Serving 441 students in grades Prekindergarten-5, P.s. 100 Isaac Clason ranks in the bottom 50% of all schools in New York for overall test scores (math proficiency is bottom 50%, and reading proficiency is bottom 50%).
The percentage of students achieving proficiency in math is 25-29% (which is lower than the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 20-24% (which is lower than the New York state average of 49%).
The student-teacher ratio of 12:1 is higher than the New York state level of 11:1.
Minority enrollment is 99% of the student body (majority Hispanic), which is higher than the New York state average of 60% (majority Hispanic).
Quick Facts (2026)
- Grades: Prekindergarten-5
- Enrollment: 441 students
- Student-Teacher Ratio: 12:1
- Minority Enrollment: 99%
- Overall Testing Rank: Bottom 50% in NY
- Math Proficiency: 25-29% (Btm 50%)
- Reading Proficiency: 20-24% (Btm 50%)
- Science Proficiency: 60-69% (Btm 50%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Overview
P.s. 100 Isaac Clason's student population of 441 students has declined by 15% over five school years.
The teacher population of 38 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Prekindergarten-5
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
441 students
Gender %
Total Classroom Teachers
38 teachers
School Motto
Keeping it 100!
School Rankings
P.s. 100 Isaac Clason ranks within the bottom 50% of all 4,346 schools in New York (based off of combined math and reading proficiency testing data).
The diversity score of P.s. 100 Isaac Clason is 0.45, which is less than the diversity score at state average of 0.72. The school's diversity has stayed relatively flat over five school years.
Overall Testing Rank
#3931 out of 4346 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
25-29%
52%
Reading/Language Arts Test Scores (% Proficient)
20-24%
49%
Science Test Scores (% Proficient)
60-69%
78%
Student-Teacher Ratio
12:1
11:1
American Indian
n/a
1%
Asian
3%
10%
Hispanic
70%
30%
Black
25%
15%
White
1%
40%
Hawaiian
n/a
n/a
Two or more races
1%
4%
All Ethnic Groups
Participates in the National School Lunch Program (NSLP)
Yes
Eligible for Free Lunch
93%
54%
Eligible for Reduced Lunch
2%
3%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
Frequently Asked Questions
What is P.s. 100 Isaac Clason's ranking?
P.s. 100 Isaac Clason is ranked #3931 out of 4,346 schools, which ranks it among the bottom 50% of public schools in New York.
What schools are P.s. 100 Isaac Clason often compared to?
P.s. 100 Isaac Clasonis often viewed alongside schools like P.s. 107, P.s. 69 Journey Prep School, P.s. 93 Albert G Oliver by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
25-29% of students have achieved math proficiency (compared to the 52% NY state average), while 20-24% of students have achieved reading proficiency (compared to the 49% NY state average).
How many students attend P.s. 100 Isaac Clason?
441 students attend P.s. 100 Isaac Clason.
What is the racial composition of the student body?
70% of P.s. 100 Isaac Clason students are Hispanic, 25% of students are Black, 3% of students are Asian, 1% of students are White, and 1% of students are Two or more races.
What is the student-teacher ratio of P.s. 100 Isaac Clason?
P.s. 100 Isaac Clason has a student ration of 12:1, which is higher than the New York state average of 11:1.
What grades does P.s. 100 Isaac Clason offer ?
P.s. 100 Isaac Clason offers enrollment in grades Prekindergarten-5 (Supplemental Virtual).
What school district is P.s. 100 Isaac Clason part of?
P.s. 100 Isaac Clason is part of New York City Geographic District # 8.
In what neighborhood is P.s. 100 Isaac Clason located?
P.s. 100 Isaac Clason is located in the East Bronx neighborhood of Bronx, NY. There are 77 other public schools located in East Bronx.
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