Summary:
ZIP code 56143 is home to just one high school: Jackson County Central Senior High, a grades 9–12 campus in Jackson, Minnesota, serving 332 students as part of the Jackson County Central School District. Because it is the district's only high school, its results are the district's results, and parents can track performance over time to see how the school is doing. The student-teacher ratio was 15.9, and 35.24% of students qualified for free or reduced-price lunch.
Completion is the school's strongest story. In 2024–2025, the graduation rate was 94.1%, well above the state's 84.9%, and the dropout rate was just 2.3% compared with 4.2% statewide. Reading is the clearest academic bright spot: proficiency was above the state in both 2024–2025 (55.41% vs. 49.59%) and 2025–2026 (50.7% vs. 48.6%), and the 10th-grade reading score of 50.7% ran 8.2 points ahead of the state. The 2024–2025 school year was a high point overall, with a 4-star rating and a 70th-percentile ranking.
Math and science are the areas to watch. Math proficiency fell from 37.31% to 34.3% and sat below the state in both years (44.9% in 2025–2026). Science dropped sharply, from 34.72% — then 8.57 points above the state — to 19.1%, which is 6.4 points below the state average and 15.9 points below the state's End of Course science score. Reading and science both declined year over year, and in 2025–2026 the school slipped to 3 stars and the 53rd percentile (221st of 473). Parents should watch science first, then math, while taking confidence from the strong graduation and reading results.
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