Kettle Moraine High

Located at 349 N Oak Crest Dr, in Wales, Wisconsin, Kettle Moraine High is a sprawling secondary school that caters to 869 students (grades 9 through 12), overseen by Kettle Moraine School District. By comparison, Wisconsin's public schools average about 475 students each, so Kettle Moraine High sits 83% bigger than that benchmark.

Across the 12 schools in Kettle Moraine School District (3,361 students total), Kettle Moraine High accounts for its share of the district's footprint.

On the student-mix side, Kettle Moraine High records that the student body is overwhelmingly White (87%). Other groups include 8% Hispanic, 3% multiracial. Compared to Waukesha County overall, the school's racial mix sits in roughly the same range.

In terms of school funding signals, Staff filings list 56 full-time-equivalent teachers, which works out to roughly 15.5:1 students per teacher. The state averages around 14.6:1, so this campus is higher than the state norm typical. Roughly 12% of students at Kettle Moraine High qualify for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal.

After controlling for student poverty, Kettle Moraine High is in the bottom 10% of Wisconsin public schools. The BeatsExpectations model predicts schools with this FRL share to land around 70.6%; Kettle Moraine High posts 52.3%, -18.3 points below that line.

Across the wider county, community-level numbers for Waukesha County indicate the typical household earns roughly $106,076 per year, roughly 49% of adults have completed at least a four-year degree, and roughly 3% of residents live below the federal poverty line. In all, Waukesha County runs 113 public schools (combined enrollment of about 60,032 students), of which Kettle Moraine High is one.

Nearest neighbor: KM Global Sch, around 0.0 miles off. Within five miles, there are 8 other public schools. Ranking that nearby cluster on reported proficiency puts Kettle Moraine High at 7th of 8; the average score across the group is 71.8%.

Geographically, the school is in a town-based area.

Five-year trend. Over the past 7-year window, the student count decreased 11%: 971 students in 2018 compared to 869 in 2025. The White share of enrollment contracted from 91% to 87% over that span. The student-to-teacher ratio fell from 16.6:1 in 2018 to 15.5:1 today.

Within the allk12 community for this school, members of the Kettle Moraine High community share and discuss enrollment questions, classroom assignments, and PTA news. Members of the school community can share what they know.