Population Estimate, Total, Not Hispanic or Latino, Asian Alone (5-year estimate) in Richland County, MT was 13.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, Asian Alone (5-year estimate) in Richland County, MT reached a record high of 54.00000 in January of 2017 and a record low of 0.00000 in January of 2012. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Not Hispanic or Latino, Asian Alone (5-year estimate) in Richland County, MT - last updated from the United States Federal Reserve on May of 2024.