List of counties in Michigan

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There are 83 counties in the U.S. state of Michigan.

List of counties[change | edit source]

County FIPS Code[1] County seat Created Origin Meaning of name Population
Area
Map
 
Alcona County 001 Harrisville 1840 (boundaries declared)
1869 (organised)
From unorganized territory. Was named Negwegon County until 1843. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&&010942.&&&&&010,942 &&&&&&&&&&&01791.&&&&&01,791 sq mi
(&&&&&&&&&&&04639.&&&&&04,639 km²)
State map highlighting Alcona County
Alger County 003 Munising 1885 From part of Schoolcraft County. Russell A. Alger, (1836-1907):
Governor of Michigan; Senator; and Secretary of War during the McKinley Administration
&&&&&&&&&&&09601.&&&&&09,601 &&&&&&&&&&&05049.&&&&&05,049 sq mi
(&&&&&&&&&&013077.&&&&&013,077 km²)
State map highlighting Alger County
Allegan County 005 Allegan 1831 (boundaries declared)
1835 (organised)
From part of Barry County and unorganized territory. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&0111408.&&&&&0111,408 &&&&&&&&&&&01833.&&&&&01,833 sq mi
(&&&&&&&&&&&04747.&&&&&04,747 km²)
State map highlighting Allegan County
Alpena County 007 Alpena 1840 (boundaries declared)
1857 (organized)
From part of Mackinac County and unorganized territory. Was named Anamickee County until 1843. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&&029598.&&&&&029,598 &&&&&&&&&&&01695.&&&&&01,695 sq mi
(&&&&&&&&&&&04390.&&&&&04,390 km²)
State map highlighting Alpena County
Antrim County 009 Bellaire 1840 From part of Mackinac County. Was named Meegisee County until 1843. County Antrim, Ireland &&&&&&&&&&023598.&&&&&023,598 &&&&&&&&&&&&0602.&&&&&0602 sq mi
(&&&&&&&&&&&01559.&&&&&01,559 km²)
State map highlighting Antrim County
Arenac County 011 Standish 1831 From unorganized territory. Annexed to Bay County in 1857 and reinstated in 1883. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&&015899.&&&&&015,899 &&&&&&&&&&&&0681.&&&&&0681 sq mi
(&&&&&&&&&&&01764.&&&&&01,764 km²)
State map highlighting Arenac County
Baraga County 013 L'Anse 1875 From part of Houghton County. Frederic Baraga (1797-1868): Catholic missionary and first Bishop of the Diocese of Sault Ste. Marie &&&&&&&&&&&08860.&&&&&08,860 &&&&&&&&&&&01069.&&&&&01,069 sq mi
(&&&&&&&&&&&02769.&&&&&02,769 km²)
State map highlighting Baraga County
Barry County 015 Hastings 1829 From unorganized territory. William T. Barry (1784-1835): Postmaster General in the Jackson Administration &&&&&&&&&&059173.&&&&&059,173 &&&&&&&&&&&&0577.&&&&&0577 sq mi
(&&&&&&&&&&&01494.&&&&&01,494 km²)
State map highlighting Barry County
Bay County 017 Bay City 1857 From parts of Arenac County, Midland County and Saginaw County. Saginaw Bay &&&&&&&&&0107771.&&&&&0107,771 &&&&&&&&&&&&0631.&&&&&0631 sq mi
(&&&&&&&&&&&01634.&&&&&01,634 km²)
State map highlighting Bay County
Benzie County 019 Beulah 1863 From part of Leelenau County. French: Riviere Aux-Bec-Scies &&&&&&&&&&017525.&&&&&017,525 &&&&&&&&&&&&0860.&&&&&0860 sq mi
(&&&&&&&&&&&02227.&&&&&02,227 km²)
State map highlighting Benzie County
Berrien County 021 St. Joseph 1829 From unorganized territory. John M. Berrien (1781-1856): Attorney General in the Jackson Administration &&&&&&&&&0156813.&&&&&0156,813 &&&&&&&&&&&01581.&&&&&01,581 sq mi
(&&&&&&&&&&&04095.&&&&&04,095 km²)
State map highlighting Berrien County
Branch County 023 Coldwater 1829 From unorganized territory. John Branch (1782-1863): Secretary of the Navy in the Jackson Administration &&&&&&&&&&045248.&&&&&045,248 &&&&&&&&&&&&0507.&&&&&0507 sq mi
(&&&&&&&&&&&01313.&&&&&01,313 km²)
State map highlighting Branch County
Calhoun County 025 Marshall 1829 From unorganized territory. John C. Calhoun (1782-1850): Vice President of the United States in the Jackson Administration &&&&&&&&&0136146.&&&&&0136,146 &&&&&&&&&&&&0718.&&&&&0718 sq mi
(&&&&&&&&&&&01860.&&&&&01,860 km²)
State map highlighting Calhoun County
Cass County 027 Cassopolis 1829 From unorganized territory. Lewis Cass (1782-1866): Secretary of War in the Jackson Administration &&&&&&&&&&052293.&&&&&052,293 &&&&&&&&&&&&0508.&&&&&0508 sq mi
(&&&&&&&&&&&01316.&&&&&01,316 km²)
State map highlighting Cass County
Charlevoix County 029 Charlevoix 1869 From parts of Antrim County, Emmet County and Otsego County. Pierre François Xavier de Charlevoix (1682-1761): Jesuit traveller and historian of New France &&&&&&&&&&025949.&&&&&025,949 &&&&&&&&&&&01391.&&&&&01,391 sq mi
(&&&&&&&&&&&03603.&&&&&03,603 km²)
State map highlighting Charlevoix County
Cheboygan County 031 Cheboygan 1840 From part of Mackinac County. Cheboygan River &&&&&&&&&&026152.&&&&&026,152 &&&&&&&&&&&&0885.&&&&&0885 sq mi
(&&&&&&&&&&&02292.&&&&&02,292 km²)
State map highlighting Cheboygan County
Chippewa County 033 Sault Ste. Marie 1827 From part of Mackinac County. Ojibwa Native American tribe, also known as the Chippewa &&&&&&&&&&038520.&&&&&038,520 &&&&&&&&&&&02698.&&&&&02,698 sq mi
(&&&&&&&&&&&06988.&&&&&06,988 km²)
State map highlighting Chippewa County
Clare County 035 Harrison 1840 From part of Mackinac County and unorganized territory. Was named Kaykakee County until 1843. County Clare, Ireland &&&&&&&&&&030926.&&&&&030,926 &&&&&&&&&&&&0575.&&&&&0575 sq mi
(&&&&&&&&&&&01489.&&&&&01,489 km²)
State map highlighting Clare County
Clinton County 037 St. Johns 1831 From unorganized territory. DeWitt Clinton (1769-1828): Governor of New York. &&&&&&&&&&075382.&&&&&075,382 &&&&&&&&&&&&0575.&&&&&0575 sq mi
(&&&&&&&&&&&01489.&&&&&01,489 km²)
State map highlighting Clinton County
Crawford County 039 Grayling 1840 From part of Mackinac County and unorganized territory. Was named Shawano County until 1843. William Crawford, (1732-82), American Revolutionary War colonel western surveyor &&&&&&&&&&014074.&&&&&014,074 &&&&&&&&&&&&0563.&&&&&0563 sq mi
(&&&&&&&&&&&01458.&&&&&01,458 km²)
State map highlighting Crawford County
Delta County 041 Escanaba 1843 From part of Mackinac County and unorganized territory. Greek letter Delta, it refers to the triangular shape of the original county which included segments of Menominee, Dickinson, Iron and Marquette counties &&&&&&&&&&037069.&&&&&037,069 &&&&&&&&&&&01992.&&&&&01,992 sq mi
(&&&&&&&&&&&05159.&&&&&05,159 km²)
State map highlighting Delta County
Dickinson County 043 Iron Mountain 1891 From parts of Iron County, Marquette County and Menominee County. Donald M. Dickinson (1846-1917): Postmaster General in the Cleveland Administration &&&&&&&&&&026168.&&&&&026,168 &&&&&&&&&&&&0777.&&&&&0777 sq mi
(&&&&&&&&&&&02012.&&&&&02,012 km²)
State map highlighting Dickinson County
Eaton County 045 Charlotte 1829 From unorganized territory. John Eaton (1790-1856): Secretary of War in the Jackson Administration &&&&&&&&&0107759.&&&&&0107,759 &&&&&&&&&&&&0579.&&&&&0579 sq mi
(&&&&&&&&&&&01500.&&&&&01,500 km²)
State map highlighting Eaton County
Emmet County 047 Petoskey 1840 From part of Mackinac County. Was named Tonegadana County until 1843. Robert Emmet (1778-1803): Irish nationalist and rebel leader &&&&&&&&&&032694.&&&&&032,694 &&&&&&&&&&&&0882.&&&&&0882 sq mi
(&&&&&&&&&&&02284.&&&&&02,284 km²)
State map highlighting Emmet County
Genesee County 049 Flint 1835 From parts of Lapeer County, Saginaw County and Shiawassee County. Seneca word, "je-nis-hi-yeh," meaning "beautiful valley": named after western New York State valley from which many settlers came &&&&&&&&&0425790.&&&&&0425,790 &&&&&&&&&&&&0649.&&&&&0649 sq mi
(&&&&&&&&&&&01681.&&&&&01,681 km²)
State map highlighting Genesee County
Gladwin County 051 Gladwin 1831 From unorganized territory. Major Henry Gladwin, British commander of the fort at Detroit during the siege by Chief Pontiac in 1763-64. &&&&&&&&&&025692.&&&&&025,692 &&&&&&&&&&&&0516.&&&&&0516 sq mi
(&&&&&&&&&&&01336.&&&&&01,336 km²)
State map highlighting Gladwin County
Gogebic County 053 Bessemer 1887 From part of Ontonagon County. Probably from the Chippewa "bic" which most references interpret as "rock." &&&&&&&&&&016427.&&&&&016,427 &&&&&&&&&&&01476.&&&&&01,476 sq mi
(&&&&&&&&&&&03823.&&&&&03,823 km²)
State map highlighting Gogebic County
Grand Traverse County 055 Traverse City 1851 From part of Omeena County. French phrase "grande travers," which means "long crossing." It was given first to Grand Traverse Bay by French voyageurs. &&&&&&&&&&086986.&&&&&086,986 &&&&&&&&&&&&0601.&&&&&0601 sq mi
(&&&&&&&&&&&01557.&&&&&01,557 km²)
State map highlighting Grand Traverse County
Gratiot County 057 Ithaca 1831 From unorganized territory. Captain Charles Gratiot (1788-1855), built Fort Gratiot at the present site of Port Huron &&&&&&&&&&042476.&&&&&042,476 &&&&&&&&&&&&0572.&&&&&0572 sq mi
(&&&&&&&&&&&01481.&&&&&01,481 km²)
State map highlighting Gratiot County
Hillsdale County 059 Hillsdale 1829 From unorganized territory. From its terrain, made up of hills and dales.[2] &&&&&&&&&&046688.&&&&&046,688 &&&&&&&&&&&&0607.&&&&&0607 sq mi
(&&&&&&&&&&&01572.&&&&&01,572 km²)
State map highlighting Hillsdale County
Houghton County 061 Houghton 1845 From parts of Marquette County and Ontonagon County. Dr. Douglass Houghton (1809-1845), first state geologist of Michigan, physician and surgeon, mayor of Detroit (1842-1843) &&&&&&&&&&036628.&&&&&036,628 &&&&&&&&&&&01502.&&&&&01,502 sq mi
(&&&&&&&&&&&03890.&&&&&03,890 km²)
State map highlighting Houghton County
Huron County 063 Bad Axe 1840 From part of Sanilac County. Lake Huron. The French named "Lac des Hurons" for the Native American tribe they called "hure" (meaning "head") when they saw the fantastic way they dressed their hair. &&&&&&&&&&033118.&&&&&033,118 &&&&&&&&&&&02136.&&&&&02,136 sq mi
(&&&&&&&&&&&05532.&&&&&05,532 km²)
State map highlighting Huron County
Ingham County 065 Mason 1829 (boundaries declared)
1838 (organised)
From parts of Shiawassee County, Washtenaw County and unorganized territory. Samuel D. Ingham (1779-1860), U.S. Secretary of the Treasury in the Jackson Administration &&&&&&&&&0280895.&&&&&0280,895 &&&&&&&&&&&&0561.&&&&&0561 sq mi
(&&&&&&&&&&&01453.&&&&&01,453 km²)
State map highlighting Ingham County
Ionia County 067 Ionia 1831 From part of Mackinac County and unorganized territory. Province in ancient Greece &&&&&&&&&&063905.&&&&&063,905 &&&&&&&&&&&&0580.&&&&&0580 sq mi
(&&&&&&&&&&&01502.&&&&&01,502 km²)
State map highlighting Ionia County
Iosco County 069 Tawas City 1840 From unorganized territory. Was named Kanotin County until 1843. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&&025887.&&&&&025,887 &&&&&&&&&&&01891.&&&&&01,891 sq mi
(&&&&&&&&&&&04898.&&&&&04,898 km²)
State map highlighting Iosco County
Iron County 071 Crystal Falls 1885 From parts of Marquette County and Menominee County. For the iron deposits and mines found in the county &&&&&&&&&&011817.&&&&&011,817 &&&&&&&&&&&01211.&&&&&01,211 sq mi
(&&&&&&&&&&&03136.&&&&&03,136 km²)
State map highlighting Iron County
Isabella County 073 Mt. Pleasant 1831 From part of Mackinac County and unorganized territory. Queen Isabella I (1451-1504) of Spain, under whose patronage Columbus undertook his voyages. &&&&&&&&&&070311.&&&&&070,311 &&&&&&&&&&&&0578.&&&&&0578 sq mi
(&&&&&&&&&&&01497.&&&&&01,497 km²)
State map highlighting Isabella County
Jackson County 075 Jackson 1829 (boundaries declared)
1832 (organised)
From part of Washtenaw County and unorganized territory. Andrew Jackson (1767-1845), 7th President of the United States and President when Michigan was admitted to the Union &&&&&&&&&0160248.&&&&&0160,248 &&&&&&&&&&&&0724.&&&&&0724 sq mi
(&&&&&&&&&&&01875.&&&&&01,875 km²)
State map highlighting Jackson County
Kalamazoo County 077 Kalamazoo 1829 From unorganized territory. Named for the Kalamazoo River. &&&&&&&&&0250331.&&&&&0250,331 &&&&&&&&&&&&0580.&&&&&0580 sq mi
(&&&&&&&&&&&01502.&&&&&01,502 km²)
State map highlighting Kalamazoo County
Kalkaska County 079 Kalkaska 1840 From part of Mackinac County. Was named Wabassee County until 1843. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&&017153.&&&&&017,153 &&&&&&&&&&&&0571.&&&&&0571 sq mi
(&&&&&&&&&&&01479.&&&&&01,479 km²)
State map highlighting Kalkaska County
Kent County 081 Grand Rapids 1831 From part of Mackinac County and unorganized territory. New York jurist James Kent, who represented the Michigan Territory in its dispute with Ohio over the Toledo Strip. &&&&&&&&&0602622.&&&&&0602,622 &&&&&&&&&&&&0872.&&&&&0872 sq mi
(&&&&&&&&&&&02258.&&&&&02,258 km²)
State map highlighting Kent County
Keweenaw County 083 Eagle River 1861 From part of Houghton County. Ojibwe word gakiiwe-wewaning meaning portage &&&&&&&&&&&02156.&&&&&02,156 &&&&&&&&&&&05966.&&&&&05,966 sq mi
(&&&&&&&&&&015452.&&&&&015,452 km²)
State map highlighting Keweenaw County
Lake County 085 Baldwin 1840 From part of Mackinac County. Was named Aischum County until 1843. Has several small lakes and lies near Lake Michigan &&&&&&&&&&011539.&&&&&011,539 &&&&&&&&&&&&0575.&&&&&0575 sq mi
(&&&&&&&&&&&01489.&&&&&01,489 km²)
State map highlighting Lake County
Lapeer County 087 Lapeer 1822 From parts of Oakland County and St. Clair County. An Americanization of the French la pierre meaning flint &&&&&&&&&&088319.&&&&&088,319 &&&&&&&&&&&&0663.&&&&&0663 sq mi
(&&&&&&&&&&&01717.&&&&&01,717 km²)
State map highlighting Lapeer County
Leelanau County 089 Suttons Bay Township 1840 From part of Mackinac County. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&&021708.&&&&&021,708 &&&&&&&&&&&02532.&&&&&02,532 sq mi
(&&&&&&&&&&&06558.&&&&&06,558 km²)
State map highlighting Leelanau County
Lenawee County 091 Adrian 1822 From part of Monroe County. A Henry Schoolcraft neologism signifying a Native American word for man -- either from the Delaware "leno or lenno" or the Shawnee "lenawai" &&&&&&&&&&099892.&&&&&099,892 &&&&&&&&&&&&0761.&&&&&0761 sq mi
(&&&&&&&&&&&01971.&&&&&01,971 km²)
State map highlighting Lenawee County
Livingston County 093 Howell 1833 (boundaries declared)
1836 (organised)
From parts of Shiawassee County and Washtenaw County. Edward Livingston (1764-1836): second Secretary of State in the Andrew Jackson administration &&&&&&&&&0180967.&&&&&0180,967 &&&&&&&&&&&&0585.&&&&&0585 sq mi
(&&&&&&&&&&&01515.&&&&&01,515 km²)
State map highlighting Livingston County
Luce County 095 Newberry 1887 From parts of Chippewa County and Mackinac County. Named for Michigan Governor Cyrus G. Luce &&&&&&&&&&&06631.&&&&&06,631 &&&&&&&&&&&01912.&&&&&01,912 sq mi
(&&&&&&&&&&&04952.&&&&&04,952 km²)
State map highlighting Luce County
Mackinac County 097 St. Ignace 1818 From part of Wayne County. Was named Michilimackinac County until 1837. Was originally Michilimackinac, believed to be a French interpretation of the Native American name for the place &&&&&&&&&&011113.&&&&&011,113 &&&&&&&&&&&02101.&&&&&02,101 sq mi
(&&&&&&&&&&&05442.&&&&&05,442 km²)
State map highlighting Mackinac County
Macomb County 099 Mt. Clemens 1818 From part of Wayne County. Named for U.S. General Alexander Macomb, a notable officer of the War of 1812 &&&&&&&&&0840978.&&&&&0840,978 &&&&&&&&&&&&0570.&&&&&0570 sq mi
(&&&&&&&&&&&01476.&&&&&01,476 km²)
State map highlighting Macomb County
Manistee County 101 Manistee 1840 From part of Mackinac County. Named for the Manistee River, which in turn is from the Ojibwe name, ministigweyaa meaning (river) at whose mouth there are islands &&&&&&&&&&024733.&&&&&024,733 &&&&&&&&&&&01281.&&&&&01,281 sq mi
(&&&&&&&&&&&03318.&&&&&03,318 km²)
State map highlighting Manistee County
Marquette County 103 Marquette 1843 From parts of Chippewa County and Mackinac County. Named for French Jesuit missionary Pere Jacques Marquette &&&&&&&&&&067077.&&&&&067,077 &&&&&&&&&&&03425.&&&&&03,425 sq mi
(&&&&&&&&&&&08871.&&&&&08,871 km²)
State map highlighting Marquette County
Mason County 105 Ludington 1840 From part of Mackinac County. Was named Notipekago County until 1843. Named for Michigan Governor Stevens T. Mason &&&&&&&&&&028705.&&&&&028,705 &&&&&&&&&&&01242.&&&&&01,242 sq mi
(&&&&&&&&&&&03217.&&&&&03,217 km²)
State map highlighting Mason County
Mecosta County 107 Big Rapids 1840 From parts of Mackinac County and Oceana County. Named for Mecosta, a Native American leader &&&&&&&&&&042798.&&&&&042,798 &&&&&&&&&&&&0571.&&&&&0571 sq mi
(&&&&&&&&&&&01479.&&&&&01,479 km²)
State map highlighting Mecosta County
Menominee County 109 Menominee 1861 From part of Delta County. Was named Bleeker County until 1863. Named for the Menominee Native American people &&&&&&&&&&024029.&&&&&024,029 &&&&&&&&&&&01338.&&&&&01,338 sq mi
(&&&&&&&&&&&03465.&&&&&03,465 km²)
State map highlighting Menominee County
Midland County 111 Midland 1831 From part of Saginaw County and unorganized territory. Located near the geographical center of the Lower Peninsula &&&&&&&&&&083629.&&&&&083,629 &&&&&&&&&&&&0528.&&&&&0528 sq mi
(&&&&&&&&&&&01368.&&&&&01,368 km²)
State map highlighting Midland County
Missaukee County 113 Lake City 1840 From part of Mackinac County. Named for Missaukee, an Ottawa leader who signed land-grant treaties in 1831 and 1833 &&&&&&&&&&014849.&&&&&014,849 &&&&&&&&&&&&0574.&&&&&0574 sq mi
(&&&&&&&&&&&01487.&&&&&01,487 km²)
State map highlighting Missaukee County
Monroe County 115 Monroe 1817 From part of Wayne County. Named for James Monroe, the fifth U.S. President &&&&&&&&&0152021.&&&&&0152,021 &&&&&&&&&&&&0680.&&&&&0680 sq mi
(&&&&&&&&&&&01761.&&&&&01,761 km²)
State map highlighting Monroe County
Montcalm County 117 Stanton 1831 From part of Mackinac County and unorganized territory. Named for the Marquis de Montcalm, a French military commander in Quebec &&&&&&&&&&063342.&&&&&063,342 &&&&&&&&&&&&0721.&&&&&0721 sq mi
(&&&&&&&&&&&01867.&&&&&01,867 km²)
State map highlighting Montcalm County
Montmorency County 119 Atlanta 1840 From part of Mackinac County and unorganized territory. Was named Cheonoquet County until 1843. House of Montmorency, influential in the history of French Canada &&&&&&&&&&&09765.&&&&&09,765 &&&&&&&&&&&&0562.&&&&&0562 sq mi
(&&&&&&&&&&&01456.&&&&&01,456 km²)
State map highlighting Montmorency County
Muskegon County 121 Muskegon 1859 From parts of Oceana County and Ottawa County. Muskegon River running through county, from the Ojibwa/Chippewa word "mashkig" meaning "swamp" or "marsh." &&&&&&&&&0172188.&&&&&0172,188 &&&&&&&&&&&01459.&&&&&01,459 sq mi
(&&&&&&&&&&&03779.&&&&&03,779 km²)
State map highlighting Muskegon County
Newaygo County 123 White Cloud 1840 From parts of Mackinac County and Oceana County. Named for a Chippewa leader who signed the Saginaw Treaty of 1819[3] &&&&&&&&&&048460.&&&&&048,460 &&&&&&&&&&&&0861.&&&&&0861 sq mi
(&&&&&&&&&&&02230.&&&&&02,230 km²)
State map highlighting Newaygo County
Oakland County 125 Pontiac 1819 (boundaries declared)
1820 (organized)
From part of Macomb County. Named for the numerous "oak openings" in the county. Dr. Bela Hubbard, surveyor of Michigan, described an "oak opening" as "a majestic orchard of oaks and hickories varied by small prairies, grassy lawns and clear lakes." &&&&&&&&01202362.&&&&&01,202,362 &&&&&&&&&&&&0908.&&&&&0908 sq mi
(&&&&&&&&&&&02352.&&&&&02,352 km²)
State map highlighting Oakland County
Oceana County 127 Hart 1831 From part of Mackinac County. Borders Lake Michigan, the fresh water "ocean." &&&&&&&&&&026570.&&&&&026,570 &&&&&&&&&&&01307.&&&&&01,307 sq mi
(&&&&&&&&&&&03385.&&&&&03,385 km²)
State map highlighting Oceana County
Ogemaw County 129 West Branch 1840 From unorganized territory. Annexed to Iosco County in 1867 and reinstated in 1873. Named for the Ojibwe word ogimaa, meaning chief or leader &&&&&&&&&&021699.&&&&&021,699 &&&&&&&&&&&&0575.&&&&&0575 sq mi
(&&&&&&&&&&&01489.&&&&&01,489 km²)
State map highlighting Ogemaw County
Ontonagon County 131 Ontonagon 1843 From parts of Chippewa County and Mackinac County. Named for the Ontonagon River, called "Nantounagon" on a 1670 French map. The Ojibwa word "onagon" means "dish" or "bowl." &&&&&&&&&&&06780.&&&&&06,780 &&&&&&&&&&&03741.&&&&&03,741 sq mi
(&&&&&&&&&&&09689.&&&&&09,689 km²)
State map highlighting Ontonagon County
Osceola County 133 Reed City 1840 From part of Mackinac County. Was named Unwattin County until 1843. Osceola (1800?-1838), Seminole chief &&&&&&&&&&023528.&&&&&023,528 &&&&&&&&&&&&0573.&&&&&0573 sq mi
(&&&&&&&&&&&01484.&&&&&01,484 km²)
State map highlighting Osceola County
Oscoda County 135 Mio 1840 From part of Mackinac County and unorganized territory. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&&&08640.&&&&&08,640 &&&&&&&&&&&&0572.&&&&&0572 sq mi
(&&&&&&&&&&&01481.&&&&&01,481 km²)
State map highlighting Oscoda County
Otsego County 137 Gaylord 1840 From part of Mackinac County. Was named Okkudo County until 1843. Named for Otsego County, New York &&&&&&&&&&024164.&&&&&024,164 &&&&&&&&&&&&0526.&&&&&0526 sq mi
(&&&&&&&&&&&01362.&&&&&01,362 km²)
State map highlighting Otsego County
Ottawa County 139 Grand Haven 1831 From part of Mackinac County and unorganized territory. Named for the Native American Ottawa people. &&&&&&&&&0263801.&&&&&0263,801 &&&&&&&&&&&01632.&&&&&01,632 sq mi
(&&&&&&&&&&&04227.&&&&&04,227 km²)
State map highlighting Ottawa County
Presque Isle County 141 Rogers City 1840 From part of Mackinac County. A derivation of the French phrase for "peninsula", literally "almost an island." &&&&&&&&&&013376.&&&&&013,376 &&&&&&&&&&&02573.&&&&&02,573 sq mi
(&&&&&&&&&&&06664.&&&&&06,664 km²)
State map highlighting Presque Isle County
Roscommon County 143 Roscommon 1840 From part of Mackinac County and unorganized territory. Was named Mikenauk County until 1843. County Roscommon, Ireland &&&&&&&&&&024449.&&&&&024,449 &&&&&&&&&&&&0580.&&&&&0580 sq mi
(&&&&&&&&&&&01502.&&&&&01,502 km²)
State map highlighting Roscommon County
Saginaw County 145 Saginaw 1822 From part of Oakland County. A Native American term, perhaps having reference to the Sauk tribe who lived at the mouth of the river[4] &&&&&&&&&0200169.&&&&&0200,169 &&&&&&&&&&&&0816.&&&&&0816 sq mi
(&&&&&&&&&&&02113.&&&&&02,113 km²)
State map highlighting Saginaw County
St. Clair County 147 Port Huron 1820 From part of Macomb County. Either named for Arthur St. Clair, first governor of the Northwest Territory, or for Saint Clair on whose feast day Lake St. Clair was discovered &&&&&&&&&0163040.&&&&&0163,040 &&&&&&&&&&&&0837.&&&&&0837 sq mi
(&&&&&&&&&&&02168.&&&&&02,168 km²)
State map highlighting St. Clair County
St. Joseph County 149 Centreville 1829 From unorganized territory. The St. Joseph River, which gains much of its volume within the county.[5] &&&&&&&&&&061295.&&&&&061,295 &&&&&&&&&&&&0521.&&&&&0521 sq mi
(&&&&&&&&&&&01349.&&&&&01,349 km²)
State map highlighting St. Joseph County
Sanilac County 151 Sandusky 1822 From part of St. Clair County. Sanilac, a Wyandotte chief &&&&&&&&&&043114.&&&&&043,114 &&&&&&&&&&&01590.&&&&&01,590 sq mi
(&&&&&&&&&&&04118.&&&&&04,118 km²)
State map highlighting Sanilac County
Schoolcraft County 153 Manistique 1843 From parts of Chippewa County and Mackinac County. Henry Rowe Schoolcraft, (1793-1864):
American geographer and Superintendent of Indian Affairs in Michigan
&&&&&&&&&&&08485.&&&&&08,485 &&&&&&&&&&&01884.&&&&&01,884 sq mi
(&&&&&&&&&&&04880.&&&&&04,880 km²)
State map highlighting Schoolcraft County
Shiawassee County 155 Corunna 1822 From parts of Oakland County and St. Clair County. Named for the Shiawassee River, and means 'river that twists about.[6] &&&&&&&&&&070648.&&&&&070,648 &&&&&&&&&&&&0541.&&&&&0541 sq mi
(&&&&&&&&&&&01401.&&&&&01,401 km²)
State map highlighting Shiawassee County
Tuscola County 157 Caro 1840 From part of Sanilac County. Pseudo-Native American name created by Henry Schoolcraft &&&&&&&&&&055729.&&&&&055,729 &&&&&&&&&&&&0914.&&&&&0914 sq mi
(&&&&&&&&&&&02367.&&&&&02,367 km²)
State map highlighting Tuscola County
Van Buren County 159 Paw Paw 1829 From unorganized territory. Martin Van Buren (1782-1862): Secretary of State in the Jackson Administration, later Vice President and eighth President of the United States &&&&&&&&&&076258.&&&&&076,258 &&&&&&&&&&&01090.&&&&&01,090 sq mi
(&&&&&&&&&&&02823.&&&&&02,823 km²)
State map highlighting Van Buren County
Washtenaw County 161 Ann Arbor 1822 (boundaries declared)
1826 (organised)
From parts of Oakland County and Wayne County Native American people called the area west of Detroit "Wash-ten-ong," meaning "further district" or "land beyond." &&&&&&&&&0344791.&&&&&0344,791 &&&&&&&&&&&&0723.&&&&&0723 sq mi
(&&&&&&&&&&&01873.&&&&&01,873 km²)
State map highlighting Washtenaw County
Wayne County 163 Detroit 1815 All lands within Michigan Territory that had been ceded by Native Americans through the 1807 Treaty of Detroit. "Mad" Anthony Wayne, (1745-1796):
United States Army general and statesman
&&&&&&&&01820584.&&&&&01,820,584 &&&&&&&&&&&&0672.&&&&&0672 sq mi
(&&&&&&&&&&&01740.&&&&&01,740 km²)
State map highlighting Wayne County
Wexford County 165 Cadillac 1840 From part of Mackinac County. Was named Kautawaubet County until 1843. County Wexford, Ireland &&&&&&&&&&032735.&&&&&032,735 &&&&&&&&&&&&0576.&&&&&0576 sq mi
(&&&&&&&&&&&01492.&&&&&01,492 km²)
State map highlighting Wexford County

Former counties[change | edit source]

  • Brown County: formed in 1818 from unorganized territory. Given to Wisconsin Territory in 1836 and continues as Brown County, Wisconsin.
  • Keskkauko County: formed in 1840 from part of Mackinac County. Renamed Charlevoix County in 1843. Annexed to Emmet County in 1853. Reformed as Charlevoix County from Emmet County in 1869.
  • Crawford County: formed in 1818 from unorganized territory when Michigan Territory was expanded to include area west of Lake Michigan upon formation of ths state of Illinois. Transferred to Wisconsin Territory in 1836 and continues as Crawford County, Wisconsin.
  • Des Moines County: formed in 1834 from unorganized territory. Given to Wisconsin Territory in 1836 and continues as Des Moines County, Iowa.
  • Dubuque County: formed in 1834 from unorganized territory. Given to Wisconsin Territory in 1836 and continues as Dubuque County, Iowa.
  • Iowa County: formed in 1830 from part of Crawford County. Given to Wisconsin Territory in 1836 and continues as Iowa County, Wisconsin.
  • Isle Royale County: formed in 1875 from part of Keweenaw County. Returned to it in 1897.
  • Manitou County: formed in 1855 from parts of Emmet County and Leelenau County. County was ended in 1895 and added to Charlevoix County and Leelanau County.
  • Milwaukee County: formed in 1834 from part of Brown County. Given to Wisconsin Territory in 1836 and continues as Milwaukee County, Wisconsin.
  • Omeena County: formed in 1840 from part of Mackinac County. Added to Grand Traverse County in 1853.
  • Wyandot County: formed in 1840 from part of Mackinac County. Added to Cheboygan County in 1853.

References[change | edit source]

More reading[change | edit source]