Stará Lehota (Hungarian: Szentmiklósvölgye) is a village and municipality in Nové Mesto nad Váhom District in the Trenčín Region of western Slovakia.

In historical records the village was first mentioned in 1348.

Before the establishment of independent Czechoslovakia in 1918, Stará Lehota was part of Nyitra County within the Kingdom of Hungary.

The municipality lies at an altitude of 326 metres and covers an area of 16.167 km².

This Trenčín District location article is a stub.