Of 102 counties in the Inland Empire, Henry County is 16th in terms of its size (825 square miles). Henry County is in Western Illinois. A recent survey of Land Network data totals approximately 1,000 acres of ranches for sale in Illinois's Henry County, which is valued at a combined $317,300. Browse all Henry 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 Henry County is residential property.