Stremț (Hungarian: Diód, Diódváralja; German: Nußschloss; Latin: Subalpestris) is a commune of Alba County, in the Apuseni Mountains of Western Transylvania, Romania.

It is composed of four villages: Fața Pietrii, Geomal, Geoagiu de Sus, and Stremț.

The highest peak, reaching 1,150 m (3,770 ft), is the limestone ridge called Vârful Prisecii, located in the west of the commune.

Rail service is provided by CFR at the nearby Teiuș train station [ro].

[2] The 2012 documentary film Stremț '89 has as its main theme testimonies about how the Romanian Revolution of December 1989 unfolded in the village.