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SCHOOL COMMUNITY·BYRAM HILLS CENTRAL SCHOOL DISTRICT·NCES 360606000389

BYRAM HILLS HIGH SCHOOL

12 TRIPP LN, ARMONK, NY 10504 · (914) 273-9200 · Westchester County
GRADES 09–12HIGH41-RURALREGULAR SCHOOL740 STUDENTS
Enrollment
740
High
DISTRICT 584 · STATE 668
Student : Teacher
9.4:1
79 FTE teachers
DISTRICT 10.0:1 · STATE 11.0:1
Free / Reduced Lunch
7%
49 students
DISTRICT 4% · 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
Grade 9
178
Grade 10
183
Grade 11
175
Grade 12
196
Ungraded
8
Student demographics
White
59180%
DISTRICT 80% · STATE 39%
Hispanic
486%
DISTRICT 7% · STATE 31%
Black
61%
DISTRICT 1% · STATE 16%
Asian
669%
DISTRICT 7% · STATE 10%
Two+
284%
DISTRICT 5% · STATE 4%
Native American
10%
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
37651%
Female
36449%

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Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
98.0%
NY avg 58.3% . -1.0pp since 2023
Math
94.0%
NY avg 57.4% . -3.0pp since 2023
Source: NYS Assessments. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
OUTPERFORMING
Top 10% of NY schools after controlling for student poverty
Actual proficiency
97.0%
composite math + reading, all grades
Predicted
72.6%
based on NY schools with similar FRL share
Beats by
+24.4pp
above 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
740
-59 (-7%) vs 2017
Student : Teacher
9.4:1
was 10.3:1
% White
80%
was 90%
% Hispanic
6%
was 4%
% Black
1%
was 1%
% Asian
9%
was 5%
Source: NCES Common Core of Data

About BYRAM HILLS HIGH SCHOOL

Set in ARMONK, New York, BYRAM HILLS HIGH SCHOOL is a reasonably sized senior high, one of the schools within BYRAM HILLS CENTRAL SCHOOL DISTRICT. It educates 740 students across grades 9 through 12.

Across the 4 schools in BYRAM HILLS CENTRAL SCHOOL DISTRICT (2,336 students total), BYRAM HILLS HIGH SCHOOL accounts for its share of the district's footprint.

On demographics, BYRAM HILLS HIGH SCHOOL lists that White students make up the majority at 80%; the rest comes out to 9% Asian, 6% Hispanic, 4% multiracial. That is visibly more White than the county at large, where the share is closer to 52%.

Looking at the economic backdrop, BYRAM HILLS HIGH SCHOOL lists 79 full-time-equivalent teachers, putting the student-to-teacher ratio at about 9.4:1. Statewide, the average ratio sits near 11.0:1, putting BYRAM HILLS HIGH SCHOOL tighter than the state norm the norm. An estimated 7% of students are eligible for free or reduced-price lunch, a commonly cited indicator of low-income enrollment. Set against Westchester County (around 38%), the school's rate is south of typical.

Adjusting for the school's free-and-reduced-lunch share, BYRAM HILLS HIGH SCHOOL sits in the top 10% of New York schools after the BeatsExpectations adjustment. Predicted proficiency for the school's FRL share is roughly 72.6%; actual is 97.0%, +24.4 points clear of the demographic baseline.

Across the wider county, community-level numbers for Westchester County indicate the typical household earns roughly $118,976 per year, 53% of adults hold a bachelor's degree or higher, and roughly 6% of residents live below the federal poverty line. In all, Westchester County runs 255 public schools (combined enrollment of about 140,968 students), of which BYRAM HILLS HIGH SCHOOL is one.

Nearest neighbor: COMAN HILL SCHOOL, around 0.8 miles off. Counting just inside five miles, 8 other public schools cluster around BYRAM HILLS HIGH SCHOOL. Among the 7 schools in that immediate cluster with test data (this one included), BYRAM HILLS HIGH SCHOOL ranks 1st on composite proficiency, ahead of the local average of 79.6%.

BYRAM HILLS HIGH SCHOOL operates from an outlying location.

Over the past 7-year window. Looking back 7 years, enrollment at BYRAM HILLS HIGH SCHOOL has declined 7%, going from 799 students in 2018 to 740 in 2025. Over the same period, the White share fell from 90% to 80%.

On this page, the feed for BYRAM HILLS HIGH SCHOOL typically covers fundraisers, lost-and-found posts, and report-card season. Anyone with firsthand experience at this school can post or comment.

Westchester County at a glance

View full county profile
Population
999,677
Census ACS
Median income
$118,976
Household, ACS
Bachelor's+
53%
Adults 25+
Poverty rate
6%
Below federal line
Schools in county
255
140,968 students

Quick facts

School name
BYRAM HILLS HIGH SCHOOL
District
BYRAM HILLS CENTRAL SCHOOL DISTRICT
Address
12 TRIPP LN, ARMONK, NY 10504
Phone
(914) 273-9200
County
Westchester County
Level
High
Grade range
09–12
Total enrollment
740
Teachers (FTE)
79
Student–teacher ratio
9.4:1
Free/Reduced lunch
49 (7%)
Locale
41-Rural: Fringe
NCES ID
360606000389
Charter school
No
Virtual school
No

Related schools

Other schools in BYRAM HILLS CENTRAL SCHOOL DISTRICT
Other schools in ARMONK
Nearby schools

Frequently asked questions

About BYRAM HILLS HIGH SCHOOL
How many students attend BYRAM HILLS HIGH SCHOOL?
BYRAM HILLS HIGH SCHOOL enrolls approximately 740 students in grades 09-12.
What grades does BYRAM HILLS HIGH SCHOOL serve?
BYRAM HILLS HIGH SCHOOL serves grades 09-12.
How many students per teacher at BYRAM HILLS HIGH SCHOOL?
Approximately 9.4:1 students per teacher at BYRAM HILLS HIGH SCHOOL.
How diverse is BYRAM HILLS HIGH SCHOOL?
BYRAM HILLS HIGH SCHOOL reports a student body of 80% White, 6% Hispanic, 1% Black, 9% Asian, 4% Two or more.
Who oversees BYRAM HILLS HIGH SCHOOL?
BYRAM HILLS HIGH SCHOOL is overseen by BYRAM HILLS CENTRAL SCHOOL DISTRICT in Westchester County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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