B+
Helen B Duffield Elementary School
PublicElementaryGrades K–5
600 1st St, Ronkonkoma, NY 11779 · (631) 467-6010 · Part of Connetquot Central School District
Students
313
Students per teacher
10:1
Free or reduced lunch
22%
Setting
Suburb
Grades
K–5
What stands out about Helen B Duffield Elementary School
- Math proficiency 18 pts above the state
- Small classes: 10:1 students per teacher
- Enrollment down 12.6% since 2020
Test scores
EDFacts via Urban Institute Education Data Portal (SY2020-21) · 2020–21Math proficiency74.5%
State average 56.1%
Reading / language arts64.5%
State average 62.6%
Location
Directions ↗
600 1st St, Ronkonkoma
Students
Enrollment by grade
Kindergarten46
Grade 158
Grade 250
Grade 351
Grade 454
Grade 554
Enrollment over time
358’20
335’21
322’22
333’23
313’24
Down 12.6% since 2020.
Who goes here
White 50%Hispanic 26%Asian 15%Black 4%Two or more races 4%American Indian/Alaska Native <1%
As reported to NCES, share of students with a reported race or ethnicity.
What neighbors say
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Parents talk
Conversations in Town Square that mention Helen B Duffield Elementary School.
Other schools in Connetquot Central School District
School facts: U.S. Department of Education (NCES), 2024-2025 school year. Scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). The School Grade is our own summary of state test results. Neighbor ratings are opinions, not an official measure of school quality.