Resident Population in Alleghany County, NC was 11.34200 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Alleghany County, NC reached a record high of 11.34200 in January of 2023 and a record low of 8.13400 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Alleghany County, NC - last updated from the United States Federal Reserve on May of 2024.