Hinckley-Big Rock Middle Sch
School pathway
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)What this means: On the IAR + ISA, Illinois's statewide test, about 68 of every 100 students at this school read and write at grade level and about 25 of 100 do math at grade level. Across all Illinois schools, those numbers are about 51 and 38. Reading and writing scores are down about 7 points since 2023, while math scores are up about 3 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 50% of students here test proficient in math and reading, compared with the roughly 57% 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 Hinckley-Big Rock Middle Sch
Hinckley-Big Rock Middle Sch is an intimate intermediate school in Big Rock, Illinois, overseen by Hinckley Big Rock CUSD 429. The school teaches 216 students in grades 5 through 8. Enrollment runs roughly 53% leaner than the state mean of about 462.
Hinckley Big Rock CUSD 429 runs 3 schools in total, collectively educating 730 students. Hinckley-Big Rock Middle Sch is one of those campuses.
On demographics, Hinckley-Big Rock Middle Sch logs that 85% of students identify as White, making the school strongly White-majority. The remainder breaks down as 10% Hispanic, 3% multiracial. By comparison, Kane County as a whole is about 58% White, so the school skews considerably more White than its surroundings.
In terms of school funding signals, On paper, Hinckley-Big Rock Middle Sch has 21 full-time-equivalent teachers, translating to a class-load average of around 10.1:1. That figure is tighter than the state norm's 13.0:1 average. About 26% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy. That share is below Kane County's rate of about 48%.
After controlling for student poverty, Hinckley-Big Rock Middle Sch tracks the demographic baseline. The model predicts 56.5% given the school's FRL share; actual proficiency is 49.7%.
In the surrounding community, Kane County reports that the typical household earns roughly $103,163 per year, about 38% of the adult population holds a bachelor's degree or above, and roughly 6% of residents live below the federal poverty line. In all, Kane County runs 167 public schools (combined enrollment of about 87,252 students), of which Hinckley-Big Rock Middle Sch is one.
Nearest neighbor: Hinckley-Big Rock High School, around 4.4 miles off. Counting just inside five miles, 2 other public schools cluster around Hinckley-Big Rock Middle Sch. Among the 7 schools in that immediate cluster with test data (this one included), Hinckley-Big Rock Middle Sch ranks 2nd on composite proficiency, above the local average of 42.1%.
The campus sits in an outlying setting.
Trend over the last 7 years. Over the past 7-year window, the student count edged up 36%: 159 students in 2018 compared to 216 in 2025. White enrollment moved from 89% to 85% across the same window.
Within the allk12 community for this school, recent activity here tends to focus on sports schedules, lunch menu changes, and school spirit week. Contributors range from current parents to recent graduates and teachers.
Kane County at a glance
View full county profileQuick facts
Related schools
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