Michigan County Codes

County codes are of the format PSSCCC, whereby:

  • "P" can be used to indicate up to one-ninth of a county. However, this will not be used in Michigan, and "P" will have a value of "0" (zero).
  • "SS" is the state code, which is "26" for Michigan.
  • "CCC" is the county code, which is unique to each county in Michigan.

The following tables list the complete codes (PSSCCC) for each county in Michigan.

County Code
Alcona 026001
Alger 026003
Allegan 026005
Alpena 026007
Antrim 026009
Arenac 026011
Baraga 026013
Barry 026015
Bay 026017
Benzie 026019
Berrien 026021
Branch 026023
Calhoun 026025
Cass 026027
Charlevoix 026029
Cheboygan 026031
Chippewa 026033
Clare 026035
Clinton 026037
Crawford 026039
Delta 026041
Dickinson 026043
Eaton 026045
Emmet 026047
Genessee 026049
Gladwin 026051
Gogebic 026053
Grand Traverse 026055
County Code
Gratiot 026057
Hillsdale 026059
Houghton 026061
Huron 026063
Ingham 026065
Ionia 026067
Iosco 026069
Iron 026071
Isabella 026073
Jackson 026075
Kalamazoo 026077
Kalkaska 026079
Kent 026081
Keweenaw 026083
Lake 026085
Lapeer 026087
Leelanau 026089
Lenawee 026091
Livingston 026093
Luce 026095
Mackinac 026097
Macomb 026099
Manistee 026101
Marquette 026103
Mason 026105
Mecosta 026107
Menominee 026109
Midland 026111
County Code
Missaukee 026113
Monroe 026115
Montcalm 026117
Montmorency 026119
Muskegon 026121
Newaygo 026123
Oakland 026125
Oceana 026127
Ogemaw 026129
Ontonagon 026131
Osceola 026133
Oscoda 026135
Otsego 026137
Ottawa 026139
Presque Isle 026141
Saginaw 026143
Roscommon 026145
St. Clair 026147
St. Joseph 026149
Sanilac 026151
Schoolcraft 026153
Shiawassee 026155
Tuscola 026157
Van Buren 026159
Washtenaw 026161
Wayne 026163
Wexford 026165

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