Grayville Jr Sr High 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 54 of every 100 students at this school read and write at grade level and about 18 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 4 points since 2023, while math scores are up about 6 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 42% of students here test proficient in math and reading, compared with the roughly 40% 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 Grayville Jr Sr High School
Set in Grayville, Illinois, Grayville Jr Sr High School is a minimally staffed high school, operated by Grayville CUSD 1. It educates 145 students across grades 6 through 12. By comparison, Illinois's public schools average about 834 students each, so Grayville Jr Sr High School sits 83% below that benchmark.
Grayville CUSD 1 comprises 2 schools with combined enrollment of 275 students; Grayville Jr Sr High School is among them.
On the student-mix side, Grayville Jr Sr High School shows that nearly all students (99%) are White. That mix tracks the wider county fairly closely.
On the income-and-resources front, Grayville Jr Sr High School records 13 full-time-equivalent teachers, putting the student-to-teacher ratio at about 11.5:1. That figure is tighter than the state norm's 13.8:1 average. Roughly 54% of students at Grayville Jr Sr High School qualify for free or reduced-price lunch, often used as a Title I proxy.
With demographic context factored in, Grayville Jr Sr High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 40.5%, the actual is 42.0%, a residual of +1.6 points.
In the broader community, White County reports that median household income runs about $54,813, about 18% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 13%. In all, White County runs 15 public schools (combined enrollment of about 2,168 students), of which Grayville Jr Sr High School is one.
Nearest neighbor: Wells Elementary School, around 0.1 miles off. 3 of the 8 nearest public schools sit inside a ten-mile radius, suggesting a relatively low-density school footprint. Among the 7 schools in that immediate cluster with test data (this one included), Grayville Jr Sr High School ranks 7th on composite proficiency, beneath the local average of 57.2%.
Grayville Jr Sr High School operates from a small-town location.
Over the past 7-year window. Grayville Jr Sr High School's enrollment has held roughly steady since 2018, when it stood at 145 (now 145). The White share of enrollment increased from 94% to 99% over that span. Class-load math has grew: from 10.2:1 in 2018 to 11.5:1 in 2025.
Within the allk12 community for this school, members of the Grayville Jr Sr High School community share and discuss fundraisers, lost-and-found posts, and report-card season. Contributors range from current parents to recent graduates and teachers.
White County at a glance
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Related schools
- Wells Elementary School0.1 mi · 130
- Edwards County High School8.8 mi · 223
- Albion Grade School8.8 mi · 427
- North Elementary School13.4 mi · 364
- North Posey Junior High School13.7 mi · 234
- North Posey High School13.7 mi · 453