Serving 333 students in grades Kindergarten-5, Helen B Duffield Elementary School ranks in the bottom 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 55-59% (which is higher than the New York state average of 52%). The percentage of students achieving proficiency in reading/language arts is 30-34% (which is lower than the New York state average of 49%).
The student-teacher ratio of 11:1 is equal to the New York state level of 11:1.
Minority enrollment is 48% of the student body (majority Hispanic), which is lower than the New York state average of 60% (majority Hispanic).
Quick Facts (2026)
- Grades: Kindergarten-5
- Enrollment: 333 students
- Student-Teacher Ratio: 11:1
- Minority Enrollment: 48%
- Overall Testing Rank: Bottom 50% in NY
- Math Proficiency: 55-59% (Top 50%)
- Reading Proficiency: 30-34% (Btm 50%)
- Science Proficiency: ≥80% (Btm 50%)
- Source: National Center for Education Statistics (NCES), NY Dept. of Education
School Overview
Helen B Duffield Elementary School's student population of 333 students has declined by 6% over five school years.
The teacher population of 29 teachers has stayed relatively flat over five school years.
Grades Offered
Grades Kindergarten-5
(Supplemental Virtual)
(Supplemental Virtual)
Total Students
333 students
Gender %
Total Classroom Teachers
29 teachers
School Motto
The Connetquot Central School District of Islip, through strong community partnerships, will develop life-long learners for a global society.
School Rankings
Helen B Duffield Elementary School 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 Helen B Duffield Elementary School is 0.64, 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
#2447 out of 4346 schools
(Bottom 50%)
(Bottom 50%)
Math Test Scores (% Proficient)
55-59%
52%
Reading/Language Arts Test Scores (% Proficient)
30-34%
49%
Science Test Scores (% Proficient)
≥80%
78%
Student-Teacher Ratio
11:1
11:1
American Indian
n/a
1%
Asian
12%
10%
Hispanic
27%
30%
Black
5%
15%
White
52%
40%
Hawaiian
n/a
n/a
Two or more races
4%
4%
All Ethnic Groups
Eligible for Free Lunch
32%
54%
Eligible for Reduced Lunch
4%
3%
School Statewide Testing
School District Name
Source: National Center for Education Statistics (NCES), NY Dept. of Education
Frequently Asked Questions
What is Helen B Duffield Elementary School's ranking?
Helen B Duffield Elementary School is ranked #2447 out of 4,346 schools, which ranks it among the bottom 50% of public schools in New York.
What schools are Helen B Duffield Elementary School often compared to?
Helen B Duffield Elementary Schoolis often viewed alongside schools like Edith L Slocum Elementary School by visitors of our site.
What percent of students have achieved state testing proficiency in math and reading?
55-59% of students have achieved math proficiency (compared to the 52% NY state average), while 30-34% of students have achieved reading proficiency (compared to the 49% NY state average).
How many students attend Helen B Duffield Elementary School?
333 students attend Helen B Duffield Elementary School.
What is the racial composition of the student body?
52% of Helen B Duffield Elementary School students are White, 27% of students are Hispanic, 12% of students are Asian, 5% of students are Black, and 4% of students are Two or more races.
What is the student-teacher ratio of Helen B Duffield Elementary School?
Helen B Duffield Elementary School has a student ration of 11:1, which is equal to the New York state average of 11:1.
What grades does Helen B Duffield Elementary School offer ?
Helen B Duffield Elementary School offers enrollment in grades Kindergarten-5 (Supplemental Virtual).
What school district is Helen B Duffield Elementary School part of?
Helen B Duffield Elementary School is part of Connetquot Central School District.
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