Summary:
ZIP code 55944 contains six schools serving students from pre-kindergarten through 12th grade, with roughly 2,258 students enrolled across two very different districts. The area is dominated by Kasson-Mantorville School District, which operates an elementary (PK–4), a middle school (5–8) and a senior high (9–12) and enrolls about 95.3% of students here. The remaining students attend three small alternative and specialized programs run by Zumbro Education District: Zumbro Area Learning Center (6–12), Zumbro Education District Futures/Choice (K–12) and Transition 2 Success (9–12). Statewide, the Kasson-Mantorville district ranks 24 of 458 (95th percentile, 5 stars), while the Zumbro district ranks 457 of 458 (0 stars).
The three Kasson-Mantorville schools are the strongest performers in the ZIP. Kasson-Mantorville Senior High is the flagship: 5 stars, 92nd percentile in 2025–2026, a 96.7% graduation rate against Minnesota's 84.9%, a 0.6% dropout rate against 4.2% statewide, and Science proficiency of 45.6% versus the state's 25.5%. Kasson-Mantorville Elementary has the highest math proficiency in the area — 81.9% all-grade, compared with 57.1% for its district and 44.9% for the state — and its 3rd- and 4th-grade math scores both top 80%. Kasson-Mantorville Middle School is stronger in reading (59.4%, above district and state) than in math (46.7%, above state but below district) or science (26%, barely above state).
The Zumbro programs look very different. Zumbro Area Learning Center reports a 1st-percentile ranking, 0 stars, 0% all-grade math and science, 11.8% reading in 2025–2026, a 64.8% graduation rate and a 10.8% dropout rate. Futures/Choice is tiny — 32 students, the ZIP's highest free/reduced lunch rate (65.62%) and lowest student/teacher ratio (2.6); its available scores (21.4% math, 25% reading) beat its own district but fall well below state. Transition 2 Success, with 15 students, has no reported test, rank, graduation or dropout data, so it cannot be judged academically — those missing figures are unknown, not evidence of poor performance. A dash elsewhere means the state suppressed a score to protect student privacy.
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