Percent of Population Below the Poverty Level (5-year estimate) in McPherson County, KS was 10.60% in January of 2022, according to the United States Federal Reserve. Historically, Percent of Population Below the Poverty Level (5-year estimate) in McPherson County, KS reached a record high of 10.60 in January of 2022 and a record low of 6.60 in January of 2016. 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 McPherson County, KS - last updated from the United States Federal Reserve on May of 2024.