Summary:
ZIP code 61345 has one listed elementary school, Neponset Grade School, serving pre-K through grade 8 with 137 students. Its latest reported results are for 2025–2026, and the school is in Kewanee CUSD 229. The most important finding is that Neponset’s latest reported all-grade ELA and math results and grade 5 science results are all above state averages.
Neponset is both the top- and bottom-performing school in this list because it is the only one; this does not show how it compares with other nearby schools. In 2025–2026, its ELA proficiency was 72%, compared with 56% statewide and 54% in the district; math was 60%, versus 40% statewide and 29% in the district. Grade 5 science was 69%, compared with 48% statewide and 39% in the district. Those results put Neponset about 16 points above the state in ELA, 20 points above in math, and 21 points above in science.
Neponset remains ahead of the state, though its lead narrowed in all three subjects with comparable results. ELA was nearly unchanged at 72.3% in 2024–2025 and 72.4% in 2025–2026, while the state rose from 53% to 56%; the school’s lead narrowed by 3 points. Math fell from 61% to 60%, while the state rose from 39% to 40%, narrowing the lead by 3 points. Grade 5 science dropped from 86% to 69%, while the state climbed from 41% to 48%, narrowing the school’s lead by 24 points. SchoolDigger ranks Neponset 304th of 1,737 schools, in the 82nd percentile, with four stars. Other context: the student-teacher ratio was 10.7 in 2024–2025, and 73% of students were free/reduced lunch eligible that year. Chronic absenteeism was 29% in 2025–2026, 5 points above the state rate.
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