Resident Population in Haakon County, SD was 1.85100 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Haakon County, SD reached a record high of 2.88500 in January of 1984 and a record low of 1.79800 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Haakon County, SD - last updated from the United States Federal Reserve on May of 2024.