- Enrollment
- 1,193
- Students per teacher
- 12.3:1
- Resource Index
- 37/100
Elementary school (grades K-5) · Troy, NY
Ps 18
Federal NCES profile for Ps 18, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 36/100.
2024-25 NCES dataElementary school (grades K-5)NCES 362895003917
👥 S:T ratio 61
🌟 Gifted program 30
🎓 Counselors 37
📋 Attendance 17
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Ps 18 earns 36/100 on the Resource Investment Index, with class sizes smaller than 73% of New York schools.
- #3 of 5
- elementary schools in Troy · Resource Index
- 36
- Resource Index · Typical
- 9.8:1
- small classes for New York
- 44.0%
- free-lunch eligible
Ps 18 has class sizes smaller than 73% of New York schools. Computed live against every New York school reporting to NCES.
By Resource Investment Index, Ps 18 ranks #3 of 5 elementary schools in Troy, NY.
School address
District: Troy City School District · New York
NCES ID 362895003917 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-12 students YoY
Ps 18 held near 297 students from 2022-23 to 2023-24 (-12 headcount).
Teacher FTE added 32.5 → 35.4 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Steady CCD campus
-12 students YoY 362895003917 · Troy, NY Elementary · SMALL · TRAD
313 enr · 9.8:1 · 44.0% lunch · RII 36
Nearest enrollment peer: Troy High School (1,193 students)
Ps 18 held near 297 students from 2022-23 to 2023-24 (-12 headcount). Teacher FTE added 32.5 → 35.4 across the same CCD years. Read with this school → · District book → · New York schools → · Find another →
Ps 18 in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Troy High Scho
Troy High School
1,193 students
- Troy Middle Sc
Troy Middle School
733 students
- Ps 14 460
Ps 14
460 students
- Carroll Hill S 325
Carroll Hill School
325 students
- This school 313
Ps 18
313 students
- Ps 2 249
Ps 2
249 students
What this shows Ps 18 reports 313 students on the CCD universe file.
How Ps 18 compares
Ps 18 held steady on CCD headcount: ratios and free-lunch share vs New York and U.S. means.
| Metric | This school | vs New York | New York avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 9.8:1 | ▼ 17% | 11.8:1 | 15.7:1 |
| Free-lunch eligible | 44.0% | ▼ 22% | 56.2% | 51.7% |
| Enrollment | 313 | top 73% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
9.8:1
Leaner classes than 90% of US schools, among the more generously staffed nationally.
313
Bigger than 34% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
44.0%
free-lunch eligible
- 22% below the New York average of 56.2%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
9.8:1
students per teacher
- 17% below state mean
Top 27% in New York - lower ratio than 73% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
33.2%
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
$29,395
per pupil, district-wide
- above New York avg of $28,120
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 313 students, the combined health-and-guidance staffing load for this school.
Discipline context
7
in-school suspensions + 6 out-of-school
Suspension rate: 2.2 per 100 students. Combined in-school and out-of-school rate: 4.2 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 57.8%
Hispanic or Latino 16.6%
African American 15.0%
Two or More 7.7%
Asian 2.9%
Largest group: White at 57.8% of enrollment.
Student-body diversity index 60.9/100
Simpson diversity index - at 60.9, Ps 18 is more mixed than the New York school average of 45.5.
Programs
District finance for Troy City School District reports $29,395 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Ps 18 Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Troy High School | Larger | Higher economic need | Higher S:T ratio |
| Troy Middle School | Larger | Higher economic need | Similar S:T ratio |
| Ps 14 | Larger | Higher economic need | Similar S:T ratio |
| Carroll Hill School | Similar size | Higher economic need | Lower S:T ratio |
| Ps 2 | Similar size | Higher economic need | Lower S:T ratio |
Comparisons are relative to Ps 18's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 733
- Students per teacher
- 9.2:1
- Resource Index
- 36/100
- Enrollment
- 460
- Students per teacher
- 9.8:1
- Resource Index
- 25/100
- Enrollment
- 325
- Students per teacher
- 7.6:1
- Resource Index
- 34/100
- Enrollment
- 249
- Students per teacher
- 7.8:1
- Resource Index
- 37/100
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 (~313 students)
Frequently asked questions about Ps 18
How many students attend Ps 18?
Ps 18 has 313 students enrolled. It is an elementary school in Troy, NY. CCD year-over-year: 309 (2022-23) → 297 (2023-24), nearly flat (-12).
What is the student-teacher ratio at Ps 18?
The student-teacher ratio at Ps 18 is 9.8:1, which is 17% lower than the New York average of 11.8:1 and 38% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Ps 18?
44.0% of students at Ps 18 are eligible for free lunch, compared to the New York average of 56.2%.
What is the racial and ethnic makeup of Ps 18?
The largest demographic group at Ps 18 is White at 57.8% of enrollment, in Troy, NY. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 60.9/100.
What is the Resource Investment Index for Ps 18?
Ps 18 has a Resource Investment Index of 36/100 (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 Ps 18 rank among elementary schools in Troy?
By Resource Investment Index, Ps 18 ranks #3 of 5 elementary schools in Troy, NY. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all elementary schools in Troy on the city page.
What other schools are in Troy City School District?
Besides Ps 18, Troy City School District also operates Troy High School (1,193 students), Troy Middle School (733 students), and Ps 14 (460 students). See the Troy City School District district page for the complete list.