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What's the biggest difference between CROTON-HARMON HIGH SCHOOL and what you expected?
Community prompt from u/allk12. Replies below.
Enrollment
507
High
DISTRICT 518 · STATE 668
SCHOOL COMMUNITY·CROTON-HARMON UNION FREE SCHOOL DISTRICT·NCES 360858000659
CROTON-HARMON HIGH SCHOOL
36 OLD POST RD S, CROTON ON HUDSON, NY 10520 · (914) 271-2147 · Westchester County
GRADES 09–12HIGH21-SUBURBREGULAR SCHOOL507 STUDENTS
B
allk12 Grade
Scored higher than 63% of New York public high schools
- B+Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C+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
Student : Teacher
10.0:1
50 FTE teachers
DISTRICT 10.7:1 · STATE 11.0:1
Free / Reduced Lunch
15%
76 students
DISTRICT 14% · 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
| Grade | Students | Share |
|---|---|---|
| Grade 9 | 123 | 24% |
| Grade 10 | 121 | 24% |
| Grade 11 | 132 | 26% |
| Grade 12 | 130 | 26% |
| Ungraded | 1 | 0% |
Student demographics
50%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 48% · STATE 72% · US 70%
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
School pathway
Feeds from
Based on grade levels within CROTON-HARMON UNION FREE SCHOOL DISTRICT. Attendance zones can vary; confirm enrollment with the district.
Test scores
NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)English Language Arts
95.0%
NY avg 58.3% . +1.0pp since 2023
Math
73.0%
NY avg 57.4% . -3.0pp since 2023
What this means: On the NYS Assessments, New York's statewide test, about 95 of every 100 students at this school read and write at grade level and about 73 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 are down about 3 points.
NYS Assessments results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 95.0% | 73.0% |
| 2023-24 | 94.0% | 76.0% |
% 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 · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
73.0%
composite math + reading, all grades
Predicted
69.5%
based on NY schools with similar FRL share
Beats by
+3.5pp
above demographic expectation
What this means: About 73% 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 CROTON-HARMON HIGH SCHOOL
CROTON-HARMON HIGH SCHOOL's state test result (73.0% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| CROTON-HARMON HIGH SCHOOL this school | 507 | 15.0% | 73.0% |
| WESTLAKE HIGH SCHOOL THORNWOOD | 566 | 18.7% | 76.3% |
| PLEASANTVILLE HIGH SCHOOL PLEASANTVILLE | 559 | 19.7% | 92.5% |
| IRVINGTON HIGH SCHOOL IRVINGTON | 547 | 13.0% | 92.8% |
| DOBBS FERRY HIGH SCHOOL DOBBS FERRY | 459 | 21.8% | 92.2% |
| ROBERT M GRABLE JR MOUNT SINAI HIGH SCHOOL MOUNT SINAI | 710 | 12.3% | 95.5% |
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 CROTON-HARMON HIGH SCHOOL ranks
Among high schools| Measure | This school | In New York | In Westchester County |
|---|---|---|---|
| State test proficiency ranked highest first | 73.0% | #283 of 1,135 | #25 of 46 |
| Math proficiency ranked highest first | 73.0% | #221 of 1,109 ▲ 57 | #20 of 48 ▲ 3 |
| Reading proficiency ranked highest first | 95.0% | #66 of 1,135 ▲ 79 | #10 of 48 ▲ 11 |
| Enrollment ranked largest first | 507 | #535 of 1,216 | #39 of 56 |
| Students per teacher ranked fewest first | 10.0:1 | #321 of 1,058 | #15 of 48 |
| Diversity index ranked most diverse first | 50.5% | #478 of 1,070 | #29 of 48 |
| Free and reduced lunch ranked highest share first | 15.0% | #1,130 of 1,167 | #37 of 49 |
| Enrollment change since 2017-18 ranked steepest decline first | -1.2% | #716 of 743 | #28 of 29 |
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 2024-25Enrollment
507
+32 (+7%) vs 2020
+67% since 1990-91, when it was 304
Student : Teacher
10.0:1
was 10.3:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 507 | 50.5 | 10.0:1 | 15% (76) |
| 2023-24 | 508 | 47.2 | 10.8:1 | 16% (80) |
| 2022-23 | 486 | 47.9 | 10.2:1 | 13% (62) |
| 2020-21 | 475 | 46 | 10.3:1 | 17% (80) |
| 2017-18 | 513 | 39.1 | 13.1:1 | 0% (0) |
| 2015-16 | 516 | 40 | 12.9:1 | 0% (0) |
| 2010-11 | 564 | 40 | 14.1:1 | 0% (0) |
| 2000-01 | 355 | 34 | 10.4:1 | 0% (0) |
| 1990-91 | 304 | 32 | 9.5:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for CROTON-HARMON HIGH SCHOOL.
About CROTON-HARMON HIGH SCHOOL
This page covers CROTON-HARMON HIGH SCHOOL, a low-enrollment high school in CROTON ON HUDSON, New York. Students in grades 9 through 12 make up the school's enrollment of 507 students. That compares with an average of about 668 students for high schools in New York.
The district, CROTON-HARMON UNION FREE SCHOOL DISTRICT, operates 3 schools serving 1,555 students.
About 66% of the student body at CROTON-HARMON HIGH SCHOOL is White. Smaller groups are 18% Hispanic, 8% Asian, and 5% multiracial. County-wide, 52% of Westchester County residents are White. A diversity index of 50% means there is a 50% chance two randomly chosen students at CROTON-HARMON HIGH SCHOOL are from different groups.
Its staff includes 50.5 full-time-equivalent teachers, for about 10.0 students per teacher. Compared with the 11.0:1 average for high schools in New York, this school's ratio is lower. Roughly 15% of students at CROTON-HARMON HIGH SCHOOL can receive free or reduced-price lunch. Across public schools in Westchester County, the average is 38%.
Among New York public high schools, CROTON-HARMON HIGH SCHOOL outscored 63%, which works out to a B on the allk12 Grade.
Given its share of students eligible for free or reduced-price lunch, CROTON-HARMON HIGH SCHOOL would be expected to post about 69.5%. Its actual average proficiency rate across its state test results is 73.0%.
In Westchester County, the median household earns about $118,976 a year, the share of adults with a bachelor's degree or higher is 53%, and roughly 6% of residents are in poverty. Across Westchester County, 255 public schools serve about 140,968 students.
PIERRE VAN CORTLANDT SCHOOL is about 0.1 miles away, making it the nearest public school. Within five miles of CROTON-HARMON HIGH SCHOOL, there are at least 8 other public schools. Ranked by average proficiency, CROTON-HARMON HIGH SCHOOL places 2nd out of 8 schools in its immediate area.
The federal government classifies CROTON-HARMON HIGH SCHOOL's location as Suburb: Large.
The school's enrollment increased 7% from 2020-21 to 2024-25.
People who know CROTON-HARMON HIGH SCHOOL can post here about open houses, carpools, and field trips. Teachers and staff are welcome to share updates too.
Westchester County at a glance
View full county profilePopulation
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
Related schools
Other schools in CROTON-HARMON UNION FREE SCHOOL DISTRICT
- CARRIE E TOMPKINS SCHOOLElementary · 585 students
- PIERRE VAN CORTLANDT SCHOOLMiddle · 463 students
Other schools in CROTON ON HUDSON
- CARRIE E TOMPKINS SCHOOLElementary · 585 students
- PIERRE VAN CORTLANDT SCHOOLMiddle · 463 students
Nearby schools
- PIERRE VAN CORTLANDT SCHOOL0.1 mi · 463
- CARRIE E TOMPKINS SCHOOL0.4 mi · 585
- ANNE M DORNER MIDDLE SCHOOL2.5 mi · 1,032
- CLAREMONT SCHOOL2.7 mi · 732
- ROOSEVELT SCHOOL3.3 mi · 374
- BROOKSIDE SCHOOL3.3 mi · 672
Frequently asked questions
About CROTON-HARMON HIGH SCHOOLHow large is CROTON-HARMON HIGH SCHOOL?
CROTON-HARMON HIGH SCHOOL enrolls approximately 507 students in grades 09-12.
What grades does CROTON-HARMON HIGH SCHOOL serve?
CROTON-HARMON HIGH SCHOOL serves grades 09-12.
What is the student-teacher ratio at CROTON-HARMON HIGH SCHOOL?
The student-to-teacher ratio at CROTON-HARMON HIGH SCHOOL is approximately 10.0:1 (50 FTE teachers).
How diverse is CROTON-HARMON HIGH SCHOOL?
CROTON-HARMON HIGH SCHOOL reports a student body of 66% White, 18% Hispanic, 2% Black, 8% Asian, 5% Two or more.
Who oversees CROTON-HARMON HIGH SCHOOL?
CROTON-HARMON HIGH SCHOOL is overseen by CROTON-HARMON UNION FREE SCHOOL DISTRICT in Westchester County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.