Fastest Growing Counties in Michigan (2025)

County
Rank
Change (2020) ↓
2025 Pop.
2020 Pop.
Lake County19.47%13,24412,098
Montmorency County28.42%9,9429,170
Alcona County35.4%10,73510,185
Montcalm County45.31%70,19766,659
Crawford County55.04%13,64112,987
Otsego County64.96%26,38125,135
Mackinac County74.95%11,34610,811
Kalkaska County84.94%18,81417,929
Antrim County94.88%24,60623,460
Oscoda County104.68%8,6208,235
Mecosta County114.32%42,17240,426
Branch County124.2%46,76144,878
Ottawa County134.04%308,895296,899
Keweenaw County143.98%2,1412,059
Newaygo County153.44%51,81950,095
Kent County163.4%680,895658,524
Osceola County173.39%23,67922,902
Benzie County183.26%18,58017,993
Oakland County193.1%1,311,9401,272,526
Wexford County202.86%34,65433,689
Ingham County212.86%293,144285,007
Marquette County222.64%68,30466,544
Houghton County232.63%38,23537,256
Gladwin County242.61%26,03125,370
Barry County252.49%64,16962,607
Leelanau County262.08%22,77222,308
Muskegon County272.05%178,380174,794
Roscommon County282.04%23,94423,465
Manistee County291.93%25,55325,070
Allegan County301.93%122,984120,661
Clare County311.92%31,43430,843
Isabella County321.76%65,65964,521
Kalamazoo County331.7%266,263261,814
Livingston County341.64%197,180193,989
Schoolcraft County351.64%8,1898,057
Washtenaw County361.48%377,352371,849
Macomb County371.45%893,079880,294
Grand Traverse County381.43%96,79395,427
Presque Isle County391.41%13,18212,999
Clinton County401.4%80,27779,171
Oceana County411.13%27,01826,716
Van Buren County421.04%76,35375,566
Cheboygan County431.04%25,85025,585
Monroe County441.03%156,500154,909
Ogemaw County450.97%20,98720,785
Lapeer County460.78%89,27688,587
Iosco County470.68%25,36125,189
Iron County480.66%11,69611,619
Eaton County490.66%109,916109,199
Midland County500.65%84,03783,493
Missaukee County510.57%15,15315,067
St. Joseph County520.55%61,28060,942
Charlevoix County530.33%26,12126,035
Jackson County540.25%160,631160,223
Alpena County550.2%28,93628,879
Arenac County560.09%15,02215,009
Dickinson County570.05%25,92125,907
St. Clair County58-0.04%160,336160,394
Cass County59-0.04%51,53451,553
Shiawassee County60-0.07%67,95968,004
Calhoun County61-0.11%134,065134,219
Mason County62-0.17%28,98729,037
Ontonagon County63-0.21%5,7915,803
Baraga County64-0.31%8,1168,141
Hillsdale County65-0.36%45,56445,730
Wayne County66-0.55%1,779,7551,789,655
Genesee County67-0.73%402,847405,793
Ionia County68-0.74%66,39666,891
Emmet County69-0.74%33,85934,113
Sanilac County70-0.87%40,15240,504
Gratiot County71-0.9%41,31041,687
Delta County72-0.94%36,52836,874
Berrien County73-1.08%152,755154,426
Saginaw County74-1.17%187,659189,883
Bay County75-1.17%102,528103,747
Gogebic County76-1.22%14,17114,346
Tuscola County77-1.22%52,65853,311
Lenawee County78-1.46%97,87199,318
Chippewa County79-1.69%36,16636,787
Menominee County80-2.02%22,97723,450
Alger County81-2.14%8,6508,839
Luce County82-2.23%6,2676,410
Huron County83-2.41%30,61731,372

Michigan Counties Growth Overview

Michigan's counties show varied growth patterns from 2020 to 2025. Lake County leads with 9.47% annualized growth, followed by Montmorency County (8.42%) and Alcona County (5.4%). The largest counties are Wayne County (1,779,755), Oakland County (1,311,940), and Macomb County (893,079). Of the 83 counties in Michigan, 57 are growing while 26 have experienced population decline. Overall, counties averaged 1.44% annualized growth, with total population growing by 1.24% annually.

Change (2020)

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