Resident Population in Douglas County, NE was 589.54000 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Douglas County, NE reached a record high of 589.54000 in January of 2023 and a record low of 389.45500 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Douglas County, NE - last updated from the United States Federal Reserve on May of 2024.