Smith County is a county located in the U.S. state of Mississippi. As of the 2020 census, the population was 14,209. Its county seat is Raleigh.

Raleigh is a town and the county seat of Smith County, Mississippi, United States. The population was 1,094 at the 2020 census, making it the second largest town in Smith County. Named for English explorer Sir Walter Raleigh, Raleigh has been home to such Mississippians as Governor Robert Lowry, Governor/U.S. Senator Anselm McLaurin and pioneer William H. Hardy.