Sarepta is a town in Webster Parish, Louisiana, United States. As of the 2020 census, Sarepta had a population of 717. It is part of the Minden Micropolitan Statistical Area.
According to the United States Census Bureau, the town has a total area of 1.6 square miles (4.2 km<sup>2</sup>), all land.
As of the 2020 United States census, there were 717 people, 332 households, and 247 families residing in the town.
North Webster Jr. High School is a grade six to eight school.