Historical Society of Michigan; Provides connections to Michigan historical resources including lists of local historical societies and useful research resources.
Making of Modern Michigan: "...includes local history materials from communities around the state. Michigan's unique heritage is represented through over 4,500 different subjects of photographs, family papers, oral histories, genealogical materials, and much more."
Michigan History Center: discovers, preserves, and shares the stories of the history of Michigan, including online digital collections
Seeking Michigan: "a growing collection of unique historical information that - through digitized source documents, maps, films, images, oral histories and artifacts - creatively tells the stories of Michigan's families, homes, businesses, communities and landscapes."
United States Census Bureau: Provides demographic, economic, and population census data. Includes historical census data and questionnaires.