Resident Population in Daviess County, MO was 8.55100 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Daviess County, MO reached a record high of 9.10000 in January of 1975 and a record low of 7.65600 in January of 1994. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Daviess County, MO - last updated from the United States Federal Reserve on May of 2024.