County urban and rural designations can vary based on which methodology is used. The Wisconsin Office of Rural Health provides a good summary of the different methodologies. The urban and rural breakdown used here is based on the map as seen in the Wisconsin Office of Rural Health's Rural Wisconsin Health report.
- Brown, Calumet, Chippewa, Columbia, Dane, Douglas, Eau Claire, Fond du Lac, Green, Iowa, Kenosha, Kewaunee, La Crosse, Marathon, Milwaukee, Oconto, Outagamie, Ozaukee, Pierce, Racine, Rock, St. Croix, Sheboygan, Washington, Waukesha, Winnebago
- Adams, Ashland, Barron, Bayfield, Buffalo, Burnett, Clark, Crawford, Dodge, Door, Dunn, Florence, Forest, Grant, Green Lake, Iron, Jackson, Jefferson, Juneau, Lafayette, Langlade, Lincoln, Manitowoc, Marinette, Marquette, Menominee, Monroe, Oneida, Pepin, Polk, Portage, Price, Richland, Rusk, Sauk, Sawyer, Shawano, Taylor, Trempealeau, Vernon, Vilas, Walworth, Washburn, Waupaca, Waushara, Wood