| County Population Centroids for Michigan |
| ST | COU | COUNTY NAME | POPULATION | LATITUDE | LONGITUDE |
| 26 | 001 | Alcona | 11,719 | 44.664885 | -83.469884 |
| 26 | 003 | Alger | 9,862 | 46.388874 | -86.691629 |
| 26 | 005 | Allegan | 105,665 | 42.599837 | -85.880870 |
| 26 | 007 | Alpena | 31,314 | 45.051064 | -83.502076 |
| 26 | 009 | Antrim | 23,110 | 44.982065 | -85.206092 |
| 26 | 011 | Arenac | 17,269 | 44.042142 | -83.883288 |
| 26 | 013 | Baraga | 8,746 | 46.764008 | -88.455222 |
| 26 | 015 | Barry | 56,755 | 42.610575 | -85.339110 |
| 26 | 017 | Bay | 110,157 | 43.631787 | -83.926003 |
| 26 | 019 | Benzie | 15,998 | 44.645652 | -86.031986 |
| 26 | 021 | Berrien | 162,453 | 41.989517 | -86.409206 |
| 26 | 023 | Branch | 45,787 | 41.930266 | -85.035148 |
| 26 | 025 | Calhoun | 137,985 | 42.290305 | -85.099128 |
| 26 | 027 | Cass | 51,104 | 41.899526 | -86.038264 |
| 26 | 029 | Charlevoix | 26,090 | 45.246464 | -85.116959 |
| 26 | 031 | Cheboygan | 26,448 | 45.518032 | -84.516838 |
| 26 | 033 | Chippewa | 38,543 | 46.377985 | -84.390808 |
| 26 | 035 | Clare | 31,252 | 43.947747 | -84.825568 |
| 26 | 037 | Clinton | 64,753 | 42.902861 | -84.560188 |
| 26 | 039 | Crawford | 14,273 | 44.658119 | -84.670017 |
| 26 | 041 | Delta | 38,520 | 45.801218 | -87.065000 |
| 26 | 043 | Dickinson | 27,472 | 45.832685 | -88.015471 |
| 26 | 045 | Eaton | 103,655 | 42.643456 | -84.741610 |
| 26 | 047 | Emmet | 31,437 | 45.436795 | -84.910028 |
| 26 | 049 | Genesee | 436,141 | 43.014171 | -83.695802 |
| 26 | 051 | Gladwin | 26,023 | 43.966796 | -84.435626 |
| 26 | 053 | Gogebic | 17,370 | 46.444801 | -89.996665 |
| 26 | 055 | Grand Traverse | 77,654 | 44.714785 | -85.605983 |
| 26 | 057 | Gratiot | 42,285 | 43.341767 | -84.629601 |
| 26 | 059 | Hillsdale | 46,527 | 41.914566 | -84.605774 |
| 26 | 061 | Houghton | 36,016 | 47.126910 | -88.539808 |
| 26 | 063 | Huron | 36,079 | 43.834801 | -83.060768 |
| 26 | 065 | Ingham | 279,320 | 42.691228 | -84.490102 |
| 26 | 067 | Ionia | 61,518 | 42.958553 | -85.086215 |
| 26 | 069 | Iosco | 27,339 | 44.357010 | -83.541082 |
| 26 | 071 | Iron | 13,138 | 46.098154 | -88.537832 |
| 26 | 073 | Isabella | 63,351 | 43.609271 | -84.800760 |
| 26 | 075 | Jackson | 158,422 | 42.241245 | -84.407117 |
| 26 | 077 | Kalamazoo | 238,603 | 42.263953 | -85.581586 |
| 26 | 079 | Kalkaska | 16,571 | 44.723295 | -85.162167 |
| 26 | 081 | Kent | 574,335 | 42.963797 | -85.630261 |
| 26 | 083 | Keweenaw | 2,301 | 47.334054 | -88.298859 |
| 26 | 085 | Lake | 11,333 | 43.956753 | -85.796383 |
| 26 | 087 | Lapeer | 87,904 | 43.060352 | -83.254830 |
| 26 | 089 | Leelanau | 21,119 | 44.912365 | -85.730274 |
| 26 | 091 | Lenawee | 98,890 | 41.923020 | -84.052874 |
| 26 | 093 | Livingston | 156,951 | 42.569596 | -83.854927 |
| 26 | 095 | Luce | 7,024 | 46.337569 | -85.549756 |
| 26 | 097 | Mackinac | 11,943 | 45.998029 | -84.875833 |
| 26 | 099 | Macomb | 788,149 | 42.577739 | -82.959525 |
| 26 | 101 | Manistee | 24,527 | 44.302478 | -86.189184 |
| 26 | 103 | Marquette | 64,634 | 46.486812 | -87.497722 |
| 26 | 105 | Mason | 28,274 | 43.973462 | -86.348921 |
| 26 | 107 | Mecosta | 40,553 | 43.657129 | -85.387545 |
| 26 | 109 | Menominee | 25,326 | 45.333768 | -87.583383 |
| 26 | 111 | Midland | 82,874 | 43.641709 | -84.298757 |
| 26 | 113 | Missaukee | 14,478 | 44.308062 | -85.175026 |
| 26 | 115 | Monroe | 145,945 | 41.899841 | -83.484797 |
| 26 | 117 | Montcalm | 61,266 | 43.290013 | -85.171745 |
| 26 | 119 | Montmorency | 10,315 | 44.999959 | -84.125935 |
| 26 | 121 | Muskegon | 170,200 | 43.243257 | -86.216206 |
| 26 | 123 | Newaygo | 47,874 | 43.470068 | -85.811740 |
| 26 | 125 | Oakland | 1194156 | 42.584276 | -83.305033 |
| 26 | 127 | Oceana | 26,873 | 43.634656 | -86.303331 |
| 26 | 129 | Ogemaw | 21,645 | 44.291891 | -84.119242 |
| 26 | 131 | Ontonagon | 7,818 | 46.719652 | -89.291486 |
| 26 | 133 | Osceola | 23,197 | 43.964057 | -85.353562 |
| 26 | 135 | Oscoda | 9,418 | 44.695835 | -84.148834 |
| 26 | 137 | Otsego | 23,301 | 45.007827 | -84.666369 |
| 26 | 139 | Ottawa | 238,314 | 42.909535 | -86.028179 |
| 26 | 141 | Presque Isle | 14,411 | 45.355288 | -83.876510 |
| 26 | 143 | Roscommon | 25,469 | 44.365880 | -84.646868 |
| 26 | 145 | Saginaw | 210,039 | 43.395733 | -83.988226 |
| 26 | 147 | St. Clair | 164,235 | 42.903893 | -82.563774 |
| 26 | 149 | St. Joseph | 62,422 | 41.887118 | -85.524946 |
| 26 | 151 | Sanilac | 44,547 | 43.368170 | -82.781491 |
| 26 | 153 | Schoolcraft | 8,903 | 46.006886 | -86.224104 |
| 26 | 155 | Shiawassee | 71,687 | 42.943113 | -84.144521 |
| 26 | 157 | Tuscola | 58,266 | 43.430136 | -83.437802 |
| 26 | 159 | Van Buren | 76,263 | 42.262242 | -86.020344 |
| 26 | 161 | Washtenaw | 322,895 | 42.258981 | -83.725138 |
| 26 | 163 | Wayne | 2061162 | 42.340340 | -83.200595 |
| 26 | 165 | Wexford | 30,484 | 44.304356 | -85.482511 |
