Estimated Percent of Related Children Age 5-17 in Families in Poverty for Kay County, OK was 21.60% 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 Kay County, OK reached a record high of 28.60 in January of 2018 and a record low of 12.90 in January of 1989. 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 Kay County, OK - last updated from the United States Federal Reserve on May of 2024.