Of 120 counties in the Bluegrass State, Ohio County is fifth in terms of its size (596 square miles). Ohio County is in Western Kentucky. Recent Land Network data includes about 1,000 acres of ranches for sale in Kentucky's Ohio County, which is valued at a combined $3 million. Browse all Ohio 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 Ohio County is residential property.