Summary:
Mapleton, Minnesota is served by two public schools in the Maple River School District: Maple River Elementary, which covers grades PK–5 with 424 students, and Maple River Secondary, which covers grades 6–12 with 502 students. Together they enroll 926 students, and there is no standalone middle school or alternative school in the city — grades 6–8 are served inside the secondary building.
Maple River Secondary is the standout of the two. In 2025–2026 it ranked 54th of 473 Minnesota high schools, in the 89th percentile with 4 stars, a major jump from 134th of 450 (70th percentile) the year before and 131st of 480 (73rd percentile) the year before that. Science is a clear strength: 39.1% of all grades proficient versus 25.5% statewide, 53.7% on End-of-Course science versus 35.0% statewide, and 28.4% in 8th grade versus 16.7% statewide. Eleventh-grade math is exceptional at 60.7%, more than 25 points above the state's 35.3%. Its graduation rate of 90.0% beats the state's 84.9%, and its 3.3% dropout rate is below the state's 4.2%.
Maple River Elementary shows mixed results. It ranked 370th of 869 elementary schools in 2025–2026 — the 57th percentile with 3 stars — down from the 74th percentile and 4 stars in 2023–2024. Math is its bright spot: 55.5% all grades, above the district's 53.3% and the state's 44.9%, with 3rd grade at 67.6% and 4th grade at 56.5%. Reading lags at 47.6% all grades versus 48.6% statewide and 50.3% districtwide, including 3rd grade at 37.8% versus 46.8% statewide, though 5th grade reading is strong at 60.6% versus 54.5%. Science dropped 10.91 points year over year to 28.8%, 6.8 points below the district. The district overall is rated 62nd of 458 districts in Minnesota, in the 86th percentile with 4 stars, a standing supported largely by the secondary school.
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