CHSD 155
Crystal Lake, Illinois · 5,405 students · 5 schools
Enrollment
5,405
Schools
5
Location
Crystal Lake, Illinois
Schools in this district
Cary-Grove Community High SchoolCary, IL
1,494 students
Crystal Lake Central High SchoolCrystal Lake, IL
1,470 students
Crystal Lake South High SchoolCrystal Lake, IL
1,301 students
Prairie Ridge High SchoolCrystal Lake, IL
1,140 students
Methodology & sources
- NCES Common Core of Data (CCD) directory
- U.S. Dept. of Education EDFacts assessment results
- Illinois accountability framework (tier). Phase 1a uses math+ELA proficiency only with generic regime cutpoints; per-state component weights ship in Phase 1b. (as of 2026-05-27)
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Start learning free →About this profile. COSMIQ is an independent, free AI tutoring service and is not affiliated with, endorsed by, or sponsored by CHSD 155, Illinois, or any government education agency. All figures are drawn from public U.S. Department of Education data (NCES Common Core of Data and EDFacts). Any projected rating is an independent estimate, not an official score. COSMIQ does not collect or publish user reviews or ratings of schools.
Data last refreshed July 7, 2026.