Resident Population in Pueblo County, CO was 169.42200 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in Pueblo County, CO reached a record high of 169.54400 in January of 2022 and a record low of 118.23800 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Pueblo County, CO - last updated from the United States Federal Reserve on May of 2024.