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SCHOOL COMMUNITY·ROSLYN UNION FREE SCHOOL DISTRICT·NCES 362505003470

ROSLYN HIGH SCHOOL

475 ROUND HILL RD, ROSLYN HEIGHTS, NY 11577 · (516) 801-5101 · Nassau County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL1,086 STUDENTS
A
allk12 Grade
Scored higher than 88% of New York public high schools
  • ATest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • A-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 high schools

Enrollment
1,086
High
DISTRICT 666 · STATE 668
Student : Teacher
10.6:1
102 FTE teachers
DISTRICT 11.9:1 · STATE 11.0:1
Free / Reduced Lunch
16%
179 students
DISTRICT 17% · STATE 58%
Community
1
0 members
Enrollment and student:teacher ratio compared against other high schools. Free/Reduced Lunch and demographics compared against all schools.

Enrollment by grade, 2024-25

GradeStudentsShare
Grade 925624%
Grade 1028326%
Grade 1127425%
Grade 1226224%
Ungraded111%
Student demographics
56%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 58% · STATE 72% · US 70%
White
66261%
DISTRICT 59% · STATE 39% · US 43%
Hispanic
979%
DISTRICT 10% · STATE 31% · US 30%
Black
363%
DISTRICT 3% · STATE 16% · US 15%
Asian
27125%
DISTRICT 26% · STATE 10% · US 6%
Two+
151%
DISTRICT 3% · STATE 4% · US 5%
Native American
20%
DISTRICT 0% · STATE 1% · US 1%
Pacific Islander
20%
DISTRICT 0% · STATE 0% · US 0%
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
53349%
Female
55251%

School pathway

Feeds from
ROSLYN MIDDLE SCHOOL06–08
Based on grade levels within ROSLYN UNION FREE SCHOOL DISTRICT. Attendance zones can vary; confirm enrollment with the district.

Discussions

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Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
96.0%
NY avg 58.3% . +2.0pp since 2023
Math
70.0%
NY avg 57.4% . -1.0pp since 2023

What this means: On the NYS Assessments, New York's statewide test, about 96 of every 100 students at this school read and write at grade level and about 70 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 2 points since 2023, while math scores are down about 1 points.

NYS Assessments results by year

School yearEnglish Language ArtsMath
2024-2596.0%70.0%
2023-2494.0%71.0%
% 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
86.8%
composite math + reading, all grades
Predicted
68.9%
based on NY schools with similar FRL share
Beats by
+17.9pp
above demographic expectation

What this means: About 87% of students here test proficient in math and reading, compared with the roughly 69% 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 ROSLYN HIGH SCHOOL

ROSLYN HIGH SCHOOL's state test result (86.8% proficient) is higher than 1 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
ROSLYN HIGH SCHOOL this school1,08616.5%86.8%
WILLIAMSVILLE EAST HIGH SCHOOL
EAST AMHERST
94015.9%92.8%
ARDSLEY HIGH SCHOOL
ARDSLEY
75515.8%88.0%
NISKAYUNA HIGH SCHOOL
SCHENECTADY
1,37921.7%81.7%
MANHASSET SECONDARY SCHOOL
MANHASSET
1,0319.9%87.8%
GREAT NECK NORTH HIGH SCHOOL
GREAT NECK
1,15526.8%92.3%
Matched among New York high 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 ROSLYN HIGH SCHOOL ranks

Among high schools
MeasureThis schoolIn New YorkIn Nassau County
State test proficiency
ranked highest first
86.8%#106 of 1,135#21 of 57
Math proficiency
ranked highest first
70.0%#265 of 1,109
▲ 86
#34 of 57
▲ 5
Reading proficiency
ranked highest first
96.0%#56 of 1,135
▲ 106
#12 of 56
▲ 13
Enrollment
ranked largest first
1,086#215 of 1,216#34 of 59
Students per teacher
ranked fewest first
10.6:1#443 of 1,058#19 of 57
Diversity index
ranked most diverse first
55.6%#362 of 1,070#29 of 57
Free and reduced lunch
ranked highest share first
16.5%#1,117 of 1,167#43 of 57
Enrollment change since 2017-18
ranked fastest growth first
+4.6%#221 of 339#15 of 23
Ranked against other public high 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
1,086
+61 (+6%) vs 2020
+37% since 1990-91, when it was 792
Student : Teacher
10.6:1
was 11.4:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-251,086102.310.6:116% (179)
2023-241,06698.910.8:116% (169)
2022-231,03596.910.7:115% (159)
2020-211,0259011.4:112% (128)
2017-181,0388711.9:115% (151)
2015-161,0338312.4:112% (127)
2010-111,1009511.6:18% (84)
2000-018156412.7:16% (52)
1990-917926412.4:1N/A
Source: NCES Common Core of Data. Rows are the federal collections on file for ROSLYN HIGH SCHOOL.

About ROSLYN HIGH SCHOOL

ROSLYN HIGH SCHOOL is a public high school run by ROSLYN UNION FREE SCHOOL DISTRICT in ROSLYN HEIGHTS, New York. Classes run from 9 through 12, and the school has 1,086 students. Against the 668-student average for high schools in New York, enrollment here is 63% higher.

The 5 schools in ROSLYN UNION FREE SCHOOL DISTRICT enroll 3,329 students altogether, ROSLYN HIGH SCHOOL among them.

At ROSLYN HIGH SCHOOL, White students make up 61% of the student body. The school is also 25% Asian, 9% Hispanic, and 3% Black. The school's diversity index is 56%, meaning two students picked at random have a 56% chance of belonging to different racial or ethnic groups.

The school has about 10.6 students per teacher and 102.3 full-time-equivalent teachers. That matches the 11.0:1 average for high schools in New York fairly closely. Federal records put free or reduced-price lunch eligibility at 16%. The 31% average for public schools in Nassau County is 15 points higher.

allk12 grades ROSLYN HIGH SCHOOL an A. The grade compares the school only with New York public high schools, because each state gives its own test.

ROSLYN HIGH SCHOOL sits between the top and bottom 10% of New York schools on BeatsExpectations, with an actual average proficiency rate on state tests of 86.8% and a predicted 68.9%.

In the county around the school, Nassau County, the median household income is $146,202, roughly 50% of adults have a four-year degree or more, and about 4% of residents live below the federal poverty line. There are 315 public schools in Nassau County, enrolling about 200,775 students in all.

EAST HILLS ELEMENTARY SCHOOL is located about 0.3 miles from ROSLYN HIGH SCHOOL. Around the school, at least 8 other public schools are within five miles. In a group of 7 nearby schools with scores, ROSLYN HIGH SCHOOL ranks 1st on average proficiency.

Locale: Suburb: Large. In NCES terms, the school is in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.

Compared with 2020-21, the school had 61 more students in 2024-25.

Posts about school events, clubs, and volunteer needs are welcome on this page. Reviews and ratings from people who know the school are welcome.

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
ROSLYN HIGH SCHOOL
District
ROSLYN UNION FREE SCHOOL DISTRICT
Address
475 ROUND HILL RD, ROSLYN HEIGHTS, NY 11577
Phone
(516) 801-5101
County
Nassau County
Level
High
Grade range
09–12
Total enrollment
1,086
Teachers (FTE)
102
Student–teacher ratio
10.6:1
Free and reduced lunch
179 (16%)
Locale
21-Suburb: Large
NCES ID
362505003470
Charter school
No
Virtual school
No

Related schools

Other schools in ROSLYN UNION FREE SCHOOL DISTRICT
Other schools in ROSLYN HEIGHTS
Nearby schools

Frequently asked questions

About ROSLYN HIGH SCHOOL
How many students attend ROSLYN HIGH SCHOOL?
ROSLYN HIGH SCHOOL enrolls approximately 1,086 students in grades 09-12.
What grades does ROSLYN HIGH SCHOOL serve?
ROSLYN HIGH SCHOOL serves grades 09-12.
How many teachers does ROSLYN HIGH SCHOOL have?
ROSLYN HIGH SCHOOL employs 102 FTE teachers, for a student-to-teacher ratio of 10.6:1.
What is the student diversity at ROSLYN HIGH SCHOOL?
Student demographics at ROSLYN HIGH SCHOOL are roughly 61% White, 9% Hispanic, 3% Black, 25% Asian, 1% Two or more.
What district is ROSLYN HIGH SCHOOL in?
ROSLYN HIGH SCHOOL is part of ROSLYN UNION FREE SCHOOL DISTRICT.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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