- The City of Detroit reports independently from Wayne County. To keep various calcations accurate,
the city's population and land area are not included in those of the county.
- In addition to the 83 counties and the City of Detroit, there are four miscellaneous reporting divisions
used by the state. MDOC, FCI, Out of State and Unknown. MDOC is the state's prison system (Michigan
Department of Corrections) and FCI is the Federal prison system (Federal Correctional Institution).'