- Enrollment
- 1,202
- Students per teacher
- 10.8:1
- Resource Index
- 61/100
Elementary school (grades K-5) · Wilton, CT
Cider Mill School
Federal NCES profile for Cider Mill School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataElementary school (grades K-5)NCES 090513001071
👥 S:T ratio 49
🌟 Gifted program 30
🎓 Counselors 17
📋 Attendance 92
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Cider Mill School earns 47/100 on the Resource Investment Index, with class sizes larger than 72% of Connecticut schools.
- #3 of 4
- public schools in Wilton · Resource Index
- 47
- Resource Index · Typical
- 12.8:1
- large classes for Connecticut
- 6.0%
- free-lunch eligible
Cider Mill School has class sizes larger than 72% of Connecticut schools. Computed live against every Connecticut school reporting to NCES.
By Resource Investment Index, Cider Mill School ranks #3 of 4 public schools in Wilton, CT.
School address
District: Wilton School District · Connecticut
NCES ID 090513001071 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
+52 students YoY
Cider Mill School grew from 770 students in 2022-23 to 822 in 2023-24 (+6.8%).
Teacher FTE held 65.8 → 65.7 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Growing CCD campus
+52 students YoY 090513001071 · Wilton, CT Elementary · MID · TRAD
831 enr · 12.8:1 · 6.0% lunch · RII 47
Nearest enrollment peer: Wilton High School (1,202 students)
Cider Mill School grew from 770 students in 2022-23 to 822 in 2023-24 (+6.8%). Teacher FTE held 65.8 → 65.7 across the same CCD years. Read with this school → · District book → · Connecticut schools → · Find another →
Cider Mill School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Wilton High Sc
Wilton High School
1,202 students
- Middlebrook Sc
Middlebrook School
852 students
- Miller-Driscol
Miller-Driscoll School
845 students
- This school
Cider Mill School
831 students
What this shows Cider Mill School reports 831 students on the CCD universe file.
How Cider Mill School compares
Cider Mill School is a growing campus on CCD: ratios and free-lunch share vs Connecticut and U.S. means.
| Metric | This school | vs Connecticut | Connecticut avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 12.8:1 | ▲ 6% | 12.1:1 | 15.7:1 |
| Free-lunch eligible | 6.0% | ▼ 84% | 36.4% | 51.7% |
| Enrollment | 831 | top 10% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
12.8:1
Leaner classes than 68% of US schools, among the more generously staffed nationally.
831
Bigger than 87% of US schools by enrollment, a large campus nationally.
Equity indicators methodology
Economic need
6.0%
free-lunch eligible
- 84% below the Connecticut average of 36.4%
Below the 40% Title I threshold, among the lower-need profiles in the state; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
12.8:1
students per teacher
- 6% above state mean
Top 72% in Connecticut - lower ratio than 28% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
3.2%
chronically absent (missed 10%+ of school days)
Below 5%, comfortably under the pre-pandemic national baseline for chronic absenteeism.
Funding equity
$26,848
per pupil, district-wide
- above Connecticut avg of $24,680
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors2.0 FTE
Per 416 students, the combined health-and-guidance staffing load for this school.
Discipline context
7
in-school suspensions + 0 out-of-school
Suspension rate: 0.8 per 100 students. Combined in-school and out-of-school rate: 0.8 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 73.3%
Asian 12.2%
Hispanic or Latino 7.0%
Two or More 6.5%
African American 1.1%
Largest group: White at 73.3% of enrollment.
Student-body diversity index 43.9/100
Simpson diversity index - at 43.9, Cider Mill School is less mixed than the Connecticut school average of 50.5.
Programs
District finance for Wilton School District reports $26,848 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Cider Mill School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Wilton High School | Larger | Similar economic need | Lower S:T ratio |
| Middlebrook School | Similar size | Similar economic need | Lower S:T ratio |
| Miller-Driscoll School | Similar size | Similar economic need | Similar S:T ratio |
Comparisons are relative to Cider Mill School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 852
- Students per teacher
- 9.9:1
- Resource Index
- 54/100
- Enrollment
- 845
- Students per teacher
- 14.1:1
- Resource Index
- 40/100
Nationwide elementary schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~831 students)
Frequently asked questions about Cider Mill School
How many students attend Cider Mill School?
Cider Mill School has 831 students enrolled. It is an elementary school in Wilton, CT. CCD year-over-year: 770 (2022-23) → 822 (2023-24), up 52.
What is the student-teacher ratio at Cider Mill School?
The student-teacher ratio at Cider Mill School is 12.8:1, which is 6% higher than the Connecticut average of 12.1:1 and 18% lower than the national average of 15.7:1.
What percentage of students receive free lunch at Cider Mill School?
6.0% of students at Cider Mill School are eligible for free lunch, compared to the Connecticut average of 36.4%.
What is the racial and ethnic makeup of Cider Mill School?
The largest demographic group at Cider Mill School is White at 73.3% of enrollment, in Wilton, CT.
What is the Resource Investment Index for Cider Mill School?
Cider Mill School has a Resource Investment Index of 47/100 (typical reported resources relative to schools nationally) based on 4 factors: student-teacher ratio, gifted-program reporting, counselor availability, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Cider Mill School rank among public schools in Wilton?
By Resource Investment Index, Cider Mill School ranks #3 of 4 public schools in Wilton, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking.
What other schools are in Wilton School District?
Besides Cider Mill School, Wilton School District also operates Wilton High School (1,202 students), Middlebrook School (852 students), and Miller-Driscoll School (845 students). See the Wilton School District district page for the complete list.