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records, no number is typed in by an editor. District totals are aggregated directly from the schools reporting under this district in the source records. See our
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Marengo, Illinois - 1 schools
An equity score of 42/100 ranks Riley Ccsd 18 #311 of 763 districts in Illinois (state average 38). Derived live from how evenly resources are distributed across the district's schools.
At $15,578 per pupil, Riley Ccsd 18 ranks #452 of 848 Illinois districts by per-pupil spending (Illinois districts). NCES F-33 finance data.
270
Total Enrollment
1
Schools
$15,578
Per-Pupil Spending
Elementary
School Types
District-Level NCES Analysis
Riley Ccsd 18 operates 1 public schools serving 270 students, placing it among the smallest districts in Illinois. The school portfolio breaks down into 1 elementary schools, a small enough portfolio that most families will interact with nearly every campus in the district at some point. These enrollment and school figures come from the NCES Common Core of Data (CCD) 2024-25 release, and the district is based in Mchenry County.
Per-pupil expenditure runs $15,578 according to the NCES F-33 School District Finance Survey, in the lower half of 848 Illinois districts by per-pupil spending. See how Illinois compares in our national per-pupil spending analysis. The funding mix is 56.6% local, 38.0% state, and 5.4% federal, a local-revenue-heavy mix that leaves the district more exposed to property-tax swings and local ballot measures than state-funded peers. The district's equity score is 42/100, ranked #311 of 763 in Illinois against a state average of 38, in line with the typical spread seen across the state for how evenly funding reaches its schools.
and 18.4% chronic absenteeism from the 2021-22 Civil Rights Data Collection. Demographically, the student body averages 68.2% White, 31.4% Hispanic or Latino across the district's schools.
Its largest campus is Riley Comm Cons School, enrolling 277 students (100% of the district's total enrollment).
Riley Comm Cons School accounts for 100.0% of all Riley Ccsd 18 student enrollment
That is an overwhelming concentration, leaving the rest of Riley Ccsd 18 a distant remainder — means Riley Ccsd 18-wide averages can mask substantial variation outside the dominant entity. Grade band: elementary. A single dominant campus often anchors a district's program offerings and staffing patterns; the share helps explain why district-wide averages may not reflect the typical neighbourhood-school experience. When one entity dominates a region's footprint, its programmatic and budget decisions effectively set policy for a majority of the affected population.
Riley Ccsd 18 chronic absenteeism rate is 18.4% — near the typical range (US average ~28) — aligned with the national post-pandemic baseline of roughly 28% chronic absenteeism
chronic absenteeism rate is the simplest comparative metric but it does not capture the full picture: a student is chronically absent if they miss ≥10% of enrolled days for any reason, illness, family obligations, or disengagement Variation between sub-units within Riley Ccsd 18 is typically wider than the Riley Ccsd 18-aggregate figure suggests.