Of 99 counties in the Hawkeye State, Marion County is 55th in terms of its size (570 square miles). Marion County is in Central Iowa. There is approximately 1,000 acres of ranches for sale in Marion County, Iowa, based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here is about $600,000. Browse all Marion 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 Marion County is residential property.