Resident Population in Lauderdale County, MS was 70.52700 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Lauderdale County, MS reached a record high of 80.66300 in January of 2011 and a record low of 67.08700 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Lauderdale County, MS - last updated from the United States Federal Reserve on May of 2024.