The sheriff's department says it happened just before one o'clock in the morning at a home on County Highway DD in the town of Auburn, southeast of Campbellsport.
Deputies say 3 suspects broke into the home and assaulted a woman, and a man living in the home.
Deputies say one of the suspects shot and wounded another during the incident, they then fled the scene.
The sheriff's department says the suspect who was wounded was taken to a Milwaukee hospital with life threatening injuries, while the other two are in custody.
Deputies say the public is not in danger and the investigation continues.