Estimated Percent of Related Children Age 5-17 in Families in Poverty for Benton County, WA was 11.70% in January of 2022, according to the United States Federal Reserve. Historically, Estimated Percent of Related Children Age 5-17 in Families in Poverty for Benton County, WA reached a record high of 19.10 in January of 2012 and a record low of 10.00 in January of 1995. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimated Percent of Related Children Age 5-17 in Families in Poverty for Benton County, WA - last updated from the United States Federal Reserve on May of 2024.