Sarai Naurang is a tehsil located in the Lakki Marwat District of Khyber Pakhtunkhwa, Pakistan. According to the 2017 census, the total population of the tehsil is 296,908.
The region is primarily rural but includes one urban area known as the town of Naurang, which has a population of 29,955. Naurang is notable for being the second-largest tehsil in the Lakki Marwat District and the third-largest within the Bannu Division.