Summary:
Zip code 60043 has one listed school, The Joseph Sears School, serving prekindergarten through grade 8 in Kenilworth School District 38, with 471 students. Its 2025–26 all-grades proficiency was 89% in English language arts (ELA) and 85% in math, compared with 56% and 40% statewide. The clearest takeaway is that the school exceeded state proficiency in both subjects, with a larger advantage in math: 45 percentage points, versus 32 points in ELA.
There is no school-to-school top or bottom in this ZIP code; The Joseph Sears School is the only listed option. Within the school, results varied by grade, but the lowest scores still substantially exceeded same-grade state results. ELA was highest in grade 4 at 94%, 39 points above the state, and lowest in grade 7 at 82%, 24 points above. Math was highest in grade 3 at 92%, 42 points above the state, and lowest in grade 8 at 80%, still 45 points above. SchoolDigger gives the school five stars; its statewide rank was 31 of 1,737 schools in 2025–26, after ranks of 57 of 2,067 and 26 of 2,056 in the prior two years.
Recent changes were mixed: ELA rose 1 point from 2024–25 to 2025–26, while math fell 1 point, and the school’s advantages over state results narrowed by 2 points in each subject. Science also differed by grade: grade 5 fell 8 points to 80%, while grade 8 rose 8 points to 91%; both remained well above state results. Chronic absenteeism was 6% in 2025–26, compared with 24% statewide. The student-teacher ratio was 8.8 in 2024–25, and 1% of students were reported as free/reduced lunch eligible in 2021–22. Those figures provide context, but do not explain the school’s test results.
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