| County |
Date Created |
Date Organized |
Parent County |
County Seat |
| ALCONA |
1 Apr 1840 |
12 Mar 1869 |
Alpena, Cheboygan |
Harrisville |
| ALGER |
17 Mar 1885 |
17 Mar 1885 |
Schoolcraft |
Munising |
| ALLEGAN |
2 Mar 1831 |
7 Sept1835 |
Kalamazoo |
Allegan |
| ALPENA |
1 Apr 1840 |
7 Feb 1857 |
Cheboygan |
Alpena |
| ANTRIM |
1 Apr 1840 |
11 Mar 1863 |
Grand Traverse |
Bellaire |
| ARENAC |
21 Apr 1883 |
21 Apr 1883 |
Bay, Saginaw |
Standish |
| BARAGA |
19 Feb 1875 |
19 Feb 1875 |
Houghton |
L'anse |
| BARRY |
29 Oct 1829 |
15 Mar 1839 |
St. Joseph, Kalamazoo |
Hastings |
| BAY |
20 Apr 1857 |
20 Apr 1857 |
Saginaw, Midland |
Bay City |
| BENZIE |
27 Feb 1863 |
30 Mar 1869 |
Grand Traverse, Leelanau |
Beulah |
| BERRIEN |
29 Oct 1829 |
1Sept1831 |
Cass |
Saint Joseph |
| BRANCH |
29 Oct 1829 |
1 Mar 1833 |
St. Joseph, Lenawee |
Coldwater |
| CALHOUN |
29 Oct 1829 |
1 Apr 1833 |
St. Joseph, Kalamazoo |
Marshall |
| CASS |
29 Oct 1829 |
29 Oct 1829 |
Lenawee |
Cassopolis |
| CHARLEVOIX |
2 Apr 1869 |
2 Apr 1869 |
Emmet |
Charlevoix |
| CHEBOYGAN |
1 Apr 1840 |
29 Jan 1853 |
Mackinac |
Cheboygan |
| CHIPPEWA |
1 Feb 1827 |
1 Feb 1827 |
Mackinac |
Sault Sainte Marie |
| CLARE |
1 Apr 1840 |
13 Mar 1871 |
Isabella, Midland, Mecosta |
Harrison |
| CLINTON |
2 Mar 1831 |
2 Mar 1831 |
Shiawassee, Kent |
Saint Johns |
| CRAWFORD |
1 Apr 1840 |
22 Mar 1879 |
Cheboygan, Antrim, Kalkaska |
Grayling |
| DELTA |
9 Mar 1843 |
12 Mar 1861 |
Mackinac |
Escanaba |
| DICKINSON |
21 May 1891 |
21 May 1891 |
Marquette, Menominee |
Iron Mountain |
| EATON |
29 Oct 1829 |
29 Dec 1837 |
St. Joseph, Kalamazoo, Calhoun |
Charlotte |
| EMMET |
1 Apr 1840 |
29 Jan 1853 |
Mackinac |
Petoskey |
| GENESEE |
28 Mar 1835 |
28 Mar 1835 |
Lapeer |
Flint |
| GLADWIN |
2 Mar 1831 |
18 Apr 1875 |
Saginaw, Midland |
Gladwin |
| GOGEBIC |
7 Feb 1887 |
7 Feb 1887 |
Ontonagon |
Bessemer |
| GRAND TRAVERSE |
7 Apr 1851 |
7 Apr 1851 |
Mackinac |
Traverse City |
| GRATIOT |
2 Mar 1831 |
3 Feb 1855 |
Saginaw, Clinton |
Ithaca |
| HILLSDALE |
29 Oct 1829 |
11 Feb 1835 |
Lenawee |
Hillsdale |
| HOUGHTON |
19 Mar 1845 |
18 May 1846 |
Marquette, Schoolcraft, Ontonagon |
Houghton |
| HURON |
1 Apr 1840 |
25 Jan 1859 |
Saginaw, St. Clair, Sanilac |
Badaxe |
| INGHAM |
29 Oct 1829 |
4 Jun 1838 |
Washtenaw, Jackson, Eaton |
Mason |
| IONIA |
2 Mar 1831 |
3 Apr 1837 |
Kent |
Ionia |
| IOSCO |
1 Apr 1840 |
16 Feb 1857 |
Saginaw, Cheboygan |
Tawas City |
| IRON |
3 Apr 1885 |
3 Apr 1885 |
Marquette, Menominee |
Crystal Falls |
| ISABELLA |
2 Mar 1831 |
11 Feb 1859 |
Saginaw, Midland |
Mount Pleasant |
| JACKSON |
29 Oct 1829 |
1 Aug 1832 |
Washtenaw |
Jackson |
| KALAMAZOO |
29 Oct 1829 |
1 Oct 1830 |
St. Joseph |
Kalamazoo |
| KALKASKA |
1 Apr 1840 |
27 Jan 1871 |
Grand Traverse, Antrim |
Kalkaska |
| KENT |
2 Mar 1831 |
4 Apr 1836 |
Kalamazoo |
Grand Rapids |
| KEWEENAW |
11 Mar 1861 |
11 Mar 1861 |
Houghton |
Eagle River |
| LAKE |
1 Apr 1840 |
1 May 1871 |
Oceana, Mason, Newaygo |
Baldwin |
| LAPEER |
10 Sep 1822 |
2 Feb 1835 |
Oakland |
Lapeer |
| LEELANAU |
1 Apr 1840 |
27 Feb 1863 |
Grand Traverse |
Leland |
| LENAWEE |
10 Sep 1822 |
31 Dec 1826 |
Wayne |
Adrian |
| LIVINGSTON |
21 Mar 1833 |
4 Apr 1836 |
Shiawassee, Washtenaw |
Howell |
| LUCE |
1 Mar 1887 |
1 Mar 1887 |
Chippewa, Mackinac |
Newberry |
| MACKINAC |
26 Oct 1818 |
26 Jan 1837 |
Wayne and the French |
Saint Ignace |
| MACOMB |
15 Jan 1818 |
15 Jan 1818 |
Wayne |
Mount Clemens |
| MANISTEE |
1 Apr 1840 |
13 Feb 1855 |
Mackinac, Ottawa, Oceana, Grand Traverse |
Manistee |
| MARQUETTE |
9 Mar 1843 |
1 Dec 1851 |
Chippewa, Houghton |
Marquette |
| MASON |
1 Apr 1840 |
13 Feb 1855 |
Ottawa, Oceana |
Ludington |
| MECOSTA |
1 Apr 1840 |
11 Feb 1858 |
Newaygo |
Bigrapids |
| MENOMINEE |
15 Mar 1861 |
15 Mar 1861 |
Marquette |
Menominee |
| MIDLAND |
2 Mar 1831 |
31 Dec 1850 |
Saginaw |
Midland |
| MISSAUKEE |
1 Apr 1840 |
11 Mar 1871 |
Antrim, Grand Traverse |
Lake City |
| MONROE |
14 Jul 1817 |
14 Jul 1817 |
Wayne |
Monroe |
| MONTCALM |
2 Mar 1831 |
20 Mar 1850 |
Ionia |
Stanton |
| MONTMORENCY |
1 Apr 1840 |
21 May 1881 |
Cheboygan, Alpena |
Atlanta |
| MUSKEGON |
4 Feb 1859 |
4 Feb 1859 |
Ottawa |
Muskegon |
| NEWAYGO |
1 Apr 1840 |
27 Jan 1851 |
Kent, Muskegon, Oceana |
White Cloud |
| OAKLAND |
12 Jan 1819 |
28 Mar 1820 |
Wayne |
Pontiac |
| OCEANA |
2 Mar 1831 |
7 Apr 1851 |
Ottawa |
Hart |
| OGEMAW |
1 Apr 1840 |
27 Apr 1875 |
Saginaw, Branch |
West Branch |
| ONTONAGON |
9 Mar 1843 |
1 Jan 1853 |
Chippewa, Houghton |
Ontonagon |
| OSCEOLA |
1 Apr 1840 |
17 Mar 1869 |
Mason, Newaygo, Mecosta |
Reed City |
| OSCODA |
1 Apr 1840 |
10 Mar 1881 |
Cheboygan, Alpena, Alcona |
Mio |
| OTSEGO |
1 Apr 1840 |
12 Mar 1875 |
Michilimackinac |
Gaylord |
| OTTAWA |
2 Mar 1831 |
19 Dec 1837 |
Kent |
Grand Haven |
| PRESQUE ISLE |
1 Apr 1840 |
31 Mar 1871 |
Mackinac |
Rogers City |
| ROSCOMMON |
1 Apr 1840 |
20 Mar 1875 |
Cheboygan, Midland |
Roscommon |
| SAGINAW |
10 Sep 1822 |
9 Feb 1835 |
Oakland |
Saginaw |
| SAINT CLAIR |
28 Mar 1820 |
8 May 1821 |
Wayne |
Port Huron |
| SAINT JOSEPH |
29 Oct 1829 |
29 Oct 1829 |
Wayne |
Centreville |
| SANILAC |
10 Sep 1822 |
31 Dec 1849 |
Oakland, St. Clair, Lapeer |
Sandusky |
| SCHOOLCRAFT |
9 Mar 1843 |
23 Mar 1871 |
Chippewa, Houghton, Marquette |
Manistique |
| SHIAWASSEE |
10 Sep 1822 |
18 Mar 1837 |
Oakland, Genesee |
Corunna |
| TUSCOLA |
1 Apr 1840 |
2 Mar 1850 |
Saginaw |
Caro |
| VAN BUREN |
29 Oct 1829 |
3 Apr 1837 |
Cass |
Paw Paw |
| WASHTENAW |
10 Sep 1822 |
31 Dec 1826 |
Wayne, Oakland |
Ann Arbor |
| WAYNE |
21 Nov 1815 |
21 Nov 1815 |
Original County |
Detroit |
| WEXFORD |
1 Apr 1840 |
30 Mar 1869 |
Manistee |
Cadillac |
Data in the above table collected by Donna Hoff-Grambau.
|
