Oneida County is in Southeastern Idaho. Of the 44 counties in the state, 1,200-square-mile Oneida County ranks 26th by size. There is approximately 1,000 acres of residential land and property for sale in Oneida County, Idaho, based on recent Land Network data. The combined market value of land and rural real estate for sale here is $14 million. The average price of residential acreage for sale in Oneida County was $748,613. The economy here is principally 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.