Of 46 counties in the state, Oconee County ranks 24th by size (673 square miles). Oconee County is in Upstate South Carolina. South Carolina's Oconee County includes about 1,000 acres of ranches for sale based on recent Land Network data. The combined market value of land for sale here was $10 million. Browse all Oconee County ranches for sale on the Land Network to find the ranch that's right for your business or commercial needs, from the sprawling legacy ranch to unbelievable residential ranch for your second home, investment property or retirement nest egg. The most common type of land for sale by combined acreage in Oconee County is homesite.