Estimated Percent of People Age 0-17 in Poverty for Winnebago County, IL was 22.00% in January of 2022, according to the United States Federal Reserve. Historically, Estimated Percent of People Age 0-17 in Poverty for Winnebago County, IL reached a record high of 27.70 in January of 2011 and a record low of 13.00 in January of 1989. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimated Percent of People Age 0-17 in Poverty for Winnebago County, IL - last updated from the United States Federal Reserve on May of 2024.