Summary:
Winnebago has four schools serving 1,267 students from prekindergarten through grade 12: Dorothy Simon Elementary School, Jean McNair Elementary School, Winnebago Middle School, and Winnebago High School. Chronic absenteeism was below the state rate at all four, ranging from 7% at Dorothy Simon to 16% at Winnebago Middle, compared with 24% statewide in 2025–2026. The clearest school-to-school contrast in reported all-grades results is in English language arts: Winnebago Middle was well above Jean McNair.
Winnebago Middle stands out in 2025–2026 IAR ELA, with 67% proficient, 10 points above the state and 19 points above Jean McNair at 47%. Jean McNair’s result was 9 points below the state, the lowest among the schools reporting all-grades IAR results. The schools were much closer in math: Middle had 40% proficiency and Jean McNair 39%, against 40% statewide. Winnebago High has a notable bright spot in ninth-grade PreACT Secure: it was 69% proficient in ELA and 55% in math, respectively 8 and 13 points above state results. Dorothy Simon has no test-score results supplied.
Results have moved in different directions: Middle’s all-grades IAR ELA rose 18 points from 2024–2025 to 2025–2026, while Jean McNair’s fell 4 points; Jean McNair’s math also declined 6 points. High’s eleventh-grade ACT ELA fell 10 points, and its 2025–2026 graduation rate was 83%, compared with 90% statewide. SchoolDigger’s school-ranking percentiles also declined over the three years shown: High went from 74 to 70, Middle from 65 to 60, and Jean McNair from 49 to 38. For context, 2024–2025 free/reduced lunch eligible figures ranged from 28% at High to 33% at Jean McNair; student-teacher ratios ranged from 10.8 at Middle to 14.4 at Dorothy Simon. SchoolDigger ranks Winnebago CUSD 323 367th of 738, at the 50th percentile, with three stars. Schools serve different grades, and Dorothy Simon has no supplied test results, so results are not directly comparable in every case.
Thank you for your feedback!