Nucșoara is a commune in Argeș County, Muntenia, Romania.

It is composed of four villages: Gruiu, Nucșoara, Sboghițești and Slatina.

It is nestled on the southern slopes of the Făgăraș Mountains, at the foot of Moldoveanu Peak, the highest mountain peak in Romania.

The Râul Doamnei river has its source in the area, and runs through Slatina and Sboghițești.

With a surface area of 437.09 km2 (168.76 sq mi), Nucșoara is the largest commune in Romania.