Menor in its east. It has an area of 59,33 km2 and had a population of 10,558 in 2020. The Calblanque Regional Park occurs in this district. The Cabo de Palos lighthouse is located in the east end of the territory.