Michigan Population By County in 2015

Updated on January 29, 2024.

Based on the US Census Vintage data estimates, in 2015, the population of Michigan was 9,934,483. Among all Michigan counties, Wayne had the highest population (1,764,866), followed by Oakland (1,244,895), and Macomb (865,031). Keweenaw was the least populated county (2,124).

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.

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Michigan Population By County in 2015
Michigan Population By County in 2015
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County Population % of State Population
Alcona 10327 0.10
Alger 9265 0.09
Allegan 114122 1.15
Alpena 28728 0.29
Antrim 23036 0.23
Arenac 15304 0.15
Baraga 8583 0.09
Barry 59434 0.60
Bay 105271 1.06
Benzie 17386 0.18
Berrien 155136 1.56
Branch 43635 0.44
Calhoun 134377 1.35
Cass 51370 0.52
Charlevoix 26219 0.26
Cheboygan 25399 0.26
Chippewa 37998 0.38
Clare 30611 0.31
Clinton 77037 0.78
Crawford 13854 0.14
Delta 36431 0.37
Dickinson 25675 0.26
Eaton 108701 1.09
Emmet 32931 0.33
Genesee 410574 4.13
Gladwin 25227 0.25
Gogebic 15537 0.16
Grand Traverse 91610 0.92
Gratiot 41333 0.42
Hillsdale 45894 0.46
Houghton 36248 0.37
Huron 31761 0.32
Ingham 287255 2.89
Ionia 64073 0.65
Iosco 25360 0.26
Iron 11327 0.11
Isabella 70798 0.71
Jackson 159325 1.60
Kalamazoo 259816 2.62
Kalkaska 17254 0.17
Kent 637333 6.42
Keweenaw 2124 0.02
Lake 11691 0.12
Lapeer 88376 0.89
Leelanau 21633 0.22
Lenawee 98432 0.99
Livingston 187221 1.89
Luce 6431 0.07
Mackinac 10814 0.11
Macomb 865031 8.71
Manistee 24462 0.25
Marquette 67357 0.68
Mason 28754 0.29
Mecosta 43013 0.43
Menominee 23494 0.24
Midland 83706 0.84
Missaukee 14884 0.15
Monroe 149439 1.50
Montcalm 62778 0.63
Montmorency 9292 0.09
Muskegon 172506 1.74
Newaygo 47900 0.48
Oakland 1244895 12.53
Oceana 26316 0.27
Ogemaw 20876 0.21
Ontonagon 6037 0.06
Osceola 23180 0.23
Oscoda 8275 0.08
Otsego 24209 0.24
Ottawa 280907 2.83
Presque Isle 12800 0.13
Roscommon 23910 0.24
Saginaw 193384 1.95
St. Clair 159757 1.61
St. Joseph 60809 0.61
Sanilac 41463 0.42
Schoolcraft 8118 0.08
Shiawassee 68538 0.69
Tuscola 53723 0.54
Van Buren 75087 0.76
Washtenaw 363555 3.66
Wayne 1764866 17.77
Wexford 32885 0.33