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Leman Middle School
School pathway
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)What this means: On the IAR + ISA, Illinois's statewide test, about 42 of every 100 students at this school read and write at grade level and about 24 of 100 do math at grade level. Across all Illinois schools, those numbers are about 51 and 38. Reading and writing scores are up about 15 points since 2023, while math scores are up about 9 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 31% of students here test proficient in math and reading, compared with the roughly 36% typical for Illinois schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Illinois's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Leman Middle School
Leman Middle School, a substantial middle-grades school in West Chicago, Illinois, operated by West Chicago ESD 33, caters to 1,048 students, covering grades 6 through 8. By comparison, Illinois's public schools average about 462 students each, so Leman Middle School sits 127% bigger than that benchmark.
West Chicago ESD 33 runs 8 schools in total, collectively educating 3,233 students. Leman Middle School is one of those campuses.
On demographics, Leman Middle School reports that nearly all students (83%) are Hispanic. Other groups include 11% White, 2% Black. The wider county runs roughly 16% Hispanic, putting the school's mix considerably more Hispanic than the area baseline.
Looking at school resources, On paper, Leman Middle School has 112 full-time-equivalent teachers, translating to a class-load average of around 9.4:1. The state averages around 13.0:1, so this campus is tighter than the state norm typical. Around 62% of the student body qualifies for free or reduced-price meals, a commonly cited indicator of low-income enrollment. Set against DuPage County (around 34%), the school's rate is somewhat above typical.
On a demographically-adjusted basis, Leman Middle School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 35.8%, the actual is 31.2%, a residual of -4.6 points.
Zooming out to the county, census data for DuPage County shows the typical household earns roughly $112,096 per year, about 52% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 5%. Leman Middle School is one of 277 public schools in DuPage County (combined enrollment of about 138,557 students).
Nearest neighbor: Early Learning Center, around 0.2 miles off. Within five miles, there are 8 other public schools. On composite proficiency, Leman Middle School comes 4th of 6 in the immediate cluster, beneath the nearby-schools average of 35.4%.
Geographically, the school is in an outer-ring area.
Five-year trend. Looking back 7 years, enrollment at Leman Middle School has contracted 22%, going from 1,341 students in 2018 to 1,048 in 2025. The student-to-teacher ratio narrowed from 14.0:1 in 2018 to 9.4:1 today.
Within the allk12 community for this school, posts here usually surface around fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.
DuPage County at a glance
View full county profileQuick facts
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