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SCHOOL COMMUNITY·LYNBROOK UNION FREE SCHOOL DISTRICT·NCES 361791001607

LYNBROOK SOUTH MIDDLE SCHOOL

333 UNION AVE, LYNBROOK, NY 11563 · (516) 887-0267 · Nassau County
GRADES 06–08MIDDLE21-SUBURBREGULAR SCHOOL414 STUDENTS
Enrollment
414
Middle
DISTRICT 349 · STATE 531
Student : Teacher
10.6:1
39 FTE teachers
DISTRICT 9.3:1 · STATE 10.3:1
Free / Reduced Lunch
12%
48 students
DISTRICT 16% · STATE 58%
Community
0
0 members
Enrollment and student:teacher ratio compared against other middle schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Grade 6
150
Grade 7
132
Grade 8
132
Student demographics
White
27667%
DISTRICT 61% · STATE 39%
Hispanic
7217%
DISTRICT 22% · STATE 31%
Black
225%
DISTRICT 7% · STATE 16%
Asian
297%
DISTRICT 7% · STATE 10%
Two+
123%
DISTRICT 3% · STATE 4%
Native American
31%
DISTRICT 0% · STATE 1%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
20550%
Female
20950%

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Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
53.0%
NY avg 58.3% . +7.0pp since 2023
Math
75.7%
NY avg 57.4% . +4.6pp since 2023
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
65.6%
composite math + reading, all grades
Predicted
70.7%
based on NY schools with similar FRL share
Beats by
-5.1pp
below demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
414
+27 (+7%) vs 2017
Student : Teacher
10.6:1
was 11.1:1
% White
67%
was 78%
% Hispanic
17%
was 11%
% Black
5%
was 5%
% Asian
7%
was 5%
Source: NCES Common Core of Data

About LYNBROOK SOUTH MIDDLE SCHOOL

Set in LYNBROOK, New York, LYNBROOK SOUTH MIDDLE SCHOOL is a low-enrollment junior high, operated by LYNBROOK UNION FREE SCHOOL DISTRICT. It teaches 414 students across grades 6 through 8. By comparison, New York's public schools average about 531 students each, so LYNBROOK SOUTH MIDDLE SCHOOL sits 22% below that benchmark.

Across the 7 schools in LYNBROOK UNION FREE SCHOOL DISTRICT (2,725 students total), LYNBROOK SOUTH MIDDLE SCHOOL accounts for its share of the district's footprint.

On demographics, LYNBROOK SOUTH MIDDLE SCHOOL records that the largest single group is White, at 67% of enrollment. Beyond that, the school lists 17% Hispanic, 7% Asian, 5% Black, 3% multiracial. That is visibly more White than the county at large, where the share is closer to 57%.

On the income-and-resources front, LYNBROOK SOUTH MIDDLE SCHOOL lists 39 full-time-equivalent teachers, putting the student-to-teacher ratio at about 10.6:1. That tracks the state average closely. About 12% of enrolled students meet the income threshold for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. Set against Nassau County (around 31%), the school's rate is south of typical.

With demographic context factored in, LYNBROOK SOUTH MIDDLE SCHOOL sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 70.7%; this one delivers 65.6%.

Zooming out to the county, community-level numbers for Nassau County indicate median household income runs about $146,202, roughly 50% of adults have completed at least a four-year degree, and census figures put the poverty rate at about 4%. LYNBROOK SOUTH MIDDLE SCHOOL is one of 315 public schools in Nassau County (combined enrollment of about 200,775 students).

MARION STREET SCHOOL is the nearest neighboring public school, about 0.4 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Among the 8 schools in that immediate cluster with test data (this one included), LYNBROOK SOUTH MIDDLE SCHOOL ranks 6th on composite proficiency, behind the local average of 71.6%.

The school occupies a bedroom-community site.

Over the past 7-year window. Over the past 7-year window, the student count edged up 7%: 387 students in 2018 compared to 414 in 2025. The White share of enrollment contracted from 78% to 67% over that span.

On allk12, posts here usually surface around school events, parent volunteer needs, and clubs. Members of the school community can share what they know.

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
LYNBROOK SOUTH MIDDLE SCHOOL
District
LYNBROOK UNION FREE SCHOOL DISTRICT
Address
333 UNION AVE, LYNBROOK, NY 11563
Phone
(516) 887-0267
County
Nassau County
Level
Middle
Grade range
06–08
Total enrollment
414
Teachers (FTE)
39
Student–teacher ratio
10.6:1
Free/Reduced lunch
48 (12%)
Locale
21-Suburb: Large
NCES ID
361791001607
Charter school
No
Virtual school
No

Related schools

Other schools in LYNBROOK UNION FREE SCHOOL DISTRICT
Other schools in LYNBROOK
Nearby schools

Frequently asked questions

About LYNBROOK SOUTH MIDDLE SCHOOL
How large is LYNBROOK SOUTH MIDDLE SCHOOL?
LYNBROOK SOUTH MIDDLE SCHOOL enrolls approximately 414 students in grades 06-08.
Is LYNBROOK SOUTH MIDDLE SCHOOL an elementary, middle, or high school?
LYNBROOK SOUTH MIDDLE SCHOOL is a middle school covering grades 06-08.
How many teachers does LYNBROOK SOUTH MIDDLE SCHOOL have?
LYNBROOK SOUTH MIDDLE SCHOOL employs 39 FTE teachers, for a student-to-teacher ratio of 10.6:1.
What is the student diversity at LYNBROOK SOUTH MIDDLE SCHOOL?
Student demographics at LYNBROOK SOUTH MIDDLE SCHOOL are roughly 67% White, 17% Hispanic, 5% Black, 7% Asian, 3% Two or more.
What district is LYNBROOK SOUTH MIDDLE SCHOOL in?
LYNBROOK SOUTH MIDDLE SCHOOL is part of LYNBROOK UNION FREE SCHOOL DISTRICT.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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