1
Enrollment
662
Middle
DISTRICT 634 · STATE 531
SCHOOL COMMUNITY·NEW YORK CITY GEOGRAPHIC DISTRICT #22·NCES 360015302007
JHS 78 ROY H MANN
1420 E 68TH ST, BROOKLYN, NY 11234 · (718) 763-4701 · Kings County
GRADES 06–08MIDDLE11-CITYTITLE IREGULAR SCHOOL662 STUDENTS
B+
allk12 Grade
Scored higher than 65% of New York public middle schools
- BTest 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
15.1:1
44 FTE teachers
DISTRICT 11.4:1 · STATE 10.3:1
Free / Reduced Lunch
72%
477 students
DISTRICT 78% · 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 6 | 219 | 33% |
| Grade 7 | 231 | 35% |
| Grade 8 | 212 | 32% |
Student demographics
68%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 76% · 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
57.0%
NY avg 58.3% . +10.0pp since 2023
Math
55.3%
NY avg 57.4% . +3.3pp since 2023
What this means: On the NYS Assessments, New York's statewide test, about 57 of every 100 students at this school read and write at grade level and about 55 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 10 points since 2023, while math scores are up about 3 points.
NYS Assessments results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 57.0% | 55.3% |
| 2023-24 | 47.0% | 52.0% |
% 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
54.6%
composite math + reading, all grades
Predicted
48.5%
based on NY schools with similar FRL share
Beats by
+6.1pp
above demographic expectation
What this means: About 55% of students here test proficient in math and reading, compared with the roughly 48% 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 JHS 78 ROY H MANN
JHS 78 ROY H MANN's state test result (54.6% proficient) is higher than 4 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| JHS 78 ROY H MANN this school | 662 | 72.1% | 54.6% |
| NORTH ALBANY ACADEMY MIDDLE SCHOOL ALBANY | 588 | 71.3% | 32.4% |
| WILLIAM S HACKETT MIDDLE SCHOOL ALBANY | 615 | 68.0% | 47.4% |
| STEPHEN AND HARRIET MYERS MIDDLE SCHOOL ALBANY | 570 | 66.0% | 35.5% |
| SUCCESS ACADEMY CHARTER SCHOOL-BED STUY 3 BROOKLYN | 494 | 74.3% | 90.0% |
| GASKILL PREPARATORY SCHOOL NIAGARA FALLS | 447 | 79.4% | 35.7% |
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 JHS 78 ROY H MANN ranks
Among middle schools| Measure | This school | In New York | In Kings County |
|---|---|---|---|
| State test proficiency ranked highest first | 54.6% | #345 of 766 | #40 of 91 |
| Math proficiency ranked highest first | 55.3% | #435 of 768 ▼ 2 | #43 of 91 ▲ 1 |
| Reading proficiency ranked highest first | 57.0% | #235 of 768 ▲ 81 | #35 of 91 ▲ 13 |
| Enrollment ranked largest first | 662 | #223 of 796 | #17 of 102 |
| Students per teacher ranked fewest first | 15.1:1 | #665 of 683 | #64 of 67 |
| Diversity index ranked most diverse first | 67.8% | #88 of 688 | #20 of 68 |
| Free and reduced lunch ranked highest share first | 72.1% | #277 of 773 | #78 of 92 |
| Enrollment change since 2017-18 ranked fastest growth first | +17.6% | #32 of 168 | #7 of 14 |
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
662
+149 (+29%) vs 2020
-41% since 2010-11, when it was 1,127
Student : Teacher
15.1:1
was 13.5:1
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 | 662 | 44 | 15.1:1 | 72% (477) |
| 2023-24 | 581 | 41 | 14.2:1 | 70% (408) |
| 2022-23 | 542 | 39 | 13.9:1 | 72% (389) |
| 2020-21 | 513 | 38 | 13.5:1 | 76% (391) |
| 2017-18 | 563 | 39 | 14.4:1 | 85% (479) |
| 2015-16 | 636 | 41 | 15.5:1 | 77% (491) |
| 2010-11 | 1,127 | 72 | 15.7:1 | 80% (905) |
Source: NCES Common Core of Data. Rows are the federal collections on file for JHS 78 ROY H MANN.
About JHS 78 ROY H MANN
JHS 78 ROY H MANN is a medium-sized middle school. Its address is in BROOKLYN, New York. The latest federal count shows 662 students in grades 6 through 8. Against the 531-student average for middle schools in New York, enrollment here is 25% higher.
NEW YORK CITY GEOGRAPHIC DISTRICT #22 (40 schools, 30,207 students) runs JHS 78 ROY H MANN.
Enrollment at JHS 78 ROY H MANN is mixed, with Black students the largest group at 49%. The rest of enrollment is 19% White, 18% Hispanic, 10% Asian, and 3% multiracial. Census estimates put the Black share of Kings County's population at about 28%. The chance that two students picked at random at JHS 78 ROY H MANN belong to different racial or ethnic groups, known as the diversity index, is 68%.
Federal data list 44 full-time-equivalent teachers at JHS 78 ROY H MANN in 2024-25, for a ratio of 15.1:1. Among middle schools in New York, the typical ratio is 10.3:1. The lunch program counts 72% of students at JHS 78 ROY H MANN as eligible for free or reduced-price meals.
JHS 78 ROY H MANN is graded B+ by allk12, scoring above 65% of New York public middle schools once test results, poverty-adjusted performance, and the recent trend are combined.
Based on student poverty, the model expects 48.5% at JHS 78 ROY H MANN; the school's average proficiency rate on state tests is 54.6%.
Recent Census Bureau figures for Kings County show that median household income is about $80,263, about 42% of adults have at least a bachelor's degree, and roughly 15% of residents are in poverty. JHS 78 ROY H MANN is one of 583 public schools in Kings County, which together enroll about 291,697 students.
The closest public school, SUCCESS ACADEMY CHARTER SCHOOL - BERGEN BEACH, is less than a tenth of a mile from JHS 78 ROY H MANN. Within five miles are at least 8 other public schools. The average proficiency across nearby scored schools is 60.0%; JHS 78 ROY H MANN's is 54.6%, ranking 6th of 9.
The school's locale code, City: Large, means it is inside a principal city with a population of 250,000 or more.
The 2024-25 enrollment of 662 was 29% higher than in 2020-21, when it was 513. Students per teacher rose from 13.5 in 2020-21 to 15.1 in 2024-25.
To ask about school safety, transportation, and start times, start a discussion on this page. Posting is open to anyone connected to the school.
Kings County at a glance
View full county profilePopulation
2,631,580
Census ACS
Median income
$80,263
Household, ACS
Bachelor's+
42%
Adults 25+
Poverty rate
15%
Below federal line
Schools in county
583
291,697 students
Quick facts
Related schools
Other schools in NEW YORK CITY GEOGRAPHIC DISTRICT #22
- JAMES MADISON HIGH SCHOOLHigh · 3,983 students
- MIDWOOD HIGH SCHOOLHigh · 3,657 students
- PS 206 JOSEPH F LAMBElementary · 1,508 students
- JHS 234 ARTHUR W CUNNINGHAMMiddle · 1,447 students
- PS 197 KINGS HIGHWAY ACADEMY (THE)Elementary · 1,074 students
- LEON M GOLDSTEIN HIGH SCHOOL FOR THE SCIENCESHigh · 952 students
Other schools in BROOKLYN
- BROOKLYN TECHNICAL HIGH SCHOOLHigh · 5,848 students
- FORT HAMILTON HIGH SCHOOLHigh · 4,044 students
- JAMES MADISON HIGH SCHOOLHigh · 3,983 students
- MIDWOOD HIGH SCHOOLHigh · 3,657 students
- EDWARD R MURROW HIGH SCHOOLHigh · 3,503 students
- FRANKLIN DELANO ROOSEVELT HIGH SCHOOLHigh · 3,403 students
Nearby schools
- SUCCESS ACADEMY CHARTER SCHOOL - BERGEN BEACH0.0 mi · 977
- PS 312 BERGEN BEACH0.2 mi · 667
- PS 236 MILL BASIN0.3 mi · 599
- HEBREW LANGUAGE ACADEMY CHARTER SCHOOL0.6 mi · 614
- PS 203 FLOYD BENNETT SCHOOL0.7 mi · 514
- BROOKLYN THEATRE ARTS HIGH SCHOOL0.9 mi · 238
Frequently asked questions
About JHS 78 ROY H MANNWhat is the total enrollment at JHS 78 ROY H MANN?
JHS 78 ROY H MANN enrolls approximately 662 students in grades 06-08.
What age range does JHS 78 ROY H MANN serve?
JHS 78 ROY H MANN serves students from grade 06 through grade 08.
How many students per teacher at JHS 78 ROY H MANN?
Approximately 15.1:1 students per teacher at JHS 78 ROY H MANN.
What is the student diversity at JHS 78 ROY H MANN?
Student demographics at JHS 78 ROY H MANN are roughly 19% White, 18% Hispanic, 49% Black, 10% Asian, 3% Two or more.
What district is JHS 78 ROY H MANN in?
JHS 78 ROY H MANN is part of NEW YORK CITY GEOGRAPHIC DISTRICT #22.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.