Adair County is in Green Country Oklahoma. Of the 77 counties in the Sooner State, Adair County ranks 69th in terms of size (369,313 acres). Oklahoma's Adair County has approximately 1,000 acres of farms for sale based on recent Land Network data. The combined market value of farms and ranches for sale here was approximately $6 million. The average price of farms for sale in Adair County was $648,832. Farms for sale in Adair County support livestock including cattle, horses, goats, sheep and pig. Browse all Oklahoma farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or individual needs.