Estimated Percent of People of All Ages in Poverty for Kay County, OK was 16.00% in January of 2022, according to the United States Federal Reserve. Historically, Estimated Percent of People of All Ages in Poverty for Kay County, OK reached a record high of 20.40 in January of 2018 and a record low of 11.00 in January of 1989. Trading Economics provides the current actual value, an historical data chart and related indicators for Estimated Percent of People of All Ages in Poverty for Kay County, OK - last updated from the United States Federal Reserve on May of 2024.