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SCHOOL COMMUNITY·CONNETQUOT CENTRAL SCHOOL DISTRICT·NCES 360816004383

HELEN B DUFFIELD ELEMENTARY SCHOOL

600 1ST ST, RONKONKOMA, NY 11779 · (631) 467-6010 · Suffolk County
GRADES KG–05ELEMENTARY21-SUBURBREGULAR SCHOOL313 STUDENTS
Enrollment
313
Elementary
DISTRICT 321 · STATE 443
Student : Teacher
10.2:1
31 FTE teachers
DISTRICT 10.2:1 · STATE 12.8:1
Free / Reduced Lunch
22%
68 students
DISTRICT 18% · STATE 58%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade
Kindergarten
46
Grade 1
58
Grade 2
50
Grade 3
51
Grade 4
54
Grade 5
54
Student demographics
White
15850%
DISTRICT 64% · STATE 39%
Hispanic
8126%
DISTRICT 23% · STATE 31%
Black
144%
DISTRICT 4% · STATE 16%
Asian
4815%
DISTRICT 7% · STATE 10%
Two+
114%
DISTRICT 2% · STATE 4%
Native American
10%
DISTRICT 0% · STATE 1%
Student head counts by race/ethnicity from federal NCES enrollment data. Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Male
15249%
Female
16151%

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Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
40.0%
NY avg 58.3% . +13.0pp since 2023
Math
55.0%
NY avg 57.4% . -1.0pp since 2023
Source: NYS Assessments. All students, all grades. See all years and grades →

BeatsExpectations

Demographically-adjusted score · methodology
Tier
UNDERPERFORMING
Bottom 10% of NY schools after controlling for student poverty
Actual proficiency
44.2%
composite math + reading, all grades
Predicted
67.0%
based on NY schools with similar FRL share
Beats by
-22.8pp
below demographic expectation
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →

7-year change

SY 2017-18 vs SY 2024-25
Enrollment
313
-73 (-19%) vs 2017
Student : Teacher
10.2:1
was 12.4:1
% White
50%
was 60%
% Hispanic
26%
was 16%
% Black
4%
was 3%
% Asian
15%
was 19%
Source: NCES Common Core of Data

About HELEN B DUFFIELD ELEMENTARY SCHOOL

HELEN B DUFFIELD ELEMENTARY SCHOOL is a compact primary school in RONKONKOMA, New York, part of CONNETQUOT CENTRAL SCHOOL DISTRICT. The school serves 313 students in grades K through 5. By comparison, New York's public schools average about 443 students each, so HELEN B DUFFIELD ELEMENTARY SCHOOL sits 29% smaller than that benchmark.

CONNETQUOT CENTRAL SCHOOL DISTRICT comprises 10 schools with combined enrollment of 5,227 students; HELEN B DUFFIELD ELEMENTARY SCHOOL is among them.

Looking at the student body, HELEN B DUFFIELD ELEMENTARY SCHOOL reports that the largest single group is White at 50%, but no single group is in the majority; the rest reads as 26% Hispanic, 15% Asian, 4% Black, 4% multiracial. That is considerably less White than the county at large, where the share is closer to 66%.

Looking at school resources, Staff filings list 31 full-time-equivalent teachers, which works out to roughly 10.2:1 students per teacher. That figure is tighter than the state norm's 12.8:1 average. Around 22% of the student body qualifies for free or reduced-price meals, a commonly cited indicator of low-income enrollment. By comparison, Suffolk County runs at roughly 39%, so the school's eligibility rate is somewhat below the surrounding baseline.

After controlling for student poverty, On a poverty-adjusted basis, HELEN B DUFFIELD ELEMENTARY SCHOOL sits in the bottom 10% statewide. Predicted proficiency from the FRL regression is roughly 67.0%; actual is 44.2%, a gap of -22.8 points.

Zooming out to the county, census data for Suffolk County shows median household income runs about $130,686, about 40% of the adult population holds a bachelor's degree or above, and the poverty rate sits near 4%. Across Suffolk County's 343 public schools (combined enrollment of about 222,439 students), HELEN B DUFFIELD ELEMENTARY SCHOOL is one campus in the mix.

Nearest neighbor: RONKONKOMA MIDDLE SCHOOL, around 0.2 miles off. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, HELEN B DUFFIELD ELEMENTARY SCHOOL comes 7th of 9 in the immediate cluster, below the nearby-schools average of 55.5%.

The campus sits in a commuter-belt setting.

Over the past 7-year window. HELEN B DUFFIELD ELEMENTARY SCHOOL's enrollment has shrank 19% since 2018, when it stood at 386 (now 313). The Hispanic share of enrollment grew from 16% to 26% over that span. The student-to-teacher ratio narrowed from 12.4:1 in 2018 to 10.2:1 today.

On the community side, the page collects discussion, questions, and updates around open house dates, ride-share offers, and field-trip permission slips. Anyone with firsthand experience at this school can post or comment.

Suffolk County at a glance

View full county profile
Population
1,530,146
Census ACS
Median income
$130,686
Household, ACS
Bachelor's+
40%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
343
222,439 students

Quick facts

School name
HELEN B DUFFIELD ELEMENTARY SCHOOL
District
CONNETQUOT CENTRAL SCHOOL DISTRICT
Address
600 1ST ST, RONKONKOMA, NY 11779
Phone
(631) 467-6010
County
Suffolk County
Level
Elementary
Grade range
KG–05
Total enrollment
313
Teachers (FTE)
31
Student–teacher ratio
10.2:1
Free/Reduced lunch
68 (22%)
Locale
21-Suburb: Large
NCES ID
360816004383
Charter school
No
Virtual school
No

Related schools

Other schools in CONNETQUOT CENTRAL SCHOOL DISTRICT
Other schools in RONKONKOMA
Nearby schools

Frequently asked questions

About HELEN B DUFFIELD ELEMENTARY SCHOOL
How many students attend HELEN B DUFFIELD ELEMENTARY SCHOOL?
HELEN B DUFFIELD ELEMENTARY SCHOOL enrolls approximately 313 students in grades KG-05.
What grades does HELEN B DUFFIELD ELEMENTARY SCHOOL serve?
HELEN B DUFFIELD ELEMENTARY SCHOOL serves grades KG-05.
How many students per teacher at HELEN B DUFFIELD ELEMENTARY SCHOOL?
Approximately 10.2:1 students per teacher at HELEN B DUFFIELD ELEMENTARY SCHOOL.
How diverse is HELEN B DUFFIELD ELEMENTARY SCHOOL?
HELEN B DUFFIELD ELEMENTARY SCHOOL reports a student body of 50% White, 26% Hispanic, 4% Black, 15% Asian, 4% Two or more.
What district is HELEN B DUFFIELD ELEMENTARY SCHOOL in?
HELEN B DUFFIELD ELEMENTARY SCHOOL is part of CONNETQUOT CENTRAL SCHOOL DISTRICT.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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