|Number||Census Class & Code||Description|
|257||Incorporated Places - C1||An active incorporated place that does not serve as a county subdivision equivalent.|
|276||Incorporated Places - C5||An active incorporated place that is independent of any county subdivision and serves as a county subdivision equivalent.|
|7||American Indian Areas - D1||Legal federally recognized American Indian area consisting of reservation and associated off-reservation trust land.|
|6||American Indian Areas - D2||Legal federally recognized American Indian area consisting of reservation only.|
|1||American Indian Areas - D7||A tribal subdivision.|
|83||Counties and County Equivalents - H1||An active county or equivalent feature.|
|1,240||Active Minor Civil Divisions - T1||An active county subdivision that is not coextensive with an incorporated place.|
|3||Obsolete or Incorrect Name - X1||Deleted feature that was a governmental entity.|
|1||Land Grants & Other - N/A||Land Grants and Other Unclassified Civil Features|
The Demographic Data for the 3,299 Michigan cities, towns, counties, ZIP Codes and Census Designated Places (CDPs) profiled in this gazetteer is updated annually. Last Update: July 1, 2014.
The ZIP Code maps and the data regarding the number of residential and business addresses in each ZIP Code are updated four times per year. Last Update: November 1, 2014.
The information on the 60,533 Michigan Physical, Cultural and Historic Features is updated six times per year. Last Update: October 5, 2014.
The School Attendance Zone Maps for 2,427 Michigan public schools are updated four times per year. Last Update: October 6, 2014.