Resident Population in Lafayette County, MS was 58.46700 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Lafayette County, MS reached a record high of 58.46700 in January of 2023 and a record low of 24.18100 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Lafayette County, MS - last updated from the United States Federal Reserve on May of 2024.