Enrollment
338
Connecticut · 2024-25 NCES data
High school (grades 9-12) · Old Saybrook, CT
Old Saybrook Senior High School
Federal NCES profile for Old Saybrook Senior High School, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 46/100.
2024-25 NCES dataHigh school (grades 9-12)NCES 090318000684
👥 S:T ratio 67
📚 AP courses 50
🌟 Gifted program 30
🎓 Counselors 32
📋 Attendance 53
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Old Saybrook Senior High School earns 46/100 on the Resource Investment Index, with class sizes smaller than 96% of Connecticut schools.
- #3 of 3
- public schools in Old Saybrook · Resource Index
- 46
- Resource Index · Typical
- 8.2:1
- small classes for Connecticut
- 18.2%
- free-lunch eligible
Old Saybrook Senior High School has class sizes smaller than 96% of Connecticut schools. Computed live against every Connecticut school reporting to NCES.
By Resource Investment Index, Old Saybrook Senior High School ranks #3 of 3 public schools in Old Saybrook, CT.
School address
District: Old Saybrook School District · Connecticut
NCES ID 090318000684 Verify on NCES CCD record →
Teachers (FTE)
41.0
Federal CCD staff survey
Students per teacher
8.2:1
vs 12.1:1 Connecticut avg
-32% vs state
Free-lunch eligible
18.2%
vs 36.4% Connecticut avg
-50% vs state
Student-teacher ratio in context
How Old Saybrook Senior High School compares with Connecticut and U.S. medians
What stands out at Old Saybrook Senior High School
Old Saybrook Senior High School is a lower-poverty, mid-sized high school in Old Saybrook, Connecticut, enrolling 338 students.
Classes run notably small here: at 8.2:1, Old Saybrook Senior High School is leaner than roughly 96% of Connecticut schools and 32% under the state's 12.1:1 norm, more adult attention per pupil than most peers.
Economic need runs somewhat below the state's typical profile, with 18.2% of students eligible for free meals.
Enrollment of 338 puts it in the smaller third of Connecticut schools by headcount.
Its Resource Investment Index sits near the middle of the pack among 1,003 scored Connecticut schools.
Among 276 similarly sized, similarly resourced-need Connecticut schools statewide, it ranks #228, in the lower tier once campus size and economic need are matched.
Its student body is led by White (78%) and Hispanic or Latino (14%) (diversity index 37/100).
On the academic-pipeline side it reports 10 Advanced Placement courses.
Counselor availability sits well past the ASCA benchmark, roughly 338 students sharing each counselor, though short of the most stretched campuses.
Attendance runs somewhat below the norm, with 18.9% of students chronically absent per the 2021-22 civil-rights collection.
The surrounding Old Saybrook School District spends $29,157 per pupil, 22% above the Connecticut average, a better-resourced district than most.
Old Saybrook School District also operates Kathleen E. Goodwin School (383 students) and Old Saybrook Middle School (307 students) alongside Old Saybrook Senior High 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
How Old Saybrook Senior High School compares
Old Saybrook Senior High School on the metrics families compare, against Connecticut and U.S. means.
| Metric | This school | vs Connecticut | Connecticut avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 8.2:1 | ▼ 32% | 12.1:1 | 15.7:1 |
| Free-lunch eligible | 18.2% | ▼ 50% | 36.4% | 51.7% |
| Enrollment | 338 | top 67% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
8.2:1
Leaner classes than 95% of US schools, among the more generously staffed nationally.
338
Bigger than 38% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
18.2%
free-lunch eligible
- 50% below the Connecticut average of 36.4%
Below the 40% Title I threshold; federal aid targets individual qualifying students rather than schoolwide programs.
Staffing depth
8.2:1
students per teacher
- 32% below state mean
Top 4% in Connecticut - lower ratio than 96% of state schools
Well under the widely cited 15:1 individualized-attention benchmark, among the leaner class loads nationally.
Engagement
18.9%
chronically absent (missed 10%+ of school days)
In the 15-20% range, nearing the "high" absenteeism threshold.
Funding equity
$29,157
per pupil, district-wide
- above Connecticut avg of $23,870
Well above the U.S. public-school average, reflecting substantially higher local or state investment per enrolled student.
Support staff
Counselors1.0 FTE
Per 338 students, the combined health-and-guidance staffing load for this school.
Discipline context
4
in-school suspensions + 0 out-of-school
Suspension rate: 1.2 per 100 students. Combined in-school and out-of-school rate: 1.2 per 100 students. Reported via the Civil Rights Data Collection.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
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.
Student demographics
White 77.9%
Hispanic or Latino 14.3%
Asian 3.6%
Two or More 3.3%
African American 0.6%
Native Hawaiian / Pacific Islander 0.3%
Largest group: White at 77.9% of enrollment.
Student-body diversity index 37.0/100
Simpson diversity index - at 37.0, Old Saybrook Senior High School is less mixed than the Connecticut school average of 50.5.
Programs
AP courses offered 10
Funding & spending
District-wide per-pupil expenditure for Old Saybrook School District, which includes Old Saybrook Senior High School.
$29,157
Per student
+22%
vs Connecticut
Avg $23,870
+76%
vs U.S.
Avg $16,593
Revenue mix
Local 80.1%
State 15.5%
Federal 4.4%
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.
How Old Saybrook Senior High School Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Kathleen E. Goodwin School | Similar size | Similar economic need | Similar S:T ratio |
| Old Saybrook Middle School | Similar size | Similar economic need | Similar S:T ratio |
Comparisons are relative to Old Saybrook Senior High School's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 383
- Students per teacher
- 9.3:1
- Resource Index
- 49/100
- Enrollment
- 307
- Students per teacher
- 7.3:1
- Resource Index
- 62/100
Similar high schools statewide
Matched by enrollment size and by staffing ratio across all of Connecticut, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~338 students)
Next steps
Verify locally before acting on Old Saybrook Senior High School's federal record.
- Compare Old Saybrook Senior High School against another school. Compare schools
- Old Saybrook School District's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
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.
Frequently asked questions about Old Saybrook Senior High School
How many students attend Old Saybrook Senior High School?
Old Saybrook Senior High School has 338 students enrolled. It is a high school in Old Saybrook, CT.
What is the student-teacher ratio at Old Saybrook Senior High School?
The student-teacher ratio at Old Saybrook Senior High School is 8.2:1, which is 32% lower than the Connecticut average of 12.1:1 and 48% 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 Old Saybrook Senior High School?
18.2% of students at Old Saybrook Senior High School are eligible for free lunch, compared to the Connecticut average of 36.4%.
What is the racial and ethnic makeup of Old Saybrook Senior High School?
The largest demographic group at Old Saybrook Senior High School is White at 77.9% of enrollment, in Old Saybrook, CT.
What is the Resource Investment Index for Old Saybrook Senior High School?
Old Saybrook Senior High School has a Resource Investment Index of 46/100 (typical reported resources relative to schools nationally) based on 5 factors: student-teacher ratio, AP course offerings, counselor availability, attendance rates. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Old Saybrook Senior High School rank among public schools in Old Saybrook?
By Resource Investment Index, Old Saybrook Senior High School ranks #3 of 3 public schools in Old Saybrook, CT. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Old Saybrook on the city page.
Is Old Saybrook Senior High School a good school?
Old Saybrook Senior High School earns 46/100 on the Resource Investment Index, with class sizes smaller than 96% of Connecticut schools. 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.
What other schools are in Old Saybrook School District?
Besides Old Saybrook Senior High School, Old Saybrook School District also operates Kathleen E. Goodwin School (383 students) and Old Saybrook Middle School (307 students). See the Old Saybrook School District district page for the complete list.
Related tools
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.