IAR results are in and 78% of LaSalle County students failed the mathematics portion of the test in the 2023-24 school year, according to the Illinois State Board of Education.
The students’ overall failure rate in the subject in LaSalle County rose by 0.9% compared to the previous school year.
In comparison, schools in Alexander County fared the worst among all Illinois counties, with 97.1% of students failing to meet test requirements.
At the other end of the spectrum, Monroe County had the highest success rate across the state, with 50% of its students passing the mathematics portion of the IAR.
The Illinois Assessment of Readiness (IAR) measures how well students in grades 3-8 are progressing toward state standards in English language arts and mathematics.
Recent IAR data shows that while Illinois students improved slightly in the test, math performance remains below pre-pandemic levels. In 2024, 28.4% of students met math benchmarks, compared to 31.8% in 2019. However, data also indicates a significant achievement gap based on race and ethnicity.Â
The disparities were even more pronounced in math. White students achieved a proficiency rate of 38.7%, while Black students achieved 9.1% and Hispanic students 15.6%. Asian students achieved the highest proficiency rates in both subjects, hitting 68.2% in ELA and 61.4% in math.
| School | Students who did not meet standards (%) | Total students tested |
|---|---|---|
| Lincoln Junior High School | 96.4% | 250 |
| Northlawn Junior High School | 93.1% | 594 |
| Northwest Elementary School | 91.3% | 265 |
| Washington Elementary School | 88% | 125 |
| Tonica Grade School | 87.6% | 80 |
| Shepherd Middle School | 85.9% | 362 |
| Marseilles Elementary School | 85.9% | 290 |
| Lincoln Elementary School | 85.1% | 114 |
| Lincoln Elementary School | 84.4% | 212 |
| Centennial Elementary School | 83.6% | 287 |
| Northbrook School | 82.5% | 435 |
| Central Intermediate School | 81.8% | 318 |
| Serena Middle School | 80.9% | 189 |
| Lincoln Elementary School | 80.3% | 112 |
| Ransom Grade School | 75% | 60 |
| Earlville Elementary School | 74.3% | 156 |
| Sheridan Elementary School | 74.1% | 54 |
| Dimmick Community Consolidated School District 175 | 73.9% | 103 |
| Milton Pope Elementary School | 72.7% | 121 |
| Parkside Middle School | 72.1% | 348 |
| Leland Elementary School | 70.2% | 111 |
| Jefferson Elementary School | 68.4% | 98 |
| Seneca Grade School North Campus | 68.2% | 104 |
| Lostant Elementary School | 66.7% | 42 |
| Waltham Elementary School | 62.3% | 151 |
| Harding Grade School | 61% | 41 |
| Seneca Elementary School South Campus | 60.6% | 216 |
| McKinley Elementary School | 56.9% | 137 |
| Grand Ridge School | 56.7% | 134 |
| Rutland Elementary School | 56.4% | 39 |
| Northview Elementary School | 53.9% | 206 |
| Wallace Elementary School | 53.8% | 225 |
| Deer Park C.C. Elementary School | 50% | 24 |
