All counties in Michigan
| County Name | Population | State | Rank |
|---|
| Wayne County | 1,820,584 | Michigan | 1 |
| Oakland County | 1,202,362 | Michigan | 2 |
| Macomb County | 840,978 | Michigan | 3 |
| Kent County | 602,622 | Michigan | 4 |
| Genesee County | 425,790 | Michigan | 5 |
| Washtenaw County | 344,791 | Michigan | 6 |
| Ingham County | 280,895 | Michigan | 7 |
| Ottawa County | 263,801 | Michigan | 8 |
| Kalamazoo County | 250,331 | Michigan | 9 |
| Saginaw County | 200,169 | Michigan | 10 |
| Livingston County | 180,967 | Michigan | 11 |
| Muskegon County | 172,188 | Michigan | 12 |
| St. Clair County | 163,040 | Michigan | 13 |
| Jackson County | 160,248 | Michigan | 14 |
| Berrien County | 156,813 | Michigan | 15 |
| Monroe County | 152,021 | Michigan | 16 |
| Calhoun County | 136,146 | Michigan | 17 |
| Allegan County | 111,408 | Michigan | 18 |
| Bay County | 107,771 | Michigan | 19 |
| Eaton County | 107,759 | Michigan | 20 |
| Lenawee County | 99,892 | Michigan | 21 |
| Lapeer County | 88,319 | Michigan | 22 |
| Grand Traverse County | 86,986 | Michigan | 23 |
| Midland County | 83,629 | Michigan | 24 |
| Van Buren County | 76,258 | Michigan | 25 |
| Clinton County | 75,382 | Michigan | 26 |
| Shiawassee County | 70,648 | Michigan | 27 |
| Isabella County | 70,311 | Michigan | 28 |
| Marquette County | 67,077 | Michigan | 29 |
| Ionia County | 63,905 | Michigan | 30 |
| Montcalm County | 63,342 | Michigan | 31 |
| St. Joseph County | 61,295 | Michigan | 32 |
| Barry County | 59,173 | Michigan | 33 |
| Tuscola County | 55,729 | Michigan | 34 |
| Cass County | 52,293 | Michigan | 35 |
| Newaygo County | 48,460 | Michigan | 36 |
| Hillsdale County | 46,688 | Michigan | 37 |
| Branch County | 45,248 | Michigan | 38 |
| Sanilac County | 43,114 | Michigan | 39 |
| Mecosta County | 42,798 | Michigan | 40 |
| Gratiot County | 42,476 | Michigan | 41 |
| Chippewa County | 38,520 | Michigan | 42 |
| Delta County | 37,069 | Michigan | 43 |
| Houghton County | 36,628 | Michigan | 44 |
| Huron County | 33,118 | Michigan | 45 |
| Wexford County | 32,735 | Michigan | 46 |
| Emmet County | 32,694 | Michigan | 47 |
| Clare County | 30,926 | Michigan | 48 |
| Alpena County | 29,598 | Michigan | 49 |
| Mason County | 28,705 | Michigan | 50 |
| Oceana County | 26,570 | Michigan | 51 |
| Dickinson County | 26,168 | Michigan | 52 |
| Cheboygan County | 26,152 | Michigan | 53 |
| Charlevoix County | 25,949 | Michigan | 54 |
| Iosco County | 25,887 | Michigan | 55 |
| Gladwin County | 25,692 | Michigan | 56 |
| Manistee County | 24,733 | Michigan | 57 |
| Roscommon County | 24,449 | Michigan | 58 |
| Otsego County | 24,164 | Michigan | 59 |
| Menominee County | 24,029 | Michigan | 60 |
| Antrim County | 23,580 | Michigan | 61 |
| Osceola County | 23,528 | Michigan | 62 |
| Leelanau County | 21,708 | Michigan | 63 |
| Ogemaw County | 21,699 | Michigan | 64 |
| Benzie County | 17,525 | Michigan | 65 |
| Kalkaska County | 17,153 | Michigan | 66 |
| Gogebic County | 16,427 | Michigan | 67 |
| Arenac County | 15,899 | Michigan | 68 |
| Missaukee County | 14,849 | Michigan | 69 |
| Crawford County | 14,074 | Michigan | 70 |
| Presque Isle County | 13,376 | Michigan | 71 |
| Iron County | 11,817 | Michigan | 72 |
| Lake County | 11,539 | Michigan | 73 |
| Mackinac County | 11,113 | Michigan | 74 |
| Alcona County | 10,942 | Michigan | 75 |
| Montmorency County | 9,765 | Michigan | 76 |
| Alger County | 9,601 | Michigan | 77 |
| Baraga County | 8,860 | Michigan | 78 |
| Oscoda County | 8,640 | Michigan | 79 |
| Schoolcraft County | 8,485 | Michigan | 80 |
| Ontonagon County | 6,780 | Michigan | 81 |
| Luce County | 6,631 | Michigan | 82 |
| Keweenaw County | 2,156 | Michigan | 83 |