Michigan Population By County in 2021
Updated on June 16, 2025.
Based on the US Census Vintage data estimates, in 2021, the population of Michigan was 10,041,351. Among all Michigan counties, Wayne had the highest population (1,775,196), followed by Oakland (1,272,776), and Macomb (877,789). Keweenaw was the least populated county (2,108).
Hover over or click on the counties in the map below to see the populations. The data can also be found in a table below. You can use the table to sort, filter, and explore the data further.
You can see similar information for other states and by state for the United States.
Related Topics: Michigan Census Vintage Data Topic List.
Data Source: US Census Bureau (Vintage).
See this for other years:
Michigan Population By County in 2021
Michigan Population By County in 2021
Items per page:
25
0 of 0
| County | Population | % of State Population |
|---|---|---|
| Alcona | 10285 | 0.10 |
| Alger | 8770 | 0.09 |
| Allegan | 121055 | 1.21 |
| Alpena | 28933 | 0.29 |
| Antrim | 23877 | 0.24 |
| Arenac | 15023 | 0.15 |
| Baraga | 8231 | 0.08 |
| Barry | 63141 | 0.63 |
| Bay | 103116 | 1.03 |
| Benzie | 18240 | 0.18 |
| Berrien | 153598 | 1.53 |
| Branch | 45209 | 0.45 |
| Calhoun | 133905 | 1.33 |
| Cass | 51523 | 0.51 |
| Charlevoix | 26192 | 0.26 |
| Cheboygan | 25746 | 0.26 |
| Chippewa | 35861 | 0.36 |
| Clare | 31143 | 0.31 |
| Clinton | 79432 | 0.79 |
| Crawford | 13271 | 0.13 |
| Delta | 36838 | 0.37 |
| Dickinson | 25824 | 0.26 |
| Eaton | 108921 | 1.09 |
| Emmet | 34303 | 0.34 |
| Genesee | 404713 | 4.03 |
| Gladwin | 25475 | 0.25 |
| Gogebic | 14372 | 0.14 |
| Grand Traverse | 95985 | 0.96 |
| Gratiot | 41298 | 0.41 |
| Hillsdale | 45622 | 0.45 |
| Houghton | 37528 | 0.37 |
| Huron | 31319 | 0.31 |
| Ingham | 271662 | 2.71 |
| Ionia | 66853 | 0.67 |
| Iosco | 25362 | 0.25 |
| Iron | 11597 | 0.12 |
| Isabella | 64264 | 0.64 |
| Jackson | 160181 | 1.60 |
| Kalamazoo | 260566 | 2.60 |
| Kalkaska | 17994 | 0.18 |
| Kent | 658979 | 6.56 |
| Keweenaw | 2108 | 0.02 |
| Lake | 12281 | 0.12 |
| Lapeer | 88667 | 0.88 |
| Leelanau | 22630 | 0.23 |
| Lenawee | 99105 | 0.99 |
| Livingston | 195344 | 1.95 |
| Luce | 5976 | 0.06 |
| Mackinac | 10906 | 0.11 |
| Macomb | 877789 | 8.74 |
| Manistee | 25340 | 0.25 |
| Marquette | 66278 | 0.66 |
| Mason | 29350 | 0.29 |
| Mecosta | 40692 | 0.41 |
| Menominee | 23325 | 0.23 |
| Midland | 83504 | 0.83 |
| Missaukee | 15176 | 0.15 |
| Monroe | 155569 | 1.55 |
| Montcalm | 67361 | 0.67 |
| Montmorency | 9304 | 0.09 |
| Muskegon | 175581 | 1.75 |
| Newaygo | 50401 | 0.50 |
| Oakland | 1272776 | 12.68 |
| Oceana | 26873 | 0.27 |
| Ogemaw | 20781 | 0.21 |
| Ontonagon | 5872 | 0.06 |
| Osceola | 23190 | 0.23 |
| Oscoda | 8322 | 0.08 |
| Otsego | 25335 | 0.25 |
| Ottawa | 298394 | 2.97 |
| Presque Isle | 13174 | 0.13 |
| Roscommon | 23651 | 0.24 |
| Saginaw | 189533 | 1.89 |
| St. Clair | 160243 | 1.60 |
| St. Joseph | 60857 | 0.61 |
| Sanilac | 40545 | 0.40 |
| Schoolcraft | 8048 | 0.08 |
| Shiawassee | 67992 | 0.68 |
| Tuscola | 53043 | 0.53 |
| Van Buren | 75685 | 0.75 |
| Washtenaw | 365041 | 3.64 |
| Wayne | 1775196 | 17.68 |
| Wexford | 33906 | 0.34 |