Population Estimate, Total, Not Hispanic or Latino, White Alone (5-year estimate) in Dubuque County, IA was 88476.00000 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 Dubuque County, IA reached a record high of 88657.00000 in January of 2021 and a record low of 86583.00000 in January of 2010. 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 Dubuque County, IA - last updated from the United States Federal Reserve on May of 2024.