Resident Population in Richardson County, NE was 7.68900 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Richardson County, NE reached a record high of 12.40000 in January of 1971 and a record low of 7.68900 in January of 2023. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Richardson County, NE - last updated from the United States Federal Reserve on May of 2024.