Resident Population in Dade County, MO was 7.71600 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Dade County, MO reached a record high of 7.90800 in January of 1999 and a record low of 6.85000 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Dade County, MO - last updated from the United States Federal Reserve on May of 2024.