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List of Counties and Cities in Michigan

Discover Michigan’s population facts easily with our list of counties and cities. Find out how many people live in each area, from big cities to small towns, and see how Michigan’s population is spread out across the state.

Michigan Counties by Population

A county is an administrative subdivision of a US state or territory. As of 20224 Michigan is divided into 83 counties.

Wayne county is the most populous county in Michigan and Keweenaw County is the least populated county in Michigan. Keweenaw County is also the largest county by area and Cass county is the smallest by area.

read about the Population of Michigan

#CountyPopulation 2021Area
(sq. miles)
1Wayne County1,774,816672
2Oakland County1,270,017908
3Macomb County876,792570
4Kent County658,046872
5Genesee County404,208649
6Washtenaw County369,390723
7Ottawa County299,1571,632
8Ingham County284,034561
9Kalamazoo County261,108580
10Livingston County195,014585
11Saginaw County189,591816
12Muskegon County176,5111,459
13St. Clair County160,053837
14Jackson County160,050724
15Monroe County155,274680
16Berrien County153,1011,581
17Calhoun County133,819718
18Allegan County120,9501,833
19Eaton County108,944579
20Bay County102,985631
21Lenawee County98,956761
22Grand Traverse County95,860601
23Lapeer County88,513663
24Midland County83,457528
25Clinton County79,426575
26Van Buren County75,6581,090
27Shiawassee County67,877541
28Montcalm County67,220721
29Ionia County67,197580
30Marquette County66,1033,425
31Isabella County64,813578
32Barry County62,992577
33St. Joseph County60,758521
34Tuscola County52,917914
35Cass County51,483508
36Newaygo County50,296861
37Hillsdale County45,546607
38Branch County44,985519
39Gratiot County41,544572
40Sanilac County40,5061,590
41Mecosta County40,031571
42Houghton County37,3131,502
43Delta County36,8261,992
44Chippewa County36,8162,698
45Emmet County34,225882
46Wexford County33,901576
47Huron County31,2522,136
48Clare County31,065575
49Mason County29,3831,242
50Alpena County28,8931,695
51Oceana County26,8151,307
52Charlevoix County26,0861,391
53Dickinson County25,787777
54Cheboygan County25,752885
55Gladwin County25,485516
56Iosco County25,3691,891
57Manistee County25,3501,281
58Otsego County25,289526
59Antrim County23,813602
60Roscommon County23,633580
61Menominee County23,2991,338
62Osceola County23,105573
63Leelanau County22,6232,532
64Ogemaw County20,726575
65Benzie County18,223860
66Kalkaska County17,979571
67Missaukee County15,130574
68Arenac County14,975681
69Gogebic County14,3611,476
70Crawford County13,204563
71Presque Isle County13,0932,573
72Lake County12,308575
73Iron County11,6351,211
74Mackinac County10,9062,101
75Alcona County10,2351,791
76Montmorency County9,297562
77Alger County8,8215,049
78Oscoda County8,311572
79Baraga County8,2151,069
80Schoolcraft County8,0301,884
81Ontonagon County5,8683,741
82Luce County5,3091,912
83Keweenaw County2,1075,966

Source: US Census report 2021

read about the race and ethnicity in Michigan

Top cities in Michigan by population

Michigan is divided into 83 counties and contains 1773 municipalities consisting of 276 cities, 257 villages, and 1,240 townships. The largest city in Michigan is Detroit with a population of 639,111. In the past two decades, it has seen a fall of 40% in the population. Next comes the City of Grand Rapids (198,917) and  Warren (139,387).

Let’s have a look at Top Cities in Michigan by population

2Grand RapidsKent198,917
4Sterling HeightsMacomb134,346
5Ann ArborWashtenaw123,851
6LansingIngham, Clinton, Eaton112,644
14Farmington HillsOakland83,986
19Rochester HillsOakland76,300

Source: US Census 2020

Most Populous Counties in Michigan

The most populous county in Michigan is Wayne County with 1.7 million residents. It was followed by Oakland County (1.2 million) and Macomb County (0.87 million)

Let’s have a look at the Top 10 most populous counties

#CountyPopulation 2021
1Wayne County1,774,816
2Oakland County1,270,017
3Macomb County876,792
4Kent County658,046
5Genesee County404,208
6Washtenaw County369,390
7Ottawa County299,157
8Ingham County284,034
9Kalamazoo County261,108
10Livingston County195,014
Least Populated County in Michigan

The least populous county is Keweenaw County with 2,107 residents, it’s followed by Luce and Ontonagon County.

Let’s have look at 5 least populated counties in Michigan

#CountyPopulation 2021
1Keweenaw County2,107
2Luce County5,309
3Ontonagon County5,868
4Schoolcraft County8,030
5Baraga County8,215

source: US Census 2021

read about religion in Michigan

Largest counties in Michigan by area

The Largest county by Land Area in Michigan is Keweenaw County with an area of 5,966 sq. miles. Alger with an area of 5,049 sq. mi. comes next followed by Ontonagon County (3,741sq. mi.)

Let’s have a look at the Top 10 counties by Area

#CountyArea (sq. miles)
1Keweenaw County5,966
2Alger County5,049
3Ontonagon County3,741
4Marquette County3,425
5Chippewa County2,698
6Presque Isle County2,573
7Leelanau County2,532
8Huron County2,136
9Mackinac County2,101
10Delta County1,992
Smallest County in Michigan by area

The smallest county by area in Michigan is Cass with an area of 508 square miles.

#CountyArea (sq. mi.)
1Cass County508
2Gladwin County516
3Branch County519
4St. Joseph County521
5Otsego County526

source: US Census report 2021

Most densely populated Counties in Michigan

The most densely populated county in Michigan is Wayne County, with 2641 people per sq. mi. Next comes Macomb county with 1538 people per sq. mi followed by Oakland county (1398/ sq.mi)

Let’s have a look at the Top 10 densely populated counties

#CountyDensity (people/sq. mi)
1Wayne County2,641.10
2Macomb County1,538.23
3Oakland County1,398.70
4Kent County754.64
5Genesee County622.82
6Washtenaw County510.91
7Ingham County506.30
8Kalamazoo County450.19
9Livingston County333.36
10Saginaw County232.34
Least Densely Populated County in Michigan

Keweenaw County is the least densely populated county in Michigan.

#CountyDensity (people/sq. mi)
1Keweenaw County0.35
2Ontonagon County1.57
3Alger County1.75
4Luce County2.78
5Schoolcraft County4.26

source: US Census 2021

List of Counties in Michigan 2024 | Top Cities in Michigan