Enrollment
60
Illinois · 2024-25 NCES data
High school (grades 9-12) · London Mills, IL
Federal NCES profile for Spoon River Valley Sr High Sch, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 40/100.
The verdict
Spoon River Valley Sr High Sch earns 40/100 on the Resource Investment Index, with class sizes smaller than 99% of Illinois schools. It is also one of the smallest schools in Illinois.
Spoon River Valley Sr High Sch has class sizes smaller than 99% of Illinois schools. Computed live against every Illinois school reporting to NCES.
By Resource Investment Index, Spoon River Valley Sr High Sch ranks #1 of 3 public schools in London Mills, IL.
NCES ID 173696003809 Verify on NCES CCD record →
Enrollment
60
Illinois · 2024-25 NCES data
Teachers (FTE)
9.0
Federal CCD staff survey
Students per teacher
6.7:1
vs 14:1 Illinois avg
-52% vs state
How Spoon River Valley Sr High Sch compares with Illinois and U.S. medians
Smaller classes than state median
6.7:1 - 7.3 below the Illinois state median of 14:1, indicating smaller average class loads than typical schools in the state.
Spoon River Valley Sr High Sch is a small high school in London Mills, Illinois, enrolling 60 students.
Classes run notably small here: at 6.7:1, Spoon River Valley Sr High Sch is leaner than roughly 99% of Illinois schools and 52% under the state's 14:1 norm, more adult attention per pupil than most peers.
This is a small campus: fewer students than 98% of Illinois schools, with 60 enrolled.
Its Resource Investment Index lands in the upper third of 3,845 scored Illinois schools.
Its student body is predominantly White (93% of enrollment), among the less diverse in the state (diversity index 13/100).
No Advanced Placement courses are reported for this campus in the federal data.
Counselor coverage is strong, about 60 students per counselor, inside the American School Counselor Association's recommended 250:1.
Chronic absenteeism is elevated: 63.3% of students missed 10% or more of school days (2021-22 Civil Rights Data Collection).
The federal civil-rights collection also records 9 expulsions at this campus for 2021-22.
Spoon River Valley Cusd 4 also operates Spoon River Valley Elem School (134 students) and Spoon River Valley Jr High Sch (42 students) alongside Spoon River Valley Sr High Sch.
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
Spoon River Valley Sr High Sch on the metrics families compare, against Illinois and U.S. means.
| Metric | This school | vs Illinois | Illinois avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 6.7:1 | ▼ 52% | 14:1 | 15.7:1 |
| Enrollment | 60 | top 98% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Largest group: White at 93.3% of enrollment.
Simpson diversity index - at 12.8, Spoon River Valley Sr High Sch is less mixed than the Illinois school average of 38.9.
District-wide per-pupil expenditure for Spoon River Valley Cusd 4, which includes Spoon River Valley Sr High Sch.
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 |
|---|---|---|---|
| Spoon River Valley Elem School | Larger | No free-lunch data | Higher S:T ratio |
| Spoon River Valley Jr High Sch | Smaller | No free-lunch data | Higher S:T ratio |
Comparisons are relative to Spoon River Valley Sr High Sch's own figures; each column derives from NCES Common Core of Data.
Matched by enrollment size and by staffing ratio across all of Illinois, not just this city - a different peer set than the local comparisons above.
Next steps
Verify locally before acting on Spoon River Valley Sr High Sch'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.
Spoon River Valley Sr High Sch has 60 students enrolled. It is a high school in London Mills, IL.
The student-teacher ratio at Spoon River Valley Sr High Sch is 6.7:1, which is 52% lower than the Illinois average of 14:1 and 57% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
The largest demographic group at Spoon River Valley Sr High Sch is White at 93.3% of enrollment, in London Mills, IL.
Spoon River Valley Sr High Sch has a Resource Investment Index of 40/100 (typical reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
By Resource Investment Index, Spoon River Valley Sr High Sch ranks #1 of 3 public schools in London Mills, IL. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in London Mills on the city page.
Spoon River Valley Sr High Sch earns 40/100 on the Resource Investment Index, with class sizes smaller than 99% of Illinois schools. It is also one of the smallest schools in Illinois. 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 Spoon River Valley Sr High Sch, Spoon River Valley Cusd 4 also operates Spoon River Valley Elem School (134 students) and Spoon River Valley Jr High Sch (42 students). See the Spoon River Valley Cusd 4 district page for the complete list.
Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.
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PlainSchools, “Spoon River Valley Sr High Sch, London Mills IL.” Compiled from NCES Common Core of Data, Civil Rights Data Collection, and the NCES F-33 finance survey; data as of June 2026. https://plainschools.com/schools/spoon-river-valley-sr-high-sch-il/
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