Summary:
East Coloma - Nelson CESD 20 has one school, East Coloma - Nelson Elementary School, serving prekindergarten through grade 8, with 214 students. The latest results show a mixed picture: the school is above Illinois in all-grades English language arts and math, but below the state in science.
Because there is only one school, the most useful comparisons are across grades and with Illinois. In 2025–2026, all-grades ELA was 59% proficient, 3 points above the state, and math was 44%, 5 points above. Grade-level results vary substantially: fourth-grade math is the strongest reported comparison, at 65% versus 42% statewide, a 23-point advantage. Eighth-grade ELA is the weakest, at 50% versus 63%, a 13-point shortfall; third-grade ELA is also 6 points below the state. In the four grades with reported math scores, the school is above Illinois in each, by 8 to 23 points, but grade 3 and grade 8 school results are suppressed. Both reported science results are below the state: grade 5 is 44% versus 48%, and grade 8 is 50% versus 52%.
Results have shifted differently by subject: all-grades ELA fell from 66% in 2024–2025 to 59%, narrowing the school’s advantage over Illinois from 12 points to 3; math rose from 37% to 44%, moving from 1 point below the state to 5 points above. Science also fell from above-state results the prior year to below-state results in both tested grades. SchoolDigger ranks the school at the 60th percentile and gives it 3 stars for 2025–2026; its percentile was 47th in 2023–2024 and 69th in 2024–2025. As context, 53% of students were free/reduced lunch eligible in 2024–2025, and the student-teacher ratio was 11.8:1. Chronic absenteeism was 12% in 2025–2026, compared with 24% statewide.
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