Estimated Percent of People Age 0-17 in Poverty for Benton County, WA was 13.10% in January of 2022, according to the United States Federal Reserve. Historically, Estimated Percent of People Age 0-17 in Poverty for Benton County, WA reached a record high of 21.30 in January of 2014 and a record low of 11.50 in January of 2020. 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 Benton County, WA - last updated from the United States Federal Reserve on May of 2024.