Resident Population in Queen Anne's County, MD was 53.68800 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Queen Anne's County, MD reached a record high of 53.68800 in January of 2024 and a record low of 18.42200 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Queen Anne's County, MD - last updated from the United States Federal Reserve on April of 2026.