Community prompt from u/allk12. Replies below.
Jefferson Elem School
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)BeatsExpectations
Demographically-adjusted score · methodology7-year change
SY 2017-18 vs SY 2024-25About Jefferson Elem School
Jefferson Elem School operates as a reasonably sized K-5 school in Berwyn, Illinois, operated by Berwyn North SD 98. Current enrollment sits at 453 students spanning grades pre-K through 5.
Jefferson Elem School is one of 4 schools operated by Berwyn North SD 98, a district that teaches 2,434 students overall.
Looking at the student body, Jefferson Elem School lists that the largest single group is Hispanic, at 80% of enrollment; the rest looks like 12% Black, 6% White. By comparison, Cook County as a whole is about 27% Hispanic, so the school skews noticeably more Hispanic than its surroundings.
Looking at school resources, Staff filings list 36 full-time-equivalent teachers, which works out to roughly 12.5:1 students per teacher. Statewide, the average ratio sits near 13.9:1, putting Jefferson Elem School tighter than the state norm the norm. Roughly 47% of students at Jefferson Elem School qualify for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. By comparison, Cook County runs at roughly 66%, so the school's eligibility rate is lower than the surrounding baseline.
After controlling for student poverty, Jefferson Elem School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 44.1%, the actual is 41.9%, a residual of -2.3 points.
In the broader community, the surrounding county (Cook County) shows that the typical household earns roughly $83,498 per year, about 43% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 10%. Jefferson Elem School is one of 1406 public schools in Cook County (combined enrollment of about 697,934 students).
The closest other public school is Betsy Ross Elem School, roughly 0.4 miles away. Within five miles, there are 8 other public schools. Among the 8 schools in that immediate cluster with test data (this one included), Jefferson Elem School ranks 5th on composite proficiency, behind the local average of 43.4%.
The campus sits in a residential setting.
Looking at the recent track record. Jefferson Elem School's enrollment has shrank 23% since 2018, when it stood at 589 (now 453). Class-load math has pulled in: from 16.9:1 in 2018 to 12.5:1 in 2025.
Inside the community feed, posts here usually surface around sports schedules, lunch menu changes, and school spirit week. Anyone with firsthand experience at this school can post or comment.
Cook County at a glance
View full county profileQuick facts
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