Population Estimate, Total, Hispanic or Latino (5-year estimate) in Rio Blanco County, CO was 721.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Hispanic or Latino (5-year estimate) in Rio Blanco County, CO reached a record high of 732.00000 in January of 2013 and a record low of 477.00000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Hispanic or Latino (5-year estimate) in Rio Blanco County, CO - last updated from the United States Federal Reserve on June of 2024.