Summary:
ZIP code 53818 includes one public high school, Platteville High, serving grades 9–12 in Platteville, Wisconsin, with 479 students; it is part of the Platteville School District, which is ranked 75th of 432 Wisconsin districts. Because it is the only high school in this ZIP code, there are no local peer schools to compare it with, so the useful comparisons are to district and state results and to the school’s own prior years.
Platteville High has held a 4-star rating for three straight years. Its percentile was 88th in 2023–2024, 75th in 2024–2025, and 78th in 2025–2026. Academically, it exceeded state proficiency in all four tested subjects in both reported years. In 2025–2026, Social Studies was 66.67% versus 48.25% at state, Mathematics 57.69% versus 42.93%, English Language Arts 49.04% versus 48.47%, and Science 47.12% versus 43.20%. The strongest margins were in Social Studies and Mathematics. In 2024–2025, the school was also above state in every subject: Social Studies 57.41% versus 47.67%, ELA 57.02% versus 48.62%, Mathematics 54.39% versus 42.73%, and Science 48.25% versus 43.42%. ELA is the main academic watch point, dropping from 57.02% to 49.04% while remaining just above state.
For 2024–2025, the graduation rate was 91.2%, slightly below the state’s 92.0%; the dropout rate was 2.3%, above the district’s 1.7% and the state’s 1.1%; and chronic absenteeism was 15.9%, better than the district’s 17.5% and the state’s 17.3%. About 39.04% of students qualify for free/reduced lunch, per-student spending is $15,863, and the student-teacher ratio is 15.7:1. District test and graduation figures match the school’s, so Platteville High drives the district’s high-school results. Overall, it is a solidly above-average school with strong Math and Social Studies proficiency, consistent 4-star ratings, and better-than-state absenteeism; watch the ELA decline, graduation rate, and dropout rate.
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