Summary:
Zip code 61455 has one high school, Macomb Senior High School, serving grades 9–12 with 660 students. In 2025–2026, its English language arts results were close to Illinois averages, while science was slightly below overall; math was the clearest concern. Macomb’s average math result across grades 9–11 was 30%, compared with 39% statewide, and it fell below the state in all three grade-level comparisons by 5 to 13 percentage points. The largest gap was in grade 9.
With no other high school in the area list, there is no school-to-school leader or bottom school to compare; the clearest strengths and weaknesses are relative to state results. ELA was the strongest subject overall: Macomb’s three-grade average was 55%, essentially matching the state’s 55%. Science was also close, averaging 47% versus 48% statewide. The grade 11 science result was 1 point above the state, while grades 10 and 9 were 2 and 3 points below. By contrast, math lagged at every grade: Macomb was 10 points below the state in grade 11 and 5 points below in grade 10, as well as 13 points below in grade 9.
Results show a mixed trend over time, and SchoolDigger’s ranking history points to a weaker relative position: Macomb moved from the 75th percentile in 2023–2024 to the 62nd in 2024–2025 and the 51st in 2025–2026, a 24-point decline. Grade 9 ELA fell from 67% to 61% between 2024–2025 and 2025–2026, while the state result changed from 62% to 62%; Macomb went from 4 points above the state to 1 point below. For context, 51% of students were free/reduced lunch eligible in 2024–2025, and the student–teacher ratio was 16.9. In 2025–2026, chronic absenteeism was 33%, versus 24% statewide, while graduation was 86%, versus 90% statewide. Only one school is listed, so these figures do not support comparisons among local schools.
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