Population Estimate, Total, Hispanic or Latino (5-year estimate) in Rio Arriba County, NM was 28711.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Hispanic or Latino (5-year estimate) in Rio Arriba County, NM reached a record high of 29355.00000 in January of 2009 and a record low of 27819.00000 in January of 2020. 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 Arriba County, NM - last updated from the United States Federal Reserve on May of 2024.