Mânăstirea
Commune
St. Demetrius and St. Nestor Church
Location in Călărași County
Mânăstirea Location in Romania
Coordinates: 44°13′N 26°54′E / 44.217°N 26.900°E / 44.217; 26.900
Country	Romania
County	Călărași
Government
• Mayor (2024–2028)	Marian Mugurel Iancu (PSD)
Area	123.54 km2 (47.70 sq mi)
Elevation	17 m (56 ft)
Population  (2021-12-01)[1]	5,137
• Density	41.58/km2 (107.7/sq mi)
Time zone	UTC+02:00 (EET)
• Summer (DST)	UTC+03:00 (EEST)
Postal code	917170
Area code	+(40) 242
Vehicle reg.	CL

Mânăstirea is a commune in Călărași County, Muntenia, Romania. It is composed of three villages: Coconi, Mânăstirea, and Sultana.

At the 2011 census, the population of Mânăstirea was 5,612. At the 2021 census, the population had decreased to 5,137.

• Alexandru Sahia (1908 – 1937), journalist and short storywriter