Jefferson Real EstateJefferson is located in Wisconsin. Jefferson, Wisconsin has a population of 7,975. Jefferson is less family-centric than the surrounding county with 30.23% of the households containing married families with children. The county average for households married with children is 31.44%. The median household income in Jefferson, Wisconsin is $51,071. The median household income for the surrounding county is $59,215 compared to the national median of $57,652. The median age of people living in Jefferson is 40.1 years. Jefferson WeatherThe average high temperature in July is 82.9 degrees, with an average low temperature in January of 10.4 degrees. The average rainfall is approximately 35.7 inches per year, with 42.8 inches of snow per year. Jefferson MapReal estate near JeffersonNearby CitiesNearby Cities Homes for Sale |