Enrollment
486
Illinois · 2024-25 NCES data
Elementary school (grades K-5) · Crystal Lake, IL
Federal NCES profile for Canterbury Elem School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 54/100.
The verdict
Canterbury Elem School earns 54/100 on the Resource Investment Index, with class sizes near the Illinois median.
Canterbury Elem School has class sizes near the Illinois median. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Canterbury Elem School ranks #5 of 9 elementary schools in Crystal Lake, IL.
NCES ID 171135001357 Verify on NCES CCD record →
Enrollment
486
Illinois · 2024-25 NCES data
Teachers (FTE)
37.0
Federal CCD staff survey
Students per teacher
12.7:1
vs 14:1 Illinois avg
-9% vs state
How Canterbury Elem School compares with Illinois and U.S. medians
At or below state median
12.7:1 - 1.3 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
Canterbury Elem School is a mid-sized elementary school in Crystal Lake, Illinois, enrolling 486 students.
Class sizes run a bit leaner than typical: 12.7:1 puts it in the smaller third of Illinois schools by student-teacher ratio.
Enrollment of 486 puts it in the larger third of Illinois schools by headcount.
Its Resource Investment Index lands in the upper third of 3,845 scored Illinois schools.
Its student body is led by Hispanic or Latino (54%) and White (39%) (diversity index 55/100).
Attendance runs somewhat below the norm, with 22.4% of students chronically absent per the 2021-22 civil-rights collection.
Among Crystal Lake's elementary schools, it stands alongside North Elem School (638 students): Canterbury Elem School is smaller than that campus by headcount and runs leaner classes (12.7:1 vs 13.9:1).
Crystal Lake Ccsd 47 also operates Hannah Beardsley Middle School (829 students) and Lundahl Middle School (797 students) alongside Canterbury Elem School.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
Canterbury Elem School on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.7:1 | ▼ 9% | 14:1 | 15.7:1 |
| Enrollment | 486 | top 32% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Largest group: Hispanic or Latino at 53.9% of enrollment.
Simpson diversity index - at 55.4, Canterbury Elem School is more mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Crystal Lake Ccsd 47, which includes Canterbury Elem School.
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Hannah Beardsley Middle School | Larger | No free-lunch data | Higher S:T ratio |
| Lundahl Middle School | Larger | No free-lunch data | Similar S:T ratio |
| Richard F Bernotas Middle Sch | Larger | No free-lunch data | Similar S:T ratio |
| North Elem School | Larger | No free-lunch data | Similar S:T ratio |
| Coventry Elem School | Larger | No free-lunch data | Similar S:T ratio |
Comparisons are relative to Canterbury Elem School's own figures; each column derives from NCES Common Core of Data.
6 comparable elementary schools (grades K-5) serving the same city.
Next steps
Verify locally before acting on Canterbury Elem School's federal record.
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Canterbury Elem School has 486 students enrolled. It is an elementary school in Crystal Lake, IL.
The student-teacher ratio at Canterbury Elem School is 12.7:1, which is 9% lower than the Illinois average of 14:1 and 19% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Canterbury Elem School is Hispanic or Latino at 53.9% of enrollment, in Crystal Lake, IL. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 55.4/100.
Canterbury Elem School has a Resource Investment Index of 54/100 (higher reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Canterbury Elem School ranks #5 of 9 elementary schools in Crystal Lake, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Crystal Lake on the city page.
Canterbury Elem School earns 54/100 on the Resource Investment Index, with class sizes near the Illinois median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
Besides Canterbury Elem School, Crystal Lake Ccsd 47 also operates Hannah Beardsley Middle School (829 students), Lundahl Middle School (797 students), and Richard F Bernotas Middle Sch (737 students). See the Crystal Lake Ccsd 47 district page for the complete list.