The School District of Jefferson is a rural school district in Jefferson County, Wisconsin, headquartered in Jefferson. The district covers an area of including the city of Jefferson, the towns of Aztalan, Farmington, Hebron, Jefferson, Oakland, Concord, Sullivan, and the village of Sullivan.
In the 2023–2024 school year, there were 1,666 students enrolled in the school district. The superintendent is Charles Urness, and the district's Board of Education has seven members.
The school district operates three elementary schools (pre-kindergarten through 5th grade), one middle school (6th to 8th grades) and one high school (9th to 12th grades):
Sullivan Elementary School was designated a National Blue Ribbon School in 2022.