Knox County is in Northeast Nebraska. Of the 93 counties in the state, Knox County is 12th in terms of its size (1,139 square miles). The total value of almost 1,000 acres of residential land and property recently listed for sale in Nebraska's Knox County was almost $2 million. The average price of residential acreage for sale in Knox County was $286,649. The economy here is principally agricultural. Browse all residential land and rural property for sale in Nebraska 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.