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Arland D Williams Jr Elem Sch
School pathway
Test scores
IAR + ISA 2024-25 . % Proficient (Levels 4-5)What this means: On the IAR + ISA, Illinois's statewide test, about 54 of every 100 students at this school read and write at grade level and about 44 of 100 do math at grade level. Across all Illinois schools, those numbers are about 51 and 38. Reading and writing scores are up about 15 points since 2023, while math scores are up about 20 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 46% of students here test proficient in math and reading, well above the roughly 32% typical for Illinois schools with a similar share of low-income students. BeatsExpectations ranks schools against others at the same poverty level, not by raw scores, so a school can post high scores and still fall short of its prediction, or post lower scores and still beat it. This school clears its prediction by about 14 points, placing it in Illinois's top 10%.
7-year change
SY 2017-18 vs SY 2024-25About Arland D Williams Jr Elem Sch
Set in Mattoon, Illinois, Arland D Williams Jr Elem Sch is a well-populated elementary-level community, operated by Mattoon CUSD 2. It teaches 653 students across grades K through 5. By comparison, Illinois's public schools average about 381 students each, so Arland D Williams Jr Elem Sch sits 71% larger than that benchmark.
Arland D Williams Jr Elem Sch is one of 5 schools operated by Mattoon CUSD 2, a district that instructs 2,983 students overall.
For racial and ethnic makeup, Arland D Williams Jr Elem Sch reports that White students make up the majority at 74%. The remainder consists of 10% multiracial, 8% Black, 7% Hispanic. The wider county runs roughly 90% White, putting the school's mix meaningfully less White than the area baseline.
On the income-and-resources front, The school lists 46 full-time-equivalent teachers, for a student-teacher ratio near 14.3:1. The state averages about 13.9:1, putting this campus right in line with peers. Around 69% of the student body qualifies for free or reduced-price meals, a commonly cited indicator of low-income enrollment. That share is higher than Coles County's rate of about 55%.
On a residual basis (actual vs predicted given the student mix), Arland D Williams Jr Elem Sch is in the OUTPERFORMING tier of the BeatsExpectations model, which fits a per-state line through proficiency and FRL share. Schools with this campus's poverty mix typically land near 31.9%; this one delivers 46.1%, a residual of +14.3 points.
In the area at large, ACS estimates for Coles County put median household income runs about $56,478, 27% of adults hold a bachelor's degree or higher, and the poverty rate sits near 12%. Arland D Williams Jr Elem Sch is one of 23 public schools in Coles County (combined enrollment of about 5,973 students).
The closest other public school is Mattoon Middle School, roughly 0.5 miles away. Within five miles, there are 4 other public schools. Ranking that nearby cluster on reported proficiency puts Arland D Williams Jr Elem Sch at 1st of 7; the average score across the group is 37.9%.
The school occupies a town-based site.
Over the past 7-year window. Arland D Williams Jr Elem Sch's enrollment has fell 11% since 2018, when it stood at 734 (now 653). The White share of enrollment shrank from 82% to 74% over that span. The student-to-teacher ratio fell from 17.4:1 in 2018 to 14.3:1 today.
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Coles County at a glance
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