Power County is in Southeastern Idaho. Of the 44 counties in the Gem State, 922,962-acre Power County ranks 21st by size. The total value of about 1,000 acres of residential land recently listed for sale in Power County, Idaho, was nearly $9 million. The average price of residential land for sale in Power County was $582,361. The economy here is largely agricultural. Browse all residential land and rural property for sale in Idaho 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.