Community prompt from u/allk12. Replies below.
Acero Chtr Sor Juana Ines de la
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)What this means: On the IAR + ISA, Illinois's statewide test, about 19 of every 100 students at this school read and write at grade level and about 10 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 4 points since 2023, while math scores are up about 6 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 16% of students here test proficient in math and reading, compared with the roughly 20% 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 Acero Chtr Sor Juana Ines de la
Set in Chicago, Illinois, Acero Chtr Sor Juana Ines de la is a low-enrollment K-12 campus, part of Chicago Public Schools Dist 299. It caters to 432 students across grades K through 12. Enrollment runs roughly 41% smaller than the state mean of about 737.
Across the 622 schools in Chicago Public Schools Dist 299 (324,396 students total), Acero Chtr Sor Juana Ines de la accounts for its share of the district's footprint.
In terms of who attends, Acero Chtr Sor Juana Ines de la reports that the largest single group is Black at 51%, but no single group is in the majority; the rest comes out to 42% Hispanic, 3% White, 2% multiracial. The wider county runs roughly 22% Black, putting the school's mix visibly more Black than the area baseline.
On the resource side, Staff filings list 45 full-time-equivalent teachers, which works out to roughly 9.6:1 students per teacher. Statewide, the average ratio sits near 12.0:1, putting Acero Chtr Sor Juana Ines de la tighter than the state norm the norm. Around 90% of the student body qualifies for free or reduced-price meals, a number frequently used as a low-income enrollment indicator. That share is above Cook County's rate of about 66%.
After controlling for student poverty, Acero Chtr Sor Juana Ines de la tracks the demographic baseline. The model predicts 19.6% given the school's FRL share; actual proficiency is 15.8%.
In the surrounding community, ACS estimates for Cook County put median household earnings sit near $83,498, about 43% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 10%. Across Cook County's 1406 public schools (combined enrollment of about 697,934 students), Acero Chtr Sor Juana Ines de la is one campus in the mix.
The closest other public school is Jordan Elem Community School, roughly 0.4 miles away. Within five miles, there are 8 other public schools. On composite proficiency, Acero Chtr Sor Juana Ines de la comes 8th of 9 in the immediate cluster, beneath the nearby-schools average of 35.5%.
Acero Chtr Sor Juana Ines de la operates from a downtown location. Acero Chtr Sor Juana Ines de la operates as a public charter school, meaning it is publicly funded but governed independently of the surrounding district's traditional schools.
Trend over the last 7 years. Acero Chtr Sor Juana Ines de la's enrollment has shrank 37% since 2018, when it stood at 691 (now 432). Over the same period, the Hispanic share edged down from 68% to 42%. Class-load math has fell: from 14.1:1 in 2018 to 9.6:1 in 2025.
On the community side, recent activity here tends to focus on fundraisers, lost-and-found posts, and report-card season. Anyone with firsthand experience at this school can post or comment.
Cook County at a glance
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