Ranking of Michigan Counties By Percentage of Population Aged 25 years and above with an Educational attainment of High School Graduate or Equivalent in 2021 (ACS-5Yrs)
Updated on September 3, 2025.
Based on the US Census ACS-5Yrs estimates, in 2021, the percentage of the population of Michigan (aged 25 years and above) who had an educational attainment of High School Graduate or Equivalent was 28.47%. Among all Michigan counties, Alger County had the highest percentage of its population (aged 25 years and above) with an educational attainment of High School Graduate or Equivalent (46.55%), followed by Tuscola County (44.73%), and Ontonagon County (44.44%).
The chart below shows the top 10 Michigan counties, and the table below shows the ranking of all Michigan counties.
You can see similar information for other educational attainments.
You can also see similar information for other states and for the United States.
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Related Topics: Michigan ACS-5Yrs Estimates, 2021 Topic List.
Data Source: US Census - ACS 5-Year Estimates.
Ranking of Michigan Counties By Percentage of Population (Aged 25yrs+) with an Educational Attainment of High School Graduate or Equivalent in 2021
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| Rank | County | Percentage of Population (Aged 25yrs+) (%) |
|---|---|---|
| 1 | Alger County | 46.55 |
| 2 | Tuscola County | 44.73 |
| 3 | Ontonagon County | 44.44 |
| 4 | Iron County | 43.39 |
| 5 | Sanilac County | 42.93 |
| 6 | Menominee County | 42.08 |
| 7 | Huron County | 41.97 |
| 8 | Osceola County | 41.70 |
| 9 | Missaukee County | 41.63 |
| 10 | Branch County | 41.51 |
| 11 | Newaygo County | 41.42 |
| 12 | Schoolcraft County | 41.39 |
| 13 | Gratiot County | 41.15 |
| 14 | Montmorency County | 40.92 |
| 15 | Baraga County | 40.64 |
| 16 | Lake County | 40.56 |
| 17 | Ionia County | 40.47 |
| 18 | Hillsdale County | 40.35 |
| 19 | Montcalm County | 40.09 |
| 20 | Clare County | 39.37 |
| 21 | Kalkaska County | 39.26 |
| 22 | Gladwin County | 38.95 |
| 23 | Arenac County | 38.57 |
| 24 | Ogemaw County | 38.18 |
| 25 | Alcona County | 37.94 |
| 26 | Luce County | 37.52 |
| 27 | Presque Isle County | 37.00 |
| 28 | Lenawee County | 36.93 |
| 29 | Oceana County | 36.80 |
| 30 | Allegan County | 36.62 |
| 31 | Lapeer County | 36.59 |
| 32 | St. Joseph County | 36.55 |
| 33 | Oscoda County | 36.41 |
| 34 | Iosco County | 36.33 |
| 35 | Alpena County | 36.24 |
| 36 | Mecosta County | 36.11 |
| 37 | Wexford County | 35.93 |
| 38 | Mackinac County | 35.88 |
| 39 | Cheboygan County | 35.85 |
| 40 | Shiawassee County | 35.84 |
| 41 | Barry County | 35.75 |
| 42 | Calhoun County | 35.64 |
| 43 | Delta County | 35.59 |
| 44 | Mason County | 35.05 |
| 45 | Roscommon County | 34.71 |
| 46 | Muskegon County | 34.42 |
| 47 | Cass County | 34.17 |
| 48 | Jackson County | 34.06 |
| 49 | Bay County | 34.03 |
| 50 | Gogebic County | 33.82 |
| 50 | Monroe County | 33.82 |
| 51 | St. Clair County | 33.50 |
| 52 | Chippewa County | 33.45 |
| 53 | Manistee County | 33.38 |
| 54 | Dickinson County | 32.84 |
| 55 | Saginaw County | 32.55 |
| 56 | Van Buren County | 32.25 |
| 57 | Genesee County | 31.55 |
| 58 | Isabella County | 31.51 |
| 58 | Otsego County | 31.51 |
| 59 | Antrim County | 31.07 |
| 60 | Crawford County | 30.76 |
| 61 | Houghton County | 30.58 |
| 62 | Wayne County | 29.59 |
| 63 | Macomb County | 29.36 |
| 64 | Benzie County | 28.97 |
| 65 | Marquette County | 28.67 |
| 66 | Midland County | 28.31 |
| 67 | Berrien County | 28.01 |
| 68 | Charlevoix County | 27.75 |
| 69 | Keweenaw County | 27.74 |
| 70 | Eaton County | 26.36 |
| 71 | Ottawa County | 26.28 |
| 72 | Clinton County | 25.60 |
| 73 | Emmet County | 25.23 |
| 74 | Livingston County | 25.11 |
| 75 | Kent County | 24.01 |
| 76 | Kalamazoo County | 22.50 |
| 77 | Grand Traverse County | 22.20 |
| 78 | Ingham County | 21.46 |
| 79 | Leelanau County | 20.88 |
| 80 | Oakland County | 18.15 |
| 81 | Washtenaw County | 14.65 |