Oneida County is in Southeastern Idaho. Of the 44 counties in the Gem State, Oneida County ranks 26th in terms of size (768,316 acres). Idaho's Oneida County includes almost 1,000 acres of residential land and property for sale based on recent Land Network data. The combined market value of farms and ranches for sale here was $7 million. The average price of residential land for sale in Oneida County was $641,169. The county has a rural, farm-based economy. 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.