Resident Population in Giles County, VA was 16.45700 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Giles County, VA reached a record high of 18.00000 in January of 1978 and a record low of 16.31000 in January of 1997. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Giles County, VA - last updated from the United States Federal Reserve on May of 2024.