Serving 136 students in grades 6-8, I.s. 340 ranks in the top 50% of all schools in New York for overall test scores (math proficiency is top 50%, and reading proficiency is top 50%).
The percentage of students achieving proficiency in math is 50-54% (which is approximately equal to the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 55-59% (which is higher than the New York state average of 49%).
The student-teacher ratio of 9:1 is lower than the New York state level of 11:1.
Quick Facts (2026-27)
- Grades: 6-8
- Enrollment: 136 students
- Student-Teacher Ratio: 9:1
- Overall Testing Rank: Top 50% in NY
- Math Proficiency: 50-54% (Top 50%)
- Reading Proficiency: 55-59% (Top 50%)
- Science Proficiency: 45-49% (Btm 50%)
- Attendance Zone: IS 340 serves an attendance zone of approximately 5 square miles in Brooklyn, NY, with most areas located within a 5 to 10-minute drive and an average distance of 1.7 miles from the school to the edge of the zone, reaching up to 2.9 miles at its furthest point.
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Overview
I.s. 340's student population of 136 students has declined by 38% over five school years.
The teacher population of 15 teachers has declined by 11% over five school years.
Grades Offered
Grades 6-8
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
136 students
Total Classroom Teachers
15 teachers
School Rankings
I.s. 340 ranks within the top 50% of all 4,346 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of I.s. 340 is 0.53, which is less than the diversity score at state average of 0.73. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#1673 out of 4346 schools
(Top 50%)
(Top 50%)
Math Test Scores (% Proficient)
50-54%
52%
Reading/Language Arts Test Scores (% Proficient)
55-59%
49%
Science Test Scores (% Proficient)
45-49%
78%
Student-Teacher Ratio
9:1
11:1
American Indian
1%
1%
Asian
1%
10%
Hispanic
39%
31%
Black
57%
15%
White
n/a
39%
Hawaiian
1%
n/a
Two or more races
1%
4%
All Ethnic Groups
Chronically Absent Students
(22-23)43.4%
34.8%
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
82%
55%
Eligible for Reduced Lunch
3%
2%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
Frequently Asked Questions
What is I.s. 340's ranking?
I.s. 340 is ranked #1673 out of 4,346 schools, which ranks it among the top 50% of public schools in New York.
What schools are I.s. 340 often compared to?
I.s. 340is often viewed alongside schools like Parkside Preparatory Academy by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
50-54% of students have achieved math proficiency (compared to the 52% NY state average), while 55-59% of students have achieved reading proficiency (compared to the 49% NY state average).
How many students attend I.s. 340?
136 students attend I.s. 340.
What is the racial composition of the student body?
57% of I.s. 340 students are Black, 39% of students are Hispanic, 1% of students are American Indian, 1% of students are Asian, 1% of students are Hawaiian, and 1% of students are Two or more races.
What is the student-teacher ratio of I.s. 340?
I.s. 340 has a student ration of 9:1, which is lower than the New York state average of 11:1.
What grades does I.s. 340 offer ?
I.s. 340 offers enrollment in grades 6-8 (Supplemental Virtual).
What school district is I.s. 340 part of?
I.s. 340 is part of New York City Geographic District #17.
In what neighborhood is I.s. 340 located?
I.s. 340 is located in the Prospect Heights neighborhood of Brooklyn, NY. There are 1 other public schools located in Prospect Heights.
School Reviews
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