McHenry County schools ranked by test score
Latest IAR + ISA year (2024-25). 62 schools in McHenry County, Illinois with reported Mathematics scores. Illinois state average: 37.9%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 51 | Parkland School McHenry · McHenry CCSD 15 | Middle | 33.3% | -4.6pp |
| 52 | Richard F Bernotas Middle Sch Crystal Lake · Crystal Lake CCSD 47 | Middle | 29.9% | -8.0pp |
| 53 | Dean Street Elem School Woodstock · Woodstock CUSD 200 | Elementary | 29.8% | -8.1pp |
| 54 | Lundahl Middle School Crystal Lake · Crystal Lake CCSD 47 | Middle | 29.4% | -8.5pp |
| 55 | Chauncey H Duker School McHenry · McHenry CCSD 15 | Elementary | 28.5% | -9.4pp |
| 56 | Canterbury Elem School Crystal Lake · Crystal Lake CCSD 47 | Elementary | 27.7% | -10.2pp |
| 57 | Harrison Elem School Wonder Lake · Harrison SD 36 | Elementary | 26.9% | -11.0pp |
| 58 | McHenry Middle School McHenry · McHenry CCSD 15 | Middle | 26.3% | -11.6pp |
| 59 | Johnsburg Jr High School Johnsburg · Johnsburg CUSD 12 | Middle | 24.8% | -13.1pp |
| 60 | Jefferson Elem School Harvard · Harvard CUSD 50 | Elementary | 12.7% | -25.2pp |
| 61 | Crosby Elem Sch Harvard · Harvard CUSD 50 | Elementary | 11.9% | -26.0pp |
| 62 | Harvard Jr High School Harvard · Harvard CUSD 50 | Middle | 9.2% | -28.7pp |
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 McHenry 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.