Resident Population in Moffat County, CO was 13.14200 Thous. of Persons in January of 2024, according to the United States Federal Reserve. Historically, Resident Population in Moffat County, CO reached a record high of 14.54100 in January of 1983 and a record low of 6.40000 in January of 1972. Trading Economics provides the current actual value, an historical data chart and related indicators for Resident Population in Moffat County, CO - last updated from the United States Federal Reserve on April of 2026.