Summary:
ZIP code 60044 has one listed elementary school, Lake Bluff Elementary School, serving PK–5 and enrolling 572 students, so there is no school-to-school comparison within this list. In 2025–2026, its all-grades proficiency was 78% in English language arts (ELA) and 68% in math, compared with 56% and 40% statewide. The most important finding is that Lake Bluff exceeded Illinois proficiency rates in both subjects, by 22 percentage points in ELA and 28 points in math.
Lake Bluff is both the top and bottom school in this one-school list; its standout is its strong performance against state benchmarks, especially in math. Although ELA proficiency was higher, the school’s advantage over Illinois was larger in math: 28 points, versus 22 in ELA. Grade-level results show different patterns by subject: ELA was strongest in grade 5 at 85% and lowest in grade 3 at 73%, while math was strongest in grade 3 at 72% and lowest in grade 5 at 65%. Grade 5 science was also above the state result, at 72% versus 48%.
Results improved from 2024–2025 to 2025–2026: Lake Bluff’s ELA and math proficiency each rose about 7 points, and its lead over the state grew by 4 points in ELA and 6 points in math. Grade 5 science rose 19 points, with its state advantage widening by 12 points. Against Lake Bluff Education Service District 65, 2025–2026 all-grades ELA was 3 points lower, while math was 3 points higher. SchoolDigger placed the school in the 88th percentile in 2025–2026, up from the 82nd percentile the prior year and the 86th percentile in 2023–2024. Other context: the reported student–teacher ratio was 11 in 2024–2025, and 11% of students were free/reduced lunch eligible in 2021–2022.
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