The value of land and rural real estate for sale in Macomb County recently on Land.com was $186 million. This represents approximately 2,000 acres of land and rural real estate for sale in Macomb County. Macomb County ranks 20th out of 83 counties in Michigan for the combined amount of land currently advertised for sale. Of all farms, rural land, hunting land and other land for sale in Macomb County, Washington had the most land for sale. From an economic perspective, manufacturing and related services are the main sectors in Macomb County. Macomb County is the 72nd biggest county (570 square miles) in Michigan. It's located in the Southeast Michigan region of Michigan.