1998-2008 County Business Patterns (all Michigan data)County Business Patterns is a Census Bureau publication that contains data on the total number of businesses, the number of establishments by size, and information on payroll for detailed industries. Zip Code Business Patterns and Metropolitan Business Patterns are also included.
TheNorthwest Michigan Council of Governments has compiled all of the Michigan County Business Patterns data from 1998 through 2007 into a series of PDF files. In addition to files with data for all years for individual Michigan counties, there are also files containing all Michigan data for individual years.
Additional Data and Documentation are available from the Census Bureau's website.