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SCHOOL COMMUNITY·NORTHSIDE CHARTER HIGH SCHOOL·NCES 360094806058

NORTHSIDE CHARTER HIGH SCHOOL

424 LEONARD ST-4TH FL, BROOKLYN, NY 11222 · (347) 390-1273 · Kings County
GRADES 09–12HIGH11-CITYCHARTERTITLE IREGULAR SCHOOL421 STUDENTS
D
allk12 Grade
Scored higher than 9% of New York public high schools
  • DTest scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
  • DBeats 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
421
High
STATE 668
Student : Teacher
10.2:1
41 FTE teachers
STATE 11.0:1
Free / Reduced Lunch
83%
348 students
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 913131%
Grade 109823%
Grade 1110024%
Grade 129122%
Ungraded10%
Student demographics
43%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
STATE 72% · US 70%
White
113%
STATE 39% · US 43%
Hispanic
30673%
STATE 31% · US 30%
Black
8821%
STATE 16% · US 15%
Asian
113%
STATE 10% · US 6%
Two+
20%
STATE 4% · US 5%
Native American
31%
STATE 1% · US 1%
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
24257%
Female
17943%

Discussions

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Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
59.0%
NY avg 58.3% . +6.0pp since 2023
Math
19.0%
NY avg 57.4% . -4.0pp since 2023

What this means: On the NYS Assessments, New York's statewide test, about 59 of every 100 students at this school read and write at grade level and about 19 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 6 points since 2023, while math scores are down about 4 points.

NYS Assessments results by year

School yearEnglish Language ArtsMath
2024-2559.0%19.0%
2023-2453.0%23.0%
% 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
34.7%
composite math + reading, all grades
Predicted
44.6%
based on NY schools with similar FRL share
Beats by
-9.9pp
below demographic expectation

What this means: About 35% of students here test proficient in math and reading, compared with the roughly 45% 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 NORTHSIDE CHARTER HIGH SCHOOL

NORTHSIDE CHARTER HIGH SCHOOL's state test result (34.7% proficient) is higher than 0 of the 5 schools below with a result.

SchoolStudentsLow-incomeProficient
NORTHSIDE CHARTER HIGH SCHOOL this school42182.7%34.7%
INTERNATIONAL LEADERSHIP CHARTER HIGH SCHOOL
BRONX
40882.4%56.6%
HIGH SCHOOL FOR ENTERPRISE BUSINESS & TECHNOLOGY (THE)
BROOKLYN
52685.0%38.7%
WILLIAMSBURG HIGH SCHOOL OF ART AND TECHNOLOGY (THE)
BROOKLYN
42481.1%50.2%
CELIA CRUZ BRONX HIGH SCHOOL OF MUSIC (THE)
BRONX
40786.5%58.2%
JACQUELINE KENNEDY-ONASSIS HIGH SCHOOL
NEW YORK
31686.1%39.7%
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 NORTHSIDE CHARTER HIGH SCHOOL ranks

Among high schools
MeasureThis schoolIn New YorkIn Kings County
State test proficiency
ranked highest first
34.7%#1,015 of 1,135#100 of 137
Math proficiency
ranked highest first
19.0%#1,019 of 1,109
▼ 47
#110 of 132
▼ 18
Reading proficiency
ranked highest first
59.0%#807 of 1,135
▲ 142
#65 of 137
▲ 25
Enrollment
ranked largest first
421#663 of 1,216#59 of 146
Students per teacher
ranked fewest first
10.2:1#345 of 1,058#33 of 115
Diversity index
ranked most diverse first
42.7%#632 of 1,070#86 of 115
Free and reduced lunch
ranked highest share first
82.7%#398 of 1,167#101 of 144
Enrollment change since 2017-18
ranked fastest growth first
+2.4%#276 of 339#47 of 53
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
421
+23 (+6%) vs 2020
+293% since 2010-11, when it was 107
Student : Teacher
10.2:1
was 10.2:1
Source: NCES Common Core of Data

Enrollment and staffing by year

School yearStudentsTeachers (FTE)Students per teacherFree and reduced lunch
2024-2542141.310.2:183% (348)
2023-244433413.0:1N/A
2022-23401439.3:1N/A
2020-213983910.2:1N/A
2017-18411429.8:180% (328)
2015-163923710.6:10% (0)
2010-11107138.2:197% (104)
Source: NCES Common Core of Data. Rows are the federal collections on file for NORTHSIDE CHARTER HIGH SCHOOL.

About NORTHSIDE CHARTER HIGH SCHOOL

Among the schools in BROOKLYN, New York, is NORTHSIDE CHARTER HIGH SCHOOL, a low-enrollment high school. Classes run from 9 through 12, and the school has 421 students. Against the 668-student average for high schools in New York, enrollment here is 37% lower.

In federal data, the district for NORTHSIDE CHARTER HIGH SCHOOL is the school itself.

Hispanic students account for 73% of enrollment at NORTHSIDE CHARTER HIGH SCHOOL. Smaller groups are 21% Black, 3% White, and 3% Asian. For comparison, the population of Kings County is roughly 19% Hispanic. NORTHSIDE CHARTER HIGH SCHOOL has a diversity index of 43%, compared with 70% for all US public school students.

Its 41.3 full-time-equivalent teachers give the school a ratio of 10.2:1. The average ratio among high schools in New York is 11.0:1, higher than at this school. The school's lunch program data list 83% of students as eligible for free or reduced-price meals.

allk12 grades NORTHSIDE CHARTER HIGH SCHOOL a D. The grade compares the school only with New York public high schools, because each state gives its own test.

BeatsExpectations compares each school's average proficiency rate on state tests with a prediction based on free or reduced-price lunch eligibility. For NORTHSIDE CHARTER HIGH SCHOOL, the prediction is 44.6% and the result is 34.7%.

Recent Census Bureau figures for Kings County show that median household income is about $80,263, 42% of adults hold a bachelor's degree or higher, and about 15% of people live in poverty. Federal data list 583 public schools in Kings County, with a combined enrollment of about 291,697.

JOHN ERICSSON MIDDLE SCHOOL 126 is the public school closest to NORTHSIDE CHARTER HIGH SCHOOL, less than a tenth of a mile away. NORTHSIDE CHARTER HIGH SCHOOL has at least 8 other public schools within five miles. Local comparison: NORTHSIDE CHARTER HIGH SCHOOL ranks 9th of 9 nearby schools, at 34.7% versus a 57.1% average.

The NCES locale for NORTHSIDE CHARTER HIGH SCHOOL is City: Large, which covers schools inside a principal city with a population of 250,000 or more. NORTHSIDE CHARTER HIGH SCHOOL operates as a charter school, which is publicly funded and run under a charter.

NORTHSIDE CHARTER HIGH SCHOOL saw enrollment rise 6% between 2020-21 and 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 profile
Population
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

School name
NORTHSIDE CHARTER HIGH SCHOOL
District
NORTHSIDE CHARTER HIGH SCHOOL
Address
424 LEONARD ST-4TH FL, BROOKLYN, NY 11222
Phone
(347) 390-1273
County
Kings County
Level
High
Grade range
09–12
Total enrollment
421
Teachers (FTE)
41
Student–teacher ratio
10.2:1
Free and reduced lunch
348 (83%)
Locale
11-City: Large
NCES ID
360094806058
Charter school
Yes
Virtual school
No

Related schools

Other schools in BROOKLYN
Nearby schools

Frequently asked questions

About NORTHSIDE CHARTER HIGH SCHOOL
How large is NORTHSIDE CHARTER HIGH SCHOOL?
NORTHSIDE CHARTER HIGH SCHOOL enrolls approximately 421 students in grades 09-12.
What grades does NORTHSIDE CHARTER HIGH SCHOOL serve?
NORTHSIDE CHARTER HIGH SCHOOL serves grades 09-12.
What is the student-teacher ratio at NORTHSIDE CHARTER HIGH SCHOOL?
The student-to-teacher ratio at NORTHSIDE CHARTER HIGH SCHOOL is approximately 10.2:1 (41 FTE teachers).
How diverse is NORTHSIDE CHARTER HIGH SCHOOL?
NORTHSIDE CHARTER HIGH SCHOOL reports a student body of 3% White, 73% Hispanic, 21% Black, 3% Asian, 0% Two or more.
Who oversees NORTHSIDE CHARTER HIGH SCHOOL?
NORTHSIDE CHARTER HIGH SCHOOL is overseen by NORTHSIDE CHARTER HIGH SCHOOL in Kings County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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