Percent of Population Below the Poverty Level (5-year estimate) in Warren County, PA was 11.60% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in Warren County, PA reached a record high of 13.40 in January of 2017 and a record low of 11.50 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 Warren County, PA - last updated from the United States Federal Reserve on May of 2024.