Percent of Population Below the Poverty Level (5-year estimate) in Jersey County, IL was 8.10% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Jersey County, IL reached a record high of 9.90 in January of 2019 and a record low of 7.00 in January of 2021. Trading Economics provides the current actual value, an historical data chart and related indicators for Percent of Population Below the Poverty Level (5-year estimate) in Jersey County, IL - last updated from the United States Federal Reserve on May of 2024.