Average
#2780 of 4,742 schools in NY
Seneca Middle School
Middle School · Sachem Central School District · Holbrook, NY
A Sachem Central School District middle school where students score 16 points below what's typical for similar communities.
850 MAIN ST, Holbrook, NY 11741
- Math 50% proficient (2022)
- Reading 38% proficient (2022)
- 11.2:1 student-teacher ratio
Academics
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Students at Seneca Middle School score 44% proficient, which is below what's typical for similar communities (expected: 60%).
2022 EdFacts proficiency
Most recent published year. School vs. NY average.
Trend
↓ DecliningProficiency has fallen 20 points since 2019, to 44% in 2022, across a 14-year record (2009–2022).
Show all 14 years
Multi-year averages used by the rating model: math 64% (multi-year average, 2009-2022) · reading/ELA 52% (multi-year average, 2009-2022)
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Based on 34 test records from NY state assessments and EdFacts (NCES).
Equity & diversity
Shown separately, not included in the overall scoreFree/reduced lunch
27.2%
Students qualifying for federal meal assistance
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateThe neighborhood
Where Seneca Middle School sits, and what the surrounding area looks like.
Nearby same-level schools are colored by their score. Pins are locations, not attendance boundaries. Open the New York map →
Getting around & local context
- Walk 64Somewhat Walkable
- Bike 47Somewhat Bikeable
- County Safety: Low3/100K
Powered by
FBI Uniform Crime Reporting · 2024 · county context, not school-level safety or attendance eligibility. Source details
Source period: 2024. A newer release may be available.
Area profileU.S. Census ACS 5-year estimates (ACS 2019–2023 5-year estimates)
Median income
$138,417
Median home value
$504,000
Median rent
$2,434/mo
College educated
33.3%
Homeownership
77.5%
Poverty rate
4.9%
ACS 2019–2023 5-year estimates for the ZCTA associated with school ZIP 11741; this is area context, not an attendance boundary.
Compare nearby
Nearby same-level schools
4 from a 5-mile search; district fallback available
| School | Score | Grades | Distance | Enrollment | Compare |
|---|---|---|---|---|---|
| Sagamore Middle SchoolEnrollment path unverified | 6.0 | 6–8 | 1.8 mi | 898 | Compare → |
| Samoset Middle SchoolEnrollment path unverified | 5.8 | 6–8 | 2.6 mi | 879 | Compare → |
| Ronkonkoma Middle SchoolEnrollment path unverified | 7.4 | 6–8 | 3.2 mi | 679 | Compare → |
| Sayville Middle SchoolEnrollment path unverified | 8.1 | 6–8 | 3.2 mi | 604 | Compare → |
Distance is proximity only; it is not attendance eligibility.
Enrollment path unverified: Potential public school; its attendance or application path has not been classified.
Sachem Central School District
- Schools in district
- 15
- Rank in district
- #7 of 15
- District spending per student
- $29,505NCES F-33 · FY 2023 · This annual source is three years behind the current year.
- District child poverty rate
- 4.6%Census SAIPE · 2024
Seneca Middle School is listed in SACHEM CENTRAL SCHOOL DISTRICT; a district label does not verify attendance for an address.
About Seneca Middle School
Seneca Middle School is a public middle school in Holbrook, NY, part of Sachem Central School District, serving approximately 974 students in grades 6th-8th with a 11.2:1 student-teacher ratio. It holds a MySchoolScout rating of 5.9 out of 10 and ranks #2,780 of 4,742 schools in NY. State assessment records show 64% math proficiency (multi-year average, 2009-2022) and 52% reading/ELA proficiency (multi-year average, 2009-2022).
Frequently asked questions
Common questions about Seneca Middle School
What grades does Seneca Middle School serve?
Seneca Middle School serves students in grades 6th through 8th.
How many students attend Seneca Middle School?
Seneca Middle School has an enrollment of approximately 974 students.
What is the student-teacher ratio at Seneca Middle School?
The student-teacher ratio at Seneca Middle School is 11.2:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Seneca Middle School rank in NY?
Seneca Middle School ranks #2,780 of 4,742 schools in NY.
What is Seneca Middle School's MySchoolScout rating?
Seneca Middle School has a current MySchoolScout rating of 5.9 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Seneca Middle School?
Based on loaded state assessment records, Seneca Middle School has 64% math proficiency (multi-year average, 2009-2022) and 52% reading/ELA proficiency (multi-year average, 2009-2022).
Is Seneca Middle School a charter school?
No, Seneca Middle School is not a charter school. It is a traditional public school operated by the local school district.
Is Seneca Middle School a Title I school?
No, Seneca Middle School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Seneca Middle School?
27.2% of students at Seneca Middle School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
School factsNCES Common Core of Data (CCD) (SY 2023–24)
- Grades
- 6th – 8th
- Enrollment
- 974
- Student-Teacher Ratio
- 11.2:1
- Teachers (FTE)
- 87
- Type
- regular
- Setting
- Large Suburb
- County
- Suffolk County
- Chronic Absenteeism (SY 2022-23)
- 17.8%
- Phone
- (631) 471-1850
- Area population (ZIP 11741)
- 26,356
- Area average commute
- 32.6 min
- Area median age
- 40.6
Official sources & links
About this school's data
Every number on this page comes from a published source with a stated period. Where a source is partial, aging, or describes a surrounding area rather than the school, that limitation is named below.
- School directory (enrollment, grades, staff, contact)
- NCES Common Core of Data (CCD) · SY 2023–24 · Medium confidence
- Source period: SY 2023–24. A newer release may be available.
- MySchoolScout rating and rank
- MySchoolScout ranking model · Low confidence
- Vintage not available. Do not use this measure alone.
- Derived as a weighted blend of the component scores shown in Academics from state assessment, EdFacts growth, and NCES resource records.
- Math proficiency
- State department of education · 2022 EdFacts · Low confidence
- Older source: 2022 EdFacts. Use as historical context.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Reading/ELA proficiency
- State department of education · 2022 EdFacts · Low confidence
- Older source: 2022 EdFacts. Use as historical context.
- Available for part of the eligible units; results may not represent the full area.
- Derived from source records rather than read directly from one field.
- Student progress (growth)
- NCES EdFacts · Mixed source periods · Low confidence
- Vintage not available. Do not use this measure alone.
- Available for part of the eligible units; results may not represent the full area.
- Derived as the fitted year-over-year slope of proficiency from multi-year assessment records.
- Neighborhood (income, housing, education)
- U.S. Census ACS 5-year estimates · ACS 2019–2023 5-year estimates · Low confidence
- Older source: ACS 2019–2023 5-year estimates. Use as historical context.
- Reported for the ZCTA for ZIP 11741; this does not measure the attendance area.
Evidence periods: Rating mixed/unknown input periods; assessments multi-year average, 2009-2022; directory SY 2023–24
Related reading
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