Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Foster County, ND was 3206.00000 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 Foster County, ND reached a record high of 3393.00000 in January of 2009 and a record low of 3070.00000 in January of 2020. 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 Foster County, ND - last updated from the United States Federal Reserve on May of 2024.