Ranking of Michigan Counties By Population in 2021
Updated on June 21, 2025.
Based on the US Census Vintage data estimates, in 2021, the Population for Michigan was 10.04M. Among all Michigan counties, Wayne County had the highest population (1.78M), followed by Oakland County (1.27M), and Macomb County (877.79K).
The chart below shows the top 10 counties, and the table below shows the ranking of all Michigan counties.
You can see similar ranking information for related topics, and for other states. You can also see the ranking of all counties in the United States.
Related Topics: Michigan Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage), 2021 Census.
See this for other years:
Ranking of Michigan Counties By Population in 2021
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| Rank | County | Population |
|---|---|---|
| 1 | Wayne County | 1775196 |
| 2 | Oakland County | 1272776 |
| 3 | Macomb County | 877789 |
| 4 | Kent County | 658979 |
| 5 | Genesee County | 404713 |
| 6 | Washtenaw County | 365041 |
| 7 | Ottawa County | 298394 |
| 8 | Ingham County | 271662 |
| 9 | Kalamazoo County | 260566 |
| 10 | Livingston County | 195344 |
| 11 | Saginaw County | 189533 |
| 12 | Muskegon County | 175581 |
| 13 | St. Clair County | 160243 |
| 14 | Jackson County | 160181 |
| 15 | Monroe County | 155569 |
| 16 | Berrien County | 153598 |
| 17 | Calhoun County | 133905 |
| 18 | Allegan County | 121055 |
| 19 | Eaton County | 108921 |
| 20 | Bay County | 103116 |
| 21 | Lenawee County | 99105 |
| 22 | Grand Traverse County | 95985 |
| 23 | Lapeer County | 88667 |
| 24 | Midland County | 83504 |
| 25 | Clinton County | 79432 |
| 26 | Van Buren County | 75685 |
| 27 | Shiawassee County | 67992 |
| 28 | Montcalm County | 67361 |
| 29 | Ionia County | 66853 |
| 30 | Marquette County | 66278 |
| 31 | Isabella County | 64264 |
| 32 | Barry County | 63141 |
| 33 | St. Joseph County | 60857 |
| 34 | Tuscola County | 53043 |
| 35 | Cass County | 51523 |
| 36 | Newaygo County | 50401 |
| 37 | Hillsdale County | 45622 |
| 38 | Branch County | 45209 |
| 39 | Gratiot County | 41298 |
| 40 | Mecosta County | 40692 |
| 41 | Sanilac County | 40545 |
| 42 | Houghton County | 37528 |
| 43 | Delta County | 36838 |
| 44 | Chippewa County | 35861 |
| 45 | Emmet County | 34303 |
| 46 | Wexford County | 33906 |
| 47 | Huron County | 31319 |
| 48 | Clare County | 31143 |
| 49 | Mason County | 29350 |
| 50 | Alpena County | 28933 |
| 51 | Oceana County | 26873 |
| 52 | Charlevoix County | 26192 |
| 53 | Dickinson County | 25824 |
| 54 | Cheboygan County | 25746 |
| 55 | Gladwin County | 25475 |
| 56 | Iosco County | 25362 |
| 57 | Manistee County | 25340 |
| 58 | Otsego County | 25335 |
| 59 | Antrim County | 23877 |
| 60 | Roscommon County | 23651 |
| 61 | Menominee County | 23325 |
| 62 | Osceola County | 23190 |
| 63 | Leelanau County | 22630 |
| 64 | Ogemaw County | 20781 |
| 65 | Benzie County | 18240 |
| 66 | Kalkaska County | 17994 |
| 67 | Missaukee County | 15176 |
| 68 | Arenac County | 15023 |
| 69 | Gogebic County | 14372 |
| 70 | Crawford County | 13271 |
| 71 | Presque Isle County | 13174 |
| 72 | Lake County | 12281 |
| 73 | Iron County | 11597 |
| 74 | Mackinac County | 10906 |
| 75 | Alcona County | 10285 |
| 76 | Montmorency County | 9304 |
| 77 | Alger County | 8770 |
| 78 | Oscoda County | 8322 |
| 79 | Baraga County | 8231 |
| 80 | Schoolcraft County | 8048 |
| 81 | Luce County | 5976 |
| 82 | Ontonagon County | 5872 |
| 83 | Keweenaw County | 2108 |
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