Călmățuiu is a commune located in Teleorman County within the Muntenia region of Romania. It serves as a rural administrative area composed of four distinct villages: Bujoru, Caravaneți, Călmățuiu, and Nicolae Bălcescu.
The geography of the commune is characterized by the presence of the river Călmățui, which passes through its territory. The area is situated in the southern part of the country, defined by its rural landscape and local village structures.