Largest Counties in Michigan by Population

Michigan's counties, ranked by the latest official population estimates from the U.S. Census Bureau.

All 83 counties ranked · July 1, 2025 Census estimates

Counties ranked by their latest population estimate.
RankCountyPopulation
1Wayne County1,769,038
2Oakland County1,288,337
3Macomb County886,221
4Kent County675,232
5Genesee County401,093
6Washtenaw County370,214
7Ottawa County308,459
8Ingham County289,709
9Kalamazoo County263,795
10Livingston County197,315
11Saginaw County187,688
12Muskegon County177,901
13St. Clair County160,486
14Jackson County159,552
15Monroe County156,004
16Berrien County152,444
17Calhoun County133,408
18Allegan County123,188
19Eaton County109,581
20Bay County102,123
21Lenawee County97,779
22Grand Traverse County96,729
23Lapeer County89,516
24Midland County83,754
25Clinton County80,432
26Van Buren County76,071
27Montcalm County69,406
28Marquette County68,064
29Shiawassee County67,681
30Ionia County66,557
31Isabella County64,691
32Barry County63,991
33St. Joseph County60,968
34Tuscola County52,680
35Cass County51,677
36Newaygo County51,622
37Branch County45,993
38Hillsdale County45,738
39Mecosta County42,320
40Gratiot County41,190
41Sanilac County40,083
42Houghton County37,842
43Delta County36,582
44Chippewa County36,081
45Wexford County34,445
46Emmet County33,775
47Clare County31,543
48Huron County30,530
49Mason County29,040
50Alpena County28,853
51Oceana County27,177
52Otsego County26,080
53Gladwin County26,077
54Charlevoix County26,036
55Dickinson County25,827
56Cheboygan County25,793
57Manistee County25,656
58Iosco County25,266
59Antrim County24,698
60Roscommon County23,914
61Osceola County23,516
62Leelanau County22,982
63Menominee County22,941
64Ogemaw County21,121
65Kalkaska County18,693
66Benzie County18,568
67Missaukee County15,274
68Arenac County15,068
69Gogebic County14,285
70Crawford County13,722
71Lake County13,182
72Presque Isle County13,128
73Iron County11,757
74Mackinac County11,236
75Alcona County10,556
76Montmorency County9,842
77Oscoda County8,723
78Alger County8,641
79Schoolcraft County8,187
80Baraga County8,169
81Luce County6,339
82Ontonagon County5,823
83Keweenaw County2,186

About this ranking

Source
U.S. Census Bureau — County Resident Population Estimates (CO-EST2025-ALLDATA), Vintage 2025
Reference date
July 1, 2025
Universe
83 counties in Michigan; 83 ranked
Ranked by
Population, highest first
Ties
Counties with equal populations share a rank; their display order is settled by name and then by official Census geographic identifier, so the order is the same everywhere.

Ranks are computed from the current estimate, not the decennial Census count.

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