New Horizons Genealogy

"Specializing in New England and New York Colonial American Ancestry"

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Free Wisconsin Genealogy Records Online

Wisconsin Genealogy by County

County County Seat Formed Origin
Adams County Friendship 1848 Portage County
Ashland County Ashland 1860 unorganized territory
Barron County Barron 1859 Polk County
Bayfield County Washburn 1845 Ashland County
Brown County Green Bay 1818 Michilimackinac
Buffalo County Alma 1853 Trempealeau County
Burnett County Siren 1856 Polk County
Calumet County Chilton 1836 unorganized territory
Chippewa County Chippewa Falls 1845 Crawford County
Clark County Neillsville 1853 Crawford County
Columbia County Portage 1846 Portage County
Crawford County Prairie du Chien 1818 unorganized territory
Dane County Madison 1836 unorganized territory
Dodge County Juneau 1836 unorganized territory
Door County Sturgeon Bay 1851 Brown County
Douglas County Superior 1854 unorganized territory
Dunn County Menomonie 1854 Chippewa County
Eau Claire County Eau Claire 1856 Chippewa County
Florence County Florence (CDP) 1881 Marinette and Oconto Counties
Fond du Lac County Fond du Lac 1836 unorganized territory
Forest County Crandon 1885 Langlade and Oconto Counties
Grant County Lancaster 1836 unorganized territory
Green County Monroe 1836 unorganized territory
Green Lake County Green Lake 1858 Marquette District
Iowa County Dodgeville 1829 unorganized territory
Iron County Hurley 1893 Ashland and Oneida Counties
Jackson County Black River Falls 1853 La Crosse County
Jefferson County Jefferson 1836 Milwaukee County
Juneau County Mauston 1856 Adams County
Kenosha County Kenosha 1850 Racine County
Kewaunee County Kewaunee 1852 Manitowoc County
La Crosse County La Crosse 1851 unorganized territory
Lafayette County Darlington 1846 Iowa County
Langlade County Antigo 1879 unorganized territory
Lincoln County Merrill 1874 Marathon County
Manitowoc County Manitowoc 1836 unorganized territory
Marathon County Wausau 1850 Portage County
Marinette County Marinette 1879 Oconto County
Marquette County Montello 1836 Marquette District
Menominee County Keshena 1959 Menominee Indian Reservation, Shawano, and Oconto Counties
Milwaukee County Milwaukee 1834 unorganized territory
Monroe County Sparta 1854 La Crosse County
Oconto County Oconto 1851 unorganized territory
Oneida County Rhinelander 1885 Lincoln County
Outagamie County Appleton 1851 Brown County
Ozaukee County Port Washington 1853 Milwaukee County
Pepin County Durand 1858 Dunn County
Pierce County Ellsworth 1853 Saint Croix County
Polk County Balsam Lake 1853 Saint Croix County
Portage County Stevens Point 1836 unorganized territory
Price County Phillips 1879 Chippewa and Lincoln Counties
Racine County Racine 1836 unorganized territory
Richland County Richland Center 1842 Iowa County
Rock County Janesville 1836 unorganized territory
Rusk County Ladysmith 1901 Chippewa County
Sauk County Baraboo 1840 unorganized territory
Sawyer County Hayward 1883 Oconto County
Shawano County Shawano 1853 Oconto County
Sheboygan County Sheboygan 1836 unorganized territory
St. Croix County Hudson 1840 unorganized territory
Taylor County Medford 1875 Clark, Lincoln, Marathon and Chippewa Counties
Trempealeau County Whitehall 1854 Crawford and La Crosse Counties
Vernon County Viroqua 1851 Richland and Crawford Counties
Vilas County Eagle River 1893 Oneida County
Walworth County Elkhorn 1836 unorganized territory
Washburn County Shell Lake 1883 Burnett County
Washington County West Bend 1836 unorganized territory
Waukesha County Waukesha 1846 Milwaukee County
Waupaca County Waupaca 1851 Brown and Winnebago Counties
Waushara County Wautoma 1851 Marquette County
Winnebago County Oshkosh 1840 land of the Menominee
Wood County Wisconsin Rapids 1856 Portage County

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