Kendall County schools ranked by test score
Latest IAR + ISA year (2024-25). 26 schools in Kendall County, Illinois with reported Science scores. Illinois state average: 40.3%.
| Rank | School | Level | Science | vs state |
|---|---|---|---|---|
| 1 | Lisbon Grade School Newark · Lisbon CCSD 90 | Elementary | 71.9% | +31.6pp |
| 2 | Prairie Point Elem School Oswego · CUSD 308 | Elementary | 63.6% | +23.3pp |
| 3 | Millbrook Junior High School Newark · Newark CCSD 66 | Middle | 61.4% | +21.1pp |
| 4 | Murphy Junior High School Plainfield · CUSD 308 | Middle | 57.7% | +17.4pp |
| 5 | Old Post Elementary School Oswego · CUSD 308 | Elementary | 56.5% | +16.2pp |
| 6 | Traughber Jr High School Oswego · CUSD 308 | Middle | 54.3% | +14.0pp |
| 7 | Southbury Elem School Oswego · CUSD 308 | Elementary | 53.8% | +13.5pp |
| 8 | Grande Park Elem Sch Plainfield · CUSD 308 | Elementary | 51.2% | +10.9pp |
| 9 | Grande Reserve Elem Sch Yorkville · Yorkville CUSD 115 | Elementary | 51.0% | +10.7pp |
| 10 | Fox Chase Elementary School Oswego · CUSD 308 | Elementary | 50.0% | +9.7pp |
| 11 | Aux Sable Middle Sch Joliet · Plainfield SD 202 | Middle | 48.7% | +8.4pp |
| 12 | Yorkville Middle School Yorkville · Yorkville CUSD 115 | Middle | 47.1% | +6.8pp |
| 13 | Churchill Elem School Oswego · CUSD 308 | Elementary | 46.8% | +6.5pp |
| 14 | Plank Junior High Oswego · CUSD 308 | Middle | 43.4% | +3.1pp |
| 15 | Hunt Club Elem Oswego · CUSD 308 | Elementary | 43.1% | +2.8pp |
| 16 | Bristol Bay Elem Sch Yorkville · Yorkville CUSD 115 | Elementary | 41.6% | +1.3pp |
| 17 | Lakewood Creek Elementary Montgomery · CUSD 308 | Elementary | 40.7% | +0.4pp |
| 18 | Thompson Jr High School Oswego · CUSD 308 | Middle | 39.2% | -1.1pp |
| 19 | Thomas Jefferson Elem Sch Joliet · Plainfield SD 202 | Elementary | 38.7% | -1.6pp |
| 20 | Charles Reed Elementary Sch Plainfield · Plainfield SD 202 | Elementary | 38.2% | -2.1pp |
| 21 | Yorkville Intermediate School Yorkville · Yorkville CUSD 115 | Middle | 38.1% | -2.2pp |
| 22 | Plano Middle School Plano · Plano CUSD 88 | Middle | 36.2% | -4.1pp |
| 23 | Autumn Creek Elem Sch Yorkville · Yorkville CUSD 115 | Elementary | 34.2% | -6.1pp |
| 24 | Boulder Hill Elem School Montgomery · CUSD 308 | Elementary | 32.9% | -7.4pp |
| 25 | Emily G Johns School Plano · Plano CUSD 88 | Middle | 32.5% | -7.8pp |
| 26 | Long Beach Elem School Montgomery · CUSD 308 | Elementary | 23.3% | -17.0pp |
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 Science test (school year 2024-25). Only public schools in Kendall 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.