Shelby County schools ranked by test score
Latest IAR + ISA year (2024-25). 2 schools in Shelby County, Illinois with reported Mathematics scores. Illinois state average: 37.9%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 1 | Cowden-Herrick Jr/Sr High School Cowden · Cowden-Herrick CUSD 3A | High | 42.2% | +4.3pp |
| 2 | Windsor Jr & Sr High School Windsor · Windsor CUSD 1 | High | 17.5% | -20.4pp |
About this ranking
Schools are ranked by the percentage of students who scored at or above the IAR + ISA % Proficient (Levels 4-5) threshold on the latest available IAR + ISA Mathematics test (school year 2024-25). Only public schools in Shelby County, Illinois with a reasonable cohort size are shown. A higher percentage is better.
The comparison column shows the gap to the Illinois statewide enrollment-weighted average. To compare against neighboring counties, use the full Illinois ranking.