Summary:
Elementary schools in ZIP code 61234 include one school, Annawan Grade School, which serves pre-K through 8th grade and has 243 students. In 2025–2026, its all-grades results were 78% proficient in English language arts (ELA) and 53% in mathematics, compared with Illinois rates of 56% and 40%. The most important finding is that Annawan was above the state in every reported grade-and-subject result, though its lead was much smaller in 7th-grade math than in several other areas.
With only one school listed, there is no top-to-bottom comparison among local schools. Within Annawan’s results, 5th-grade science stands out most: 83% were proficient, 36 percentage points above the state’s 48%. The lowest reported result was 7th-grade math, at 42%—3 points above Illinois. The school’s 6th- and 8th-grade math results were suppressed and cannot be compared. Results also varied by grade: ELA ranged from 69% in 3rd grade to 96% in 8th grade, while reported math ranged from 42% in 7th grade to 78% in 5th.
Science improved substantially year over year, while ELA’s lead over the state narrowed slightly. From 2024–2025 to 2025–2026, 5th-grade science rose 28 points, from 56% to 83%, and 8th-grade science rose 20 points, from 50% to 70%; Illinois also improved in both grades, but by 7 points each. All-grades ELA rose 1 point at Annawan, compared with 3 points statewide, while math rose 1 point at both. SchoolDigger ranked Annawan 255th of 1,737 schools, in the 85th percentile with four stars; its percentile increased from 73 to 81 to 85 over three years. Context measures include a 12.6 student-teacher ratio in 2024–2025, when 38% of students were free/reduced lunch eligible, and 18% chronic absenteeism in 2025–2026, versus 24% statewide.
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