Best Public Schools in Slinger, WI

Slinger, Wisconsin is served by three public schools in the Slinger School District — Slinger Elementary (PK–5, 571 students), Slinger Middle (6–8, 740 students), and Slinger High (9–12, 1,065 students), totaling 2,376 students in this suburban community northwest of Milwaukee. The district ranks 19th out of 432 Wisconsin districts, in the 96th percentile, and all three schools hold 5 stars in the latest 2025–2026 rankings — a sign of strength at every grade level rather than in just one building. Among the three, Slinger Elementary stands out most: 13th of 1,039 elementary schools, in the 99th percentile, with the lowest chronic absenteeism at 0.8%. Its grade 4 math proficiency is 92.47% versus 52.87% statewide, and grade 4 science is 86.02% versus 53.46%. Slinger Middle ranks 23rd of 643 middle schools (96th percentile) and has climbed from 54th in 2023–2024; math is especially strong, peaking at 84.45% in grade 8. Slinger High ranks 37th of 533 high schools (93rd percentile) and posts a 99.2% graduation rate and 0.0% dropout rate, though its rank slipped from 19th and all four tested subjects declined, with science falling from 74.02% to 59.07%. Chronic absenteeism is low everywhere — 0.8% at the elementary school, 2.3% at the middle school, and 4.6% at the high school, all far below the state's 17.3% and below the district's 2.5% average. Spending and poverty vary: the high school spends the most per student ($13,660) with the lowest free/reduced lunch rate (14.74%), the middle school spends the least ($11,942), and the elementary school has the highest free/reduced lunch rate (24.69%) yet the top rank. Student–teacher ratios are nearly identical at 16.2 and 16.6. Every reported test score exceeds the state average, often by 20–40 percentage points.