Deerfield is a village in Dane County, Wisconsin, United States. The population was 1,971 at the 2000 census. The village is located within the Town of Deerfield. It is part of the Madison Metropolitan Statistical Area. Deerfield is located at 43°3′8″N 89°4′32″W / 43.05222°N 89.07556°W / 43.05222; -89.07556 (43.052305, -89.075679). According to the United States Census Bureau, the village has a total area of 1.1 square miles (3.0 km²). None of the area is covered with water.