Resident Population in El Paso County, CO was 744.21500 Thous. of Persons in January of 2023, according to the United States Federal Reserve. Historically, Resident Population in El Paso County, CO reached a record high of 744.21500 in January of 2023 and a record low of 235.97200 in January of 1970. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in El Paso County, CO - last updated from the United States Federal Reserve on May of 2024.