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SCHOOL COMMUNITY·SEAFORD UNION FREE SCHOOL DISTRICT·NCES 362640003618

SEAFORD MIDDLE SCHOOL

3940 SUNSET AVE, SEAFORD, NY 11783 · (516) 592-4280 · Nassau County
GRADES 06–08MIDDLE21-SUBURBREGULAR SCHOOL522 STUDENTS
A-
allk12 Grade
Scored higher than 80% of New York public middle schools
  • ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • B+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
  • ·Three-year trend Not available for this school, so the grade uses the other parts.

Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded New York public middle schools

Enrollment
522
Middle
DISTRICT 546 · STATE 531
Student : Teacher
8.7:1
60 FTE teachers
DISTRICT 9.8:1 · STATE 10.3:1
Free / Reduced Lunch
12%
65 students
DISTRICT 12% · STATE 58%
Community
1
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 619738%
Grade 715530%
Grade 816932%
Ungraded10%
Student demographics
26%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 32% · STATE 72% · US 70%
White
44786%
DISTRICT 82% · STATE 39% · US 43%
Hispanic
408%
DISTRICT 11% · STATE 31% · US 30%
Black
41%
DISTRICT 1% · STATE 16% · US 15%
Asian
234%
DISTRICT 4% · STATE 10% · US 6%
Two+
82%
DISTRICT 2% · STATE 4% · US 5%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
27953%
Female
24347%

School pathway

Students here typically continue to
SEAFORD MIDDLE SCHOOL→SEAFORD SENIOR HIGH SCHOOL
Feeds from
SEAFORD HARBOR SCHOOLKG–05SEAFORD MANOR SCHOOLKG–05
Based on grade levels within SEAFORD UNION FREE SCHOOL DISTRICT. Attendance zones can vary; confirm enrollment with the district.

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Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
59.0%
NY avg 58.3% . +1.0pp since 2023
Math
81.0%
NY avg 57.4% . -0.5pp since 2023

What this means: On the NYS Assessments, New York's statewide test, about 59 of every 100 students at this school read and write at grade level and about 81 of 100 do math at grade level. Across all New York schools, those numbers are about 58 and 57. Reading and writing scores are up about 1 points since 2023, while math scores have held steady.

NYS Assessments results by year

School yearEnglish Language ArtsMath
2024-2559.0%81.0%
2023-2458.0%81.5%
% Proficient (Level 3 + Level 4), all students and all tested grades.
Source: NYS Assessments. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
73.5%
composite math + reading, all grades
Predicted
70.4%
based on NY schools with similar FRL share
Beats by
+3.1pp
above demographic expectation

What this means: About 73% of students here test proficient in math and reading, compared with the roughly 70% typical for New York schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among New York's top nor bottom 10%.

BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

Schools most like SEAFORD MIDDLE SCHOOL

SEAFORD MIDDLE SCHOOL's state test result (73.5% proficient) is higher than 4 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
SEAFORD MIDDLE SCHOOL this school52212.5%73.5%
NESAQUAKE MIDDLE SCHOOL
SAINT JAMES
46615.0%68.9%
SAYVILLE MIDDLE SCHOOL
SAYVILLE
58211.7%70.9%
EAST AURORA MIDDLE SCHOOL
EAST AURORA
50413.3%74.7%
WANTAGH MIDDLE SCHOOL
WANTAGH
64512.2%68.5%
MOUNT SINAI MIDDLE SCHOOL
MOUNT SINAI
61712.3%59.2%
Matched among New York middle schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.

Where SEAFORD MIDDLE SCHOOL ranks

Among middle schools
MeasureThis schoolIn New YorkIn Nassau County
State test proficiency
ranked highest first
73.5%#92 of 766#17 of 52
Math proficiency
ranked highest first
81.0%#183 of 768
▼ 17
#28 of 52
no change
Reading proficiency
ranked highest first
59.0%#220 of 768
▼ 31
#27 of 52
▼ 4
Enrollment
ranked largest first
522#341 of 796#40 of 52
Students per teacher
ranked fewest first
8.7:1#89 of 683#10 of 52
Diversity index
ranked most diverse first
25.9%#571 of 688#52 of 52
Free and reduced lunch
ranked highest share first
12.5%#744 of 773#43 of 52
Enrollment change since 2017-18
ranked steepest decline first
-4.4%#437 of 524#20 of 30
Ranked against other public middle schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.

4-year change

SY 2020-21 vs SY 2024-25
Enrollment
522
0 (0%) vs 2020
-9% since 1990-91, when it was 574
Student : Teacher
8.7:1
was 9.0:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-25522608.7:112% (65)
2023-2448758.38.3:115% (75)
2022-2351757.98.9:115% (78)
2020-21522589.0:112% (62)
2017-185465110.7:111% (62)
2015-165925011.8:19% (55)
2010-116374913.0:16% (41)
2000-016104613.3:12% (13)
1990-915744812.0:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for SEAFORD MIDDLE SCHOOL.

About SEAFORD MIDDLE SCHOOL

SEAFORD MIDDLE SCHOOL is a mid-sized middle school. Its address is in SEAFORD, New York. The school serves grades 6 through 8. Enrollment is 522 students.

SEAFORD UNION FREE SCHOOL DISTRICT includes 4 schools. Together they enroll 2,184 students.

SEAFORD MIDDLE SCHOOL is 86% White by enrollment. Other reported shares: 8% Hispanic and 4% Asian. That compares with about 57% White among all Nassau County residents. Measured by the diversity index, the student body scores 26%.

The school's 60 full-time-equivalent teachers translate to a student-to-teacher ratio of 8.7:1. Middle schools in New York average 10.3:1, 1.6 more students per teacher than here. Income data for the school show 12% of students eligible for free or reduced-price lunch. On average, public schools in Nassau County report 31%.

Among New York public middle schools, SEAFORD MIDDLE SCHOOL outscored 80%, which works out to an A- on the allk12 Grade.

On the allk12 BeatsExpectations measure, SEAFORD MIDDLE SCHOOL is 3.1 points above the average proficiency rate across its state test results predicted for its free or reduced-price lunch share: 73.5% actual, 70.4% predicted. That is outside both the top and bottom 10% in New York.

Five-year Census Bureau estimates for Nassau County show that median household income comes to about $146,202, a bachelor's degree or higher is held by about 50% of adults, and the poverty rate is about 4%. The county's public schools total 315, with about 200,775 students.

Among nearby public schools, SEAFORD MANOR SCHOOL is closest at about 0.1 miles. In all, at least 8 other public schools sit within five miles of SEAFORD MIDDLE SCHOOL. Among the 9 closest schools with test data, this one included, SEAFORD MIDDLE SCHOOL ranks 3rd on average proficiency.

NCES describes the area around SEAFORD MIDDLE SCHOOL as Suburb: Large, meaning in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

From 2020-21 to 2024-25, enrollment held near 522, starting from 522.

SEAFORD MIDDLE SCHOOL has a community page on allk12 for topics such as special education services, counseling, and support programs. You can also rate the school on this page.

Nassau County at a glance

View full county profile
Population
1,389,591
Census ACS
Median income
$146,202
Household, ACS
Bachelor's+
50%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
315
200,775 students

Quick facts

School name
SEAFORD MIDDLE SCHOOL
District
SEAFORD UNION FREE SCHOOL DISTRICT
Address
3940 SUNSET AVE, SEAFORD, NY 11783
Phone
(516) 592-4280
County
Nassau County
Level
Middle
Grade range
06–08
Total enrollment
522
Teachers (FTE)
60
Student–teacher ratio
8.7:1
Free and reduced lunch
65 (12%)
Locale
21-Suburb: Large
NCES ID
362640003618
Charter school
No
Virtual school
No

Related schools

Other schools in SEAFORD UNION FREE SCHOOL DISTRICT
Other schools in SEAFORD
Other Seaford Middle schools

One other US public school is named Seaford Middle. SEAFORD MIDDLE SCHOOL is the 2nd largest of the 2.

Nearby schools

Frequently asked questions

About SEAFORD MIDDLE SCHOOL
How large is SEAFORD MIDDLE SCHOOL?
SEAFORD MIDDLE SCHOOL enrolls approximately 522 students in grades 06-08.
What age range does SEAFORD MIDDLE SCHOOL serve?
SEAFORD MIDDLE SCHOOL serves students from grade 06 through grade 08.
What is the student-teacher ratio at SEAFORD MIDDLE SCHOOL?
The student-to-teacher ratio at SEAFORD MIDDLE SCHOOL is approximately 8.7:1 (60 FTE teachers).
What is the racial breakdown of students at SEAFORD MIDDLE SCHOOL?
At SEAFORD MIDDLE SCHOOL, the student body is approximately 86% White, 8% Hispanic, 1% Black, 4% Asian, 2% Two or more.
What district is SEAFORD MIDDLE SCHOOL in?
SEAFORD MIDDLE SCHOOL is part of SEAFORD UNION FREE SCHOOL DISTRICT.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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