Resident Population in Eagle County, CO was 54.38100 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Eagle County, CO reached a record high of 55.77300 in January of 2021 and a record low of 7.49800 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Eagle County, CO - last updated from the United States Federal Reserve on May of 2024.