Campbellsport is a village in Fond du Lac County, Wisconsin, United States.

The village was named after Stuart Campbell, an early settler.

[8] Campbellsport was incorporated in 1902, absorbing the older nearby village of New Cassel.

Campbellsport has a well-equipped volunteer Fire Department that also operates an EMT ambulance service for the surrounding area.

There is one medical clinic, a chiropractor and two dental offices in the village.

The Campbellsport Athletic Association offers a summer program of activities for the youth of the area.

The identity of the individual found remained a mystery until 2021, when she was identified as Amy Yeary.

[14] Campbellsport has two main parks: Fireman's Park located on the West end of town, and Columbus Parc located on the East end of town.

As of the census[4] of 2010, there were 2,016 people, 763 households, and 504 families living in the village.

27.7% of all households were made up of individuals, and 13.2% had someone living alone who was 65 years of age or older.

26.9% of all households were made up of individuals, and 12.0% had someone living alone who was 65 years of age or older.

[20] At the national level, Campbellsport is represented by Congressman Glenn Grothman (R-WI 6th District),[21] and Senators Ron Johnson (R-WI), and Tammy Baldwin (D-WI).

The crash became the subject of a YouTube documentary, part of a teenage driving safety campaign.