Jersey Comm High School

Jersey Comm High School is a medium-sized high school in Jerseyville, Illinois, run under Jersey CUSD 100. The school caters to 961 students in grades 8 through 12.

Jersey CUSD 100 comprises 5 schools with combined enrollment of 2,365 students; Jersey Comm High School is among them.

In terms of who attends, Jersey Comm High School shows that nearly all students (91%) are White. Beyond that, the school reports 4% Hispanic, 3% multiracial. That mix tracks the wider county fairly closely.

Looking at school resources, The school currently runs with 60 full-time-equivalent teachers, for a student-teacher ratio near 16.0:1. The state averages around 13.8:1, so this campus is higher than the state norm typical. An estimated 40% of students are eligible for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator.

With demographic context factored in, Jersey Comm High School performs roughly as the BeatsExpectations model predicts for a school with this FRL share. The predicted value is around 48.6%, the actual is 44.6%, a residual of -4.0 points.

Across the wider county, community-level numbers for Jersey County indicate median household income runs about $80,361, about 23% of the adult population holds a bachelor's degree or above, and roughly 6% of residents live below the federal poverty line. In all, Jersey County runs 10 public schools (combined enrollment of about 2,377 students), of which Jersey Comm High School is one.

Jerseyville East Elem School is the nearest neighboring public school, about 0.4 miles from this campus. Within five miles, there are 3 other public schools. Among the 7 schools in that immediate cluster with test data (this one included), Jersey Comm High School ranks 5th on composite proficiency, below the local average of 45.5%.

The school occupies a town-center site.

Trend over the last 7 years. Jersey Comm High School's enrollment has decreased 4% since 2018, when it stood at 1,005 (now 961). The White share of enrollment shrank from 98% to 91% over that span. Class-load math has fell: from 19.9:1 in 2018 to 16.0:1 in 2025.

Within the allk12 community for this school, members of the Jersey Comm High School community share and discuss open house dates, ride-share offers, and field-trip permission slips. Posting is open to anyone connected to the school.