- Enrollment
- 1,953
- Students per teacher
- 18.8:1
- Resource Index
- 46/100
Middle school (grades 6-8) · Newburgh, IN
Castle South Middle School
Federal NCES profile for Castle South Middle School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 45/100.
2024-25 NCES dataMiddle school (grades 6-8)NCES 181239002454
👥 S:T ratio 34
🌟 Gifted program 70
🎓 Counselors 36
📋 Attendance 39
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Castle South Middle School earns 45/100 on the Resource Investment Index, with class sizes near the Indiana median.
- #4 of 8
- public schools in Newburgh · Resource Index
- 45
- Resource Index · Typical
- 16.4:1
- students per teacher
- 29.1%
- free-lunch eligible
Castle South Middle School has class sizes near the Indiana median. Computed live against every Indiana school reporting to NCES.
By Resource Investment Index, Castle South Middle School ranks #4 of 8 public schools in Newburgh, IN.
School address
District: Warrick County School Corp · Indiana
NCES ID 181239002454 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-38 students YoY
Castle South Middle School shrank from 712 students in 2022-23 to 674 in 2023-24 (-5.3%).
Teacher FTE added 39.0 → 40.2 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-38 students YoY 181239002454 · Newburgh, IN Middle · MID · TRAD
641 enr · 16.4:1 · 29.1% lunch · RII 45
Nearest enrollment peer: Castle High School (1,953 students)
Castle South Middle School shrank from 712 students in 2022-23 to 674 in 2023-24 (-5.3%). Teacher FTE added 39.0 → 40.2 across the same CCD years. Read with this school → · District book → · Indiana schools → · Find another →
Castle South Middle School in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Castle High Sc
Castle High School
1,953 students
- John H Castle
John H Castle Elementary School
965 students
- Boonville High
Boonville High School
892 students
- Castle North M 758
Castle North Middle School
758 students
- Sharon Element 724
Sharon Elementary School
724 students
- This school 641
Castle South Middle School
641 students
What this shows Castle South Middle School reports 641 students on the CCD universe file.
How Castle South Middle School compares
Castle South Middle School is a shrinking campus on CCD: ratios and free-lunch share vs Indiana and U.S. means.
| Metric | This school | vs Indiana | Indiana avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.4:1 | ▲ 3% | 15.9:1 | 15.7:1 |
| Free-lunch eligible | 29.1% | ▼ 41% | 49.5% | 51.7% |
| Enrollment | 641 | top 23% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.4:1
Leaner classes than 35% of US schools, a middle-of-the-pack class size.
641
Bigger than 76% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
29.1%
free-lunch eligible
- 41% below the Indiana average of 49.5%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
16.4:1
students per teacher
- 3% above state mean
Top 63% in Indiana - lower ratio than 37% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Engagement
24.3%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$11,885
per pupil, district-wide
- below Indiana avg of $12,921
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors2.0 FTE
Per 321 students, the combined health-and-guidance staffing load for this school.
Discipline context
18
in-school suspensions + 82 out-of-school
Suspension rate: 2.8 per 100 students. Combined in-school and out-of-school rate: 15.6 per 100 students. Reported via the Civil Rights Data Collection. Includes 3 expulsions.
Student demographics
White 80.3%
Two or More 7.3%
Hispanic or Latino 5.3%
African American 4.2%
Asian 2.3%
American Indian / Alaska Native 0.3%
Native Hawaiian / Pacific Islander 0.2%
Largest group: White at 80.3% of enrollment.
Student-body diversity index 34.5/100
Simpson diversity index - at 34.5, Castle South Middle School is less mixed than the Indiana school average of 39.0.
Programs
Gifted & talented Yes
District finance for Warrick County School Corp reports $11,885 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Castle South Middle School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Castle High School | Larger | Similar economic need | Higher S:T ratio |
| John H Castle Elementary School | Larger | Lower economic need | Higher S:T ratio |
| Boonville High School | Larger | Similar economic need | Lower S:T ratio |
| Castle North Middle School | Similar size | Similar economic need | Higher S:T ratio |
| Sharon Elementary School | Similar size | Higher economic need | Higher S:T ratio |
Comparisons are relative to Castle South Middle School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 965
- Students per teacher
- 20.1:1
- Resource Index
- 45/100
- Enrollment
- 892
- Students per teacher
- 14.6:1
- Resource Index
- 47/100
- Enrollment
- 758
- Students per teacher
- 18.9:1
- Resource Index
- 52/100
- Enrollment
- 724
- Students per teacher
- 18.6:1
- Resource Index
- 45/100
Similar middle schools in Newburgh
1 comparable middle schools (grades 6-8) serving the same city.
Nationwide middle 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 (~641 students)
Frequently asked questions about Castle South Middle School
How many students attend Castle South Middle School?
Castle South Middle School has 641 students enrolled. It is a middle school in Newburgh, IN. CCD year-over-year: 712 (2022-23) → 674 (2023-24), down 38.
What is the student-teacher ratio at Castle South Middle School?
The student-teacher ratio at Castle South Middle School is 16.4:1, which is 3% higher than the Indiana average of 15.9:1 and 4% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Castle South Middle School?
29.1% of students at Castle South Middle School are eligible for free lunch, compared to the Indiana average of 49.5%.
What is the racial and ethnic makeup of Castle South Middle School?
The largest demographic group at Castle South Middle School is White at 80.3% of enrollment, in Newburgh, IN.
What is the Resource Investment Index for Castle South Middle School?
Castle South Middle School has a Resource Investment Index of 45/100 (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 Castle South Middle School rank among public schools in Newburgh?
By Resource Investment Index, Castle South Middle School ranks #4 of 8 public schools in Newburgh, IN. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Newburgh on the city page.
What other schools are in Warrick County School Corp?
Besides Castle South Middle School, Warrick County School Corp also operates Castle High School (1,953 students), John H Castle Elementary School (965 students), and Boonville High School (892 students). See the Warrick County School Corp district page for the complete list.