Springfield is an unincorporated community and census-designated place in the town of Lyons, in Walworth County, Wisconsin, United States. As of the 2020 census, its population was 168. Located just northeast of Lake Geneva, it contains a mere eight streets. Springfield has an area of 0.673 square miles (1.74 km), all of it land.

The community has a long history, dating back nearly two hundred years. Many of its early settlers are buried at nearby Union Cemetery. Some fought in the American Civil War. It was the home town of Assemblyman Thomas W. Hill. A few homes remain from the Victorian Era. Some are condemned and are considered unsafe, but others have been updated or renovated.

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Historical population

Census	Pop.	Note	%±
2010	158		—
2020	168		6.3%
U.S. Decennial Census

Springfield was a stop on the Racine & Southwestern branch line of the Chicago, Milwaukee, St. Paul and Pacific Railroad, better known as the Milwaukee Road. In its 1980 bankruptcy, the Milwaukee Road disposed of the Southwestern Line.

The former train depot now serves as a cafe and rest spot for users of the White River State Trail.

• List of census-designated places in Wisconsin