Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Mountrail County, ND was 5498.00000 Persons in January of 2022, according to the United States Federal Reserve. Historically, Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Mountrail County, ND reached a record high of 6281.00000 in January of 2018 and a record low of 4040.00000 in January of 2009. Trading Economics provides the current actual value, an historical data chart and related indicators for Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Mountrail County, ND - last updated from the United States Federal Reserve on May of 2024.