There was a combined nearly $35 million of farms, ranches, and rural real estate for sale in Oneida County recently on Land.com. The total size of all Oneida County farms and ranches for sale was almost 3,000 acres. Oneida County ranks 36th out of 44 counties in the Gem State for the total acreage of land currently advertised for sale. Of all locations in Oneida County with land and rural real estate for sale, Malad City featured the most land for sale. Agriculture and farming drives the Oneida County economy, with 503 farms recorded in the county during the U.S. Census in 2012. Farming activities in Oneida County generate annual revenues of $2 million, most of which is from crops. Oneida County is the 26th biggest county (1,200 square miles) in Idaho. It's located in the Southeastern Idaho region of the state.