Estimated Percent of People Age 0-17 in Poverty for Johnson County, MO was 12.20% in January of 2022, according to the United States Federal Reserve. Historically, Estimated Percent of People Age 0-17 in Poverty for Johnson County, MO reached a record high of 20.10 in January of 2012 and a record low of 12.00 in January of 2019. 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 Johnson County, MO - last updated from the United States Federal Reserve on May of 2024.