This special version of Ancestry.com provides census information, birth, marriage, and death records including the Social Security Death Index, and much more. This is where you are going to want to start your research.
The Michigan County Histories and Atlases Digitization Project is comprised of 428 digitized titles (many composed of multiple volumes) published before 1923. This is a public resource and can be accessed from any computer.
They don't say who owned plots of land (like plat books do for farmland) but they do show all the buildings, their addresses, and in commercial areas the type of business establishment in each building.
It includes local history materials from communities around the state. Michigan's unique heritage is represented through photographs, family papers, oral histories, genealogical materials, and much more. It is fun to browse through the collection!