28 USC 130 – Wisconsin
Wisconsin is divided into two judicial districts to be known as the Eastern and Western districts of Wisconsin.
Eastern District
(a) The Eastern District comprises the counties of Brown, Calumet, Dodge, Door, Florence, Fond du Lac, Forest, Green Lake, Kenosha, Kewaunee, Langlade, Manitowoc, Marinette, Marquette, Menominee, Milwaukee, Oconto, Outagamie, Ozaukee, Racine, Shawano, Sheboygan, Walworth, Washington, Waukesha, Waupaca, Waushara, and Winnebago.
Court for the Eastern District shall be held at Green Bay, Milwaukee, and Oshkosh.
Western District
(b) The Western District comprises the counties of Adams, Ashland, Barron, Bayfield, Buffalo, Burnett, Chippewa, Clark, Columbia, Crawford, Dane, Douglas, Dunn, Eau Claire, Grant, Green, Iowa, Iron, Jackson, Jefferson, Juneau, La Crosse, Lafayette, Lincoln, Marathon, Monroe, Oneida, Pepin, Pierce, Polk, Portage, Price, Richland, Rock, Rusk, Saint Croix, Sauk, Sawyer, Taylor, Trempealeau, Vernon, Vilas, Washburn, and Wood.
Court for the Western District shall be held at Eau Claire, La Crosse, Madison, Superior, and Wausau.