Kay County is in Red Carpet Country Oklahoma. Of the 77 counties in the Sooner State, Kay County ranks 27th in terms of size (604,777 acres). Recent listings of residential land and property for sale in Oklahoma's Kay County totals roughly 1,000 acres and a combined market value of almost $3 million. The most common type of land for sale by combined acreage in Kay County is farms. The average price of residential acreage for sale in Kay County was $232,946. Browse all residential land and rural property for sale in Oklahoma to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.