Seneca Middle School (Ranked Top 50% for 2025-26)

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Seneca Middle School

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Top 50%

Serving 974 students in grades 6-8, Seneca Middle School ranks in the top 50% of all schools in New York for overall test scores (math proficiency is top 20%, and reading proficiency is top 20%).

The percentage of students achieving is 76% (which is higher than the New York state average of 52%). The percentage of students achieving is 39% (which is lower than the New York state average of 49%).

The student-teacher ratio of 11:1 is equal to the New York state level of 11:1.

Minority enrollment is 33% of the student body (majority Hispanic), which is lower than the New York state average of 60% (majority Hispanic).

Quick Facts (2025-26)

Grades: 6-8
Enrollment: 974 students
Student-Teacher Ratio: 11:1
Minority Enrollment: 33%
: Top 50% in NY
: 76% (Top 20%)
: 39% (Btm 50%)
: 90-94% (Top 20%)
Source: National Center for Education Statistics (NCES), NY Dept. of Education

Top Rankings

Seneca Middle School ranks among the top 20% of public schools in New York for:

School Overview

Seneca Middle School's student population of 974 students has declined by 6% over five school years.

The teacher population of 88 teachers has grown by 27% over five school years.

Grades Offered

Grades 6-8
(Supplemental Virtual)

View Data

Distribution of Students By Grade Trends
Grade	Seneca Middle School
6	335
7	303
8	336

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Total Students

974 students

View Data

Total Students Trends Over Years (1987-2023)
Year	Seneca Middle School
2023	973
2022	1,006
2021	1,038
2020	1,047
2019	1,047
2018	1,086
2017	1,086
2016	755
2015	750
2014	771
2013	768
2012	795
2011	799
2010	820
2009	807
2008	846
2007	838
2006	854
2005	857
2004	1,272
2003	1,242
2002	1,179
2001	1,138
2000	1,078
1999	1,077
1998	1,065
1997	1,003
1996	916
1995	1,042
1994	1,128
1993	1,100
1992	1,136
1991	1,194
1990	1,247
1989	1,360
1988	1,383
1987	1,330

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Gender %

Total Classroom Teachers

88 teachers

View Data

Total Classroom Teachers Trends Over Years (1990-2023)
Year	Seneca Middle School
2023	83
2022	78
2021	78
2020	69
2019	69
2018	69
2017	69
2016	50
2015	48
2014	52
2013	54
2012	58
2011	48
2010	60
2009	66
2008	65
2007	61
2006	58
2005	59
2003	90
2002	85
2001	80
2000	76
1999	75
1998	72
1997	73
1996	71
1995	73
1994	81
1993	74
1992	86
1991	93
1990	93

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Last Day of School

Sat. Jun 27, 2026

School Motto

Be Kind. Be Honest. Be Humble. Be your Best.

School Rankings

Seneca Middle School ranks within the top 50% of all 4,346 schools in New York (based off of combined math and reading proficiency testing data).

The of Seneca Middle School is 0.51, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.

This School

State Level (NY)

#1726 out of 4346 schools
(Top 50%)

View Data

Overall School Rank Trends Over Years (2012-2023)
Year	Seneca Middle School
2023	#1726
2022	#2367
2021	#1688
2019	#1622
2018	#1958
2017	#2318
2016	#1952
2015	#2354
2014	#1284
2013	#1517
2012	#1174

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76%

52%

View Data

Math Proficiency Comparison Over Years (2012-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	76%	52%	64%
2022	51%	46%	61%
2021	62%	55%	69%
2019	76%	54%	69%
2018	69%	52%	70%
2017	69%	50%	72%
2016	71%	49%	71%
2015	63%	48%	67%
2014	63%	41%	54%
2013	52%	39%	49%
2012	91%	69%	83%

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39%

49%

View Data

Reading and Language Arts Proficiency Comparison Over Years (2011-2022)
Year	Seneca Middle School	New York	Sachem Central School District
2022	39%	49%	45%
2021	62%	62%	76%
2019	52%	52%	64%
2018	46%	52%	70%
2017	29%	47%	62%
2016	37%	46%	64%
2015	25%	40%	55%
2014	36%	37%	47%
2013	43%	39%	48%
2012	69%	60%	73%
2011	65%	58%	70%

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90-94%

78%

View Data

Science Proficiency Comparison Over Years (2021-2022)
Year	Seneca Middle School	New York	Sachem Central School District
2022	92%	78%	89%
2021	87%	84%	92%

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Student-Teacher Ratio

11:1

View Data

Student-Teacher Ratio Comparison Over Years (1990-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	12:1	11:1	12:1
2022	13:1	11:1	13:1
2021	13:1	12:1	13:1
2020	15:1	13:1	15:1
2019	15:1	13:1	15:1
2018	16:1	14:1	16:1
2017	16:1	13:1	16:1
2016	15:1	14:1	16:1
2015	16:1	14:1	16:1
2014	15:1	14:1	16:1
2013	14:1	14:1	15:1
2012	14:1	14:1	15:1
2011	17:1	13:1	14:1
2010	14:1	13:1	15:1
2009	12:1	13:1	15:1
2008	13:1	13:1	15:1
2007	14:1	14:1	15:1
2006	15:1	14:1	15:1
2005	15:1	14:1	19:1
2003	14:1	14:1	14:1
2002	14:1	15:1	14:1
2001	14:1	14:1	14:1
2000	14:1	15:1	15:1
1999	14:1	16:1	15:1
1998	15:1	16:1	15:1
1997	14:1	16:1	16:1
1996	13:1	16:1	15:1
1995	14:1	16:1	15:1
1994	14:1	16:1	15:1
1993	15:1	16:1	16:1
1992	13:1	16:1	14:1
1991	13:1	15:1	14:1
1990	13:1	15:1	15:1

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American Indian

n/a

View Data

American Indian Student Percentage Comparison Over Years (2021-2022)
Year	Seneca Middle School	New York	Sachem Central School District
2022	1%	1%
2021	1%	1%

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Asian

10%

View Data

Asian Student Percentage Comparison Over Years (1993-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	5%	10%	7%
2022	4%	10%	7%
2021	4%	10%	7%
2020	5%	9%	7%
2019	5%	9%	7%
2018	6%	9%	7%
2017	6%	9%	7%
2016	5%	9%	7%
2015	4%	9%	6%
2014	4%	9%	6%
2013	3%	9%	6%
2012	4%	9%	6%
2011	3%	8%	6%
2010	4%	8%	5%
2009	3%	9%	5%
2008	3%	8%	5%
2007	3%	8%	5%
2006	4%	7%	4%
2005	3%	7%	5%
2004	3%	7%	4%
2003	3%	6%	4%
2002	3%	6%	3%
2001	3%	7%	3%
2000	4%	6%	3%
1999	3%	6%	3%
1998	3%	5%	2%
1997	3%	5%	3%
1996	2%	5%	2%
1995	2%	5%	3%
1994	2%	5%	2%
1993	3%	5%	2%

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Hispanic

20%

30%

View Data

Hispanic Student Percentage Comparison Over Years (1993-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	17%	29%	22%
2022	17%	29%	20%
2021	17%	28%	19%
2020	15%	27%	16%
2019	15%	27%	16%
2018	10%	26%	14%
2017	10%	26%	14%
2016	10%	26%	12%
2015	9%	25%	12%
2014	8%	25%	10%
2013	7%	24%	9%
2012	8%	23%	8%
2011	7%	22%	7%
2010	7%	22%	7%
2009	7%	21%	7%
2008	7%	21%	8%
2007	7%	21%	6%
2006	7%	20%	6%
2005	6%	20%	5%
2004	5%	19%	5%
2003	4%	19%	5%
2002	4%	19%	5%
2001	5%	18%	5%
2000	4%	18%	4%
1999	4%	18%	4%
1998	3%	18%	4%
1997	3%	18%	4%
1996	3%	17%	3%
1995	3%	17%	3%
1994	3%	17%	3%
1993	2%	16%	3%

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Black

16%

View Data

Black Student Percentage Comparison Over Years (1993-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	4%	16%	6%
2022	3%	16%	5%
2021	3%	17%	5%
2020	2%	17%	5%
2019	2%	17%	5%
2018	2%	17%	4%
2017	2%	17%	4%
2016	3%	18%	2%
2015	3%	18%	2%
2014	3%	18%	2%
2013	3%	18%	2%
2012	2%	18%	2%
2011	2%	19%	2%
2010	1%	19%	2%
2009	1%	19%	2%
2008	1%	20%	2%
2007	1%	19%	1%
2006	2%	20%	1%
2005	2%	20%	1%
2004	1%	20%	1%
2003	1%	20%	1%
2002	1%	20%	1%
2001	1%	20%	1%
2000	1%	21%	1%
1999	1%	21%	1%
1998	1%	20%	1%
1997	1%	20%	1%
1996	1%	20%	1%
1995	1%	20%	1%
1994	1%	20%	1%
1993	1%	20%	1%

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White

67%

40%

View Data

White Student Percentage Comparison Over Years (1993-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	71%	40%	58%
2022	72%	41%	60%
2021	72%	41%	62%
2020	75%	43%	65%
2019	75%	43%	65%
2018	82%	44%	70%
2017	82%	44%	70%
2016	82%	44%	78%
2015	84%	45%	80%
2014	85%	46%	81%
2013	87%	47%	82%
2012	86%	48%	84%
2011	88%	49%	85%
2010	88%	51%	86%
2009	89%	51%	86%
2008	89%	51%	85%
2007	89%	52%	88%
2006	87%	53%	89%
2005	89%	53%	89%
2004	91%	54%	90%
2003	92%	55%	90%
2002	92%	55%	91%
2001	91%	55%	91%
2000	91%	55%	92%
1999	92%	55%	92%
1998	93%	57%	93%
1997	93%	57%	92%
1996	94%	58%	94%
1995	94%	58%	93%
1994	94%	58%	94%
1993	94%	59%	94%

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Hawaiian

n/a

Two or more races

View Data

Two or More Races Student Percentage Comparison Over Years (2019-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	3%	4%	5%
2022	3%	3%	5%
2021	3%	3%	5%
2020	3%	3%	4%
2019	3%	3%	4%

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All Ethnic Groups

0.51

0.72

View Data

Diversity Score Comparison Over Years (1993-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	0.47	0.73	0.52
2022	0.45	0.72	0.50
2021	0.45	0.72	0.49
2020	0.42	0.71	0.46
2019	0.42	0.71	0.46
2018	0.32	0.71	0.41
2017	0.32	0.71	0.41
2016	0.32	0.70	0.37
2015	0.29	0.70	0.35
2014	0.27	0.69	0.34
2013	0.24	0.69	0.32
2012	0.25	0.68	0.29
2011	0.22	0.68	0.27
2010	0.22	0.66	0.26
2009	0.20	0.66	0.25
2008	0.20	0.66	0.27
2007	0.20	0.65	0.22
2006	0.24	0.64	0.21
2005	0.21	0.64	0.20
2004	0.16	0.63	0.19
2003	0.15	0.62	0.18
2002	0.15	0.62	0.17
2001	0.17	0.63	0.16
2000	0.17	0.62	0.15
1999	0.15	0.62	0.14
1998	0.13	0.61	0.13
1997	0.13	0.61	0.14
1996	0.11	0.60	0.13
1995	0.12	0.60	0.13
1994	0.12	0.60	0.12
1993	0.12	0.59	0.12

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Participates in the

Yes

Eligible for

25%

54%

View Data

Free Lunch Eligibility Comparison Over Years (1995-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	20%	53%	25%
2022	19%	51%	22%
2021	19%	52%	22%
2020	20%	50%	22%
2019	20%	50%	22%
2018	18%	48%	20%
2017	18%	48%	20%
2016	19%	44%	19%
2015	20%	45%	17%
2014	14%	42%	12%
2013	11%	41%	11%
2012	11%	42%	10%
2011	9%	41%	8%
2010	10%	16%	9%
2009	7%	37%	6%
2008	8%	36%	6%
2007	7%	36%	5%
2006	6%	37%	5%
2005	9%	14%	5%
2003	5%	13%	5%
2002	5%	36%	5%
2001	7%	36%	6%
2000	6%	37%	6%
1999	7%	38%	7%
1998	7%	37%	7%
1997	7%	38%	8%
1996	12%	13%	9%
1995	6%	13%	8%

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Eligible for

View Data

Reduced-Price Lunch Eligibility Comparison Over Years (2002-2023)
Year	Seneca Middle School	New York	Sachem Central School District
2023	1%	3%	2%
2022	2%	3%	1%
2021	2%	3%	2%
2020	2%	4%	3%
2019	2%	4%	3%
2018	3%	5%	3%
2017	3%	5%	3%
2016	3%	5%	3%
2015	4%	6%	4%
2014	5%	5%	4%
2013	5%	7%	4%
2012	6%	7%	4%
2011	5%	7%	4%
2010	5%	5%	4%
2009	5%	8%	4%
2008	5%	8%	4%
2007	4%	8%	3%
2006	4%	8%	3%
2005	5%	5%	4%
2003	5%	4%	4%
2002	5%	7%	4%

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School Statewide Testing

School District Name

Sachem Central School District

Source: National Center for Education Statistics (NCES), NY Dept. of Education

Profile last updated: 02/09/2025

Frequently Asked Questions

What is Seneca Middle School's ranking?

Seneca Middle School is ranked #1726 out of 4,346 schools, which ranks it among the top 50% of public schools in New York.

What schools are Seneca Middle School often compared to?

Seneca Middle Schoolis often viewed alongside schools like Sayville Middle School, Great Hollow Middle School by visitors of our site.

What percent of students have achieved state testing proficiency in math and reading?

76% of students have achieved math proficiency (compared to the 52% NY state average), while 39% of students have achieved reading proficiency (compared to the 49% NY state average).

How many students attend Seneca Middle School?

974 students attend Seneca Middle School.

What is the racial composition of the student body?

67% of Seneca Middle School students are White, 20% of students are Hispanic, 5% of students are Asian, 4% of students are Black, and 4% of students are Two or more races.

What is the student-teacher ratio of Seneca Middle School?

Seneca Middle School has a student ration of 11:1, which is equal to the New York state average of 11:1.

What grades does Seneca Middle School offer ?

Seneca Middle School offers enrollment in grades 6-8 (Supplemental Virtual).

What school district is Seneca Middle School part of?

Seneca Middle School is part of Sachem Central School District.

School Reviews

5 12/6/2007

This school is the best school ever i am a 6th grader at this school from Hiawatha Elementary. This school has a lot of activities for every grade and i love it. this is the best school ever Samantha Saintilus

- Posted by Student/Alumni - sache

Review Seneca Middle School. Reviews should be a few sentences in length. Please include any comments on:

Quality of academic programs, teachers, and facilities
Availability of music, art, sports and other extracurricular activities

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Quick Facts (2025-26)

Grades: 6-8
Enrollment: 974 students
Student-Teacher Ratio: 11:1
Minority Enrollment: 33%
: Top 50%
: 76% (Top 20%)
: 39% (Btm 50%)
: 90-94% (Top 20%)
Source: National Center for Education Statistics (NCES), NY Dept. of Education