Winnebago County schools ranked by test score
Latest IAR + ISA year (2024-25). 16 schools in Winnebago County, Illinois with reported Mathematics scores. Illinois state average: 37.9%.
| Rank | School | Level | Mathematics | vs state |
|---|---|---|---|---|
| 1 | Thurgood Marshall School Rockford · Rockford SD 205 | Middle | 92.4% | +54.5pp |
| 2 | Willowbrook Middle School South Beloit · Prairie Hill CCSD 133 | Middle | 55.0% | +17.1pp |
| 3 | Roscoe Middle School Roscoe · Kinnikinnick CCSD 131 | Middle | 51.0% | +13.1pp |
| 4 | Stephen Mack Middle School Rockton · Rockton SD 140 | Middle | 45.7% | +7.8pp |
| 5 | Winnebago Middle School Winnebago · Winnebago CUSD 323 | Middle | 35.2% | -2.7pp |
| 6 | Pecatonica Comm Middle School Pecatonica · Pecatonica CUSD 321 | Middle | 30.7% | -7.2pp |
| 7 | Harlem Middle School Loves Park · Harlem UD 122 | Middle | 22.2% | -15.7pp |
| 8 | Durand Jr High School Durand · Durand CUSD 322 | Middle | 20.4% | -17.5pp |
| 9 | South Beloit Jr High School South Beloit · County of Winnebago SD 320 | Middle | 14.3% | -23.6pp |
| 10 | Blackhawk Elementary School South Beloit · County of Winnebago SD 320 | Middle | 12.7% | -25.2pp |
| 11 | Bernard W Flinn Middle School Rockford · Rockford SD 205 | Middle | 11.2% | -26.7pp |
| 12 | Eisenhower Middle School Rockford · Rockford SD 205 | Middle | 10.2% | -27.7pp |
| 13 | West Middle School Rockford · Rockford SD 205 | Middle | 8.1% | -29.8pp |
| 14 | Abraham Lincoln Middle School Rockford · Rockford SD 205 | Middle | 5.8% | -32.1pp |
| 15 | Rockford Envrnmntl Science Acad Rockford · Rockford SD 205 | Middle | 4.5% | -33.4pp |
| 16 | Kennedy Middle School Rockford · Rockford SD 205 | Middle | 1.7% | -36.2pp |
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 Winnebago 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.