Du Page County, IL - Percent of Population Below the Poverty Level (5-year estimate) in DuPage County, IL was 6.30% in January of 2022, according to the United States Federal Reserve. Historically, Du Page County, IL - Percent of Population Below the Poverty Level (5-year estimate) in DuPage County, IL reached a record high of 7.40 in January of 2015 and a record low of 6.10 in January of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for Du Page County, IL - Percent of Population Below the Poverty Level (5-year estimate) in DuPage County, IL - last updated from the United States Federal Reserve on May of 2024.