Leales Department is a department in Tucumán Province, Argentina. It has a population of 51,090 (2001) and an area of 2027 km². The seat of the department is in Bella Vista.Municipalities and communesAgua Dulce y La SoledadBella VistaEl MojónEsquina y MancopaEstación Araoz y TacanasIngenio LealesLa EncantadaLas TalasLos GómezLos PuestosManuel García FernándezQuilmes y Los SueldosRío ColoradoSanta Rosa de LealesVilla de Leales Villa Fiad