Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Warren County, NJ was 85711.00000 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 Warren County, NJ reached a record high of 95156.00000 in January of 2009 and a record low of 85385.00000 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 Warren County, NJ - last updated from the United States Federal Reserve on June of 2024.