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Enrollment
655
Middle
DISTRICT 653 · STATE 531
SCHOOL COMMUNITY·THREE VILLAGE CENTRAL SCHOOL DISTRICT·NCES 362820003807
ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL
351 OXHEAD RD, STONY BROOK, NY 11790 · (631) 730-4800 · Suffolk County
GRADES 07–09MIDDLE21-SUBURBREGULAR SCHOOL655 STUDENTS
A-
allk12 Grade
Scored higher than 79% of New York public middle schools
- A-Test 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
Student : Teacher
10.1:1
65 FTE teachers
DISTRICT 10.3:1 · STATE 10.3:1
Free / Reduced Lunch
21%
139 students
DISTRICT 15% · 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
| Grade | Students | Share |
|---|---|---|
| Grade 7 | 209 | 32% |
| Grade 8 | 212 | 32% |
| Grade 9 | 230 | 35% |
| Ungraded | 4 | 1% |
Student demographics
59%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 52% · 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
Test scores
NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)English Language Arts
64.0%
NY avg 58.3% . +1.0pp since 2023
Math
81.8%
NY avg 57.4% . -10.3pp since 2023
What this means: On the NYS Assessments, New York's statewide test, about 64 of every 100 students at this school read and write at grade level and about 82 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 10 points.
NYS Assessments results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 64.0% | 81.8% |
| 2023-24 | 63.0% | 92.1% |
% 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
71.5%
composite math + reading, all grades
Predicted
67.2%
based on NY schools with similar FRL share
Beats by
+4.3pp
above demographic expectation
What this means: About 72% of students here test proficient in math and reading, compared with the roughly 67% 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 ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL
ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL's state test result (71.5% proficient) is higher than 1 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL this school | 655 | 21.2% | 71.5% |
| IROQUOIS MIDDLE SCHOOL SCHENECTADY | 614 | 18.9% | 72.9% |
| FELIX FESTA DETERMINATION MIDDLE SCHOOL WEST NYACK | 679 | 22.7% | 71.7% |
| ACADIA MIDDLE SCHOOL CLIFTON PARK | 761 | 25.2% | 77.9% |
| LOUIS M KLEIN MIDDLE SCHOOL HARRISON | 923 | 20.6% | 71.1% |
| KODA MIDDLE SCHOOL CLIFTON PARK | 765 | 26.9% | 77.7% |
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 ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL ranks
Among middle schools| Measure | This school | In New York | In Suffolk County |
|---|---|---|---|
| State test proficiency ranked highest first | 71.5% | #120 of 766 | #3 of 66 |
| Math proficiency ranked highest first | 81.8% | #172 of 768 ▼ 81 | #21 of 66 ▼ 5 |
| Reading proficiency ranked highest first | 64.0% | #163 of 768 ▼ 34 | #9 of 66 ▼ 5 |
| Enrollment ranked largest first | 655 | #230 of 796 | #32 of 66 |
| Students per teacher ranked fewest first | 10.1:1 | #301 of 683 | #29 of 66 |
| Diversity index ranked most diverse first | 59.0% | #204 of 688 | #23 of 66 |
| Free and reduced lunch ranked highest share first | 21.2% | #690 of 773 | #50 of 66 |
| Enrollment change since 2017-18 ranked steepest decline first | -12.9% | #256 of 524 | #32 of 59 |
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 2024-25Enrollment
655
-50 (-7%) vs 2020
-24% since 1990-91, when it was 859
Student : Teacher
10.1:1
was 11.2:1
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 | 655 | 65.1 | 10.1:1 | 21% (139) |
| 2023-24 | 672 | 67.5 | 10.0:1 | 17% (117) |
| 2022-23 | 667 | 64.4 | 10.4:1 | 18% (118) |
| 2020-21 | 705 | 63 | 11.2:1 | 16% (111) |
| 2017-18 | 752 | 58.9 | 12.8:1 | 0% (0) |
| 2015-16 | 774 | 55 | 14.1:1 | 10% (76) |
| 2010-11 | 934 | 63 | 14.8:1 | 4% (42) |
| 2000-01 | 913 | 68 | 13.4:1 | 4% (37) |
| 1990-91 | 859 | 66 | 13.0:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL.
About ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL
ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL is a medium-sized middle school serving families in STONY BROOK, New York. Its 655 students are spread across grades 7 through 9. The school's enrollment is 23% above the 531 average for middle schools in New York.
THREE VILLAGE CENTRAL SCHOOL DISTRICT has 5,629 students in 8 schools, and ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL is one of those schools.
White students are the majority at ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL, with 59% of enrollment. Other groups make up 19% Asian, 15% Hispanic, 5% multiracial, and 3% Black. The school's diversity index is 59%, meaning two students picked at random have a 59% chance of belonging to different racial or ethnic groups.
Dividing enrollment by its 65.1 full-time-equivalent teachers gives a ratio of about 10.1:1. That is close to the 10.3:1 average for middle schools in New York. Eligible students account for 21% of enrollment in the free or reduced-price lunch program. For comparison, public schools in Suffolk County average 39%.
Measured against New York public middle schools, ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL receives an A-. The grade weighs proficiency most heavily, then how results compare with what the school's low-income share predicts, then the three-year change.
ROBERT CUSHMAN MURPHY JUNIOR 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 71.5% and a predicted 67.2%.
Census estimates describe Suffolk County this way: the median household income is $130,686, a bachelor's degree or higher is held by about 40% of adults, and the share of residents below the poverty line is 4%. In all, Suffolk County has 343 public schools and roughly 222,439 students.
WILLIAM SIDNEY MOUNT ELEMENTARY SCHOOL is the closest public school, about 1.2 miles away in a straight line. Other public schools within five miles number at least 8. The nearest schools with test data average 57.7%, lower than ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL's 71.5%.
The federal government classifies ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL's location as Suburb: Large.
ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL's enrollment dropped from 705 in 2020-21 to 655 in 2024-25. In 2020-21, the student-to-teacher ratio was 11.2:1; by 2024-25 it was 10.1:1.
Community posts for ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL can cover enrollment questions, class placement, and PTA news. Alumni can share how the school prepared them.
Suffolk County at a glance
View full county profilePopulation
1,530,146
Census ACS
Median income
$130,686
Household, ACS
Bachelor's+
40%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
343
222,439 students
Quick facts
Related schools
Other schools in THREE VILLAGE CENTRAL SCHOOL DISTRICT
- WARD MELVILLE SENIOR HIGH SCHOOLHigh · 1,442 students
- PAUL J GELINAS JUNIOR HIGH SCHOOLMiddle · 651 students
- MINNESAUKE ELEMENTARY SCHOOLElementary · 644 students
- SETAUKET ELEMENTARY SCHOOLElementary · 599 students
- ARROWHEAD ELEMENTARY SCHOOLElementary · 562 students
- NASSAKEAG ELEMENTARY SCHOOLElementary · 551 students
Other schools in STONY BROOK
- WILLIAM SIDNEY MOUNT ELEMENTARY SCHOOLElementary · 525 students
Nearby schools
- WILLIAM SIDNEY MOUNT ELEMENTARY SCHOOL1.2 mi · 525
- NASSAKEAG ELEMENTARY SCHOOL1.3 mi · 551
- DAWNWOOD MIDDLE SCHOOL1.8 mi · 967
- MILLS POND ELEMENTARY SCHOOL1.8 mi · 338
- CENTEREACH HIGH SCHOOL1.9 mi · 1,467
- OXHEAD ROAD SCHOOL1.9 mi · 383
Frequently asked questions
About ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOLHow many students attend ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL?
ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL enrolls approximately 655 students in grades 07-09.
Is ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL an elementary, middle, or high school?
ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL is a middle school covering grades 07-09.
How many teachers does ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL have?
ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL employs 65 FTE teachers, for a student-to-teacher ratio of 10.1:1.
What is the student diversity at ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL?
Student demographics at ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL are roughly 59% White, 15% Hispanic, 3% Black, 19% Asian, 5% Two or more.
Who oversees ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL?
ROBERT CUSHMAN MURPHY JUNIOR HIGH SCHOOL is overseen by THREE VILLAGE CENTRAL SCHOOL DISTRICT in Suffolk County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.