All-Transactions House Price Index for Kay County, OK was 196.43000 Index 2000=100 in January of 2023, according to the United States Federal Reserve. Historically, All-Transactions House Price Index for Kay County, OK reached a record high of 196.43000 in January of 2023 and a record low of 56.59000 in January of 1977. Trading Economics provides the current actual value, an historical data chart and related indicators for All-Transactions House Price Index for Kay County, OK - last updated from the United States Federal Reserve on May of 2024.