Estimated Percent of People Age 0-17 in Poverty for Union County, TN was 20.80% in January of 2022, according to the United States Federal Reserve. Historically, Estimated Percent of People Age 0-17 in Poverty for Union County, TN reached a record high of 40.00 in January of 2010 and a record low of 20.80 in January of 2022. 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 Union County, TN - last updated from the United States Federal Reserve on May of 2024.