A total of nearly 1,000 acres were listed for sale in Ohio's Miami County recently; the combined value of all Miami County farms, ranches, hunting land and other land for sale was around $62 million. Miami County ranks 22nd in the Buckeye State for the total acreage of land currently advertised for sale. Of all locations in Miami County with ranches, farms, hunting land and other rural land and acreage for sale, Troy featured the most land for sale. From an economic perspective, manufacturing and related services are the main sectors in Miami County. Miami County is Ohio's 75th largest county (409 square miles). It's located in the Southwest Ohio region of Ohio.