Carcarañá is a city in the province of Santa Fe, Argentina, located in the San Lorenzo Department on the southern banks of the Carcarañá River. It lies 47 km (29 mi) west of Rosario on National Route 9, and 196 km (122 mi) south of the provincial capital, Santa Fe.
The city was founded in 1870 and attained the status of comuna (commune) on 10 December 1890. According to the 2010 census [INDEC], it has about 22,000 inhabitants.
Carcarañá is the birthplace of Mario Luis Bautista Maulión, José Ernesto Sosa, Claudio Yacob, and Germán Lux.