There were 1,091 students enrolled in Hartland-Lakeside J3 School District in the 2024-25 school year, 1.5% less than the previous year, according to the Wisconsin Department of Public Instruction.
Of all the students welcomed in the 2024-25 school year, 51.6% identified themselves as boys, 48.4% as girls.
Data also shows that most of the students were white, accounting for 85.2% of the Hartland-Lakeside J3 School District total enrollment.
Hartland-Lakeside J3 School District covers three schools within Waukesha County, with its main office in Hartland.
Among the three schools in the district, North Elementary School recorded the highest enrollment of 405 students in the 2024-25 school year.
Wisconsin ranks 22nd in the U.S. for public education spending, with an annual expenditure of over $16,500 per pupil, totaling $13.8 billion per year.
| School | Total Enrollment |
|---|---|
| North Elementary School | 405 |
| North Shore Middle School | 354 |
| South Elementary School | 332 |



