Very Good
#1116 of 4,742 schools in NY
Top 24% in state
Helen B Duffield Elementary School
Elementary School · CONNETQUOT CENTRAL SCHOOL DISTRICT
600 1ST ST, Ronkonkoma, NY 11779
Enrollment
333
Student-Teacher
11.9:1
Score
7.6
Grades
Kindergarten – 5th
Enrollment
333
Student-Teacher
11.9:1
Score
7.6
Grades
Kindergarten – 5th
Data vintage
2022-23
Data vintage2022-23
How this school compares
New York schools
#1,116 of 4,742
In Ronkonkoma
#1 of 4
public schools
In district
#4 of 10
CONNETQUOT CENTRAL SCHOOL DISTRICT
School environment
9.4 / 10
Excellent
Shortlisting around Helen B Duffield Elementary School?
Use this profile as one decision point, then compare nearby options, source confidence, and commute fit before picking a neighborhood around it.
Shortlist starter
Start with these real page-level signals, then use the full table and map below.
Helen B Duffield Elementary School
Elementary School in Ronkonkoma · grades Kindergarten – 5th. Start here, then compare fit against nearby and district options.
Ronkonkoma Middle School
0.2 mi away. Use as a geographic alternative in the same move search.
Edith L Slocum Elementary School
0.4 mi away. Use as a geographic alternative in the same move search.
About Helen B Duffield Elementary School
Helen B Duffield Elementary School is a public elementary school in Ronkonkoma, NY, part of CONNETQUOT CENTRAL SCHOOL DISTRICT. Helen B Duffield Elementary School serves approximately 333 students, and covers grades Kindergarten-5th, and has a 11.9:1 student-teacher ratio. Helen B Duffield Elementary School has a current MySchoolScout rating of 7.6 out of 10 and ranks #1,116 of 4,742 schools in NY.
Structured state assessment records for Helen B Duffield Elementary School show 66% math proficiency (multi-year average, 2009-2022) and 54% reading/ELA proficiency (multi-year average, 2009-2022).
- This school 7.6 · Very Good
- District avg 6.2
- NY avg 5.9
Score Breakdown
Full Profile · 3/3 metricsView breakdown
View breakdown
View breakdown
Helen B Duffield Elementary School — Students at Helen B Duffield Elementary School score 52% proficient, which is below what's typical for similar communities (expected: 57%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
35.7%
Students qualifying for federal meal assistance
Test Scores NY EDFACTS (2021-22)
Based on 34 test records from NY state assessments. About our data
Proficiency Trend
↓ DecliningAverage proficiency (% at or above grade level) across Math & ELA over time.
* COVID-affected year — test participation was uneven nationwide. This data is weighted at 50% in the Growth score calculation.
Source: EdFacts (NCES) and state assessment data. Growth score: 7.2/10.
How Helen B Duffield Elementary School Compares
See how Helen B Duffield Elementary School performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Location
600 1ST ST, Ronkonkoma, NY 11779
Nearby Alternatives
Families considering Helen B Duffield Elementary School may also want to explore other elementary schools in the area. TACKAN ELEMENTARY SCHOOL (rated 8.0/10, 2.7 miles away, in nearby Nesconset), which scores slightly higher. Another option is FRANCIS J O'NEILL SCHOOL (rated 6.7/10, 3.1 miles away, in nearby Central Islip), with a comparable rating. Additionally, MARGUERITE L MULVEY SCHOOL (rated 6.6/10, 3.1 miles away, in nearby Central Islip), with a comparable rating. For more schools in Ronkonkoma, see our Ronkonkoma schools guide .
Nearby Schools
20 within 3.1 mi| School | Distance | Rating |
|---|---|---|
| RONKONKOMA MIDDLE SCHOOL Ronkonkoma | 0.2 mi | 7.4 |
| EDITH L SLOCUM ELEMENTARY SCHOOL Ronkonkoma | 0.4 mi | 6.1 |
| NYSARC INC-SUFFOLK CHAPTER Bohemia | 1.3 mi | 5.5 |
| CONNETQUOT HIGH SCHOOL Bohemia | 1.4 mi | 8.7 |
| CHEROKEE STREET ELEMENTARY SCHOOL Ronkonkoma | 1.4 mi | 4.1 |
| CLEARY SCHOOL FOR THE DEAF Nesconset | 2.1 mi | 7.2 |
| TACKAN ELEMENTARY SCHOOL Nesconset | 2.7 mi | 8.0 |
| JOHN PEARL ELEMENTARY SCHOOL Bohemia | 2.7 mi | 5.2 |
| HIAWATHA SCHOOL Lake Ronkonkoma | 2.4 mi | 4.1 |
| CAYUGA SCHOOL Lake Grove | 2.9 mi | 5.9 |
| SAMOSET MIDDLE SCHOOL Lake Ronkonkoma | 2.7 mi | 5.8 |
| ANDREW T MORROW SCHOOL Islandia | 2.3 mi | 6.1 |
| SYCAMORE AVENUE ELEMENTARY SCHOOL Bohemia | 3.1 mi | 4.4 |
| SACHEM HIGH SCHOOL NORTH Lake Ronkonkoma | 2.9 mi | 8.6 |
| WENONAH SCHOOL Lake Grove | 3.2 mi | 6.3 |
| GREAT HOLLOW MIDDLE SCHOOL Nesconset | 3.2 mi | 7.6 |
| FRANCIS J O'NEILL SCHOOL Central Islip | 3.1 mi | 6.7 |
| MARGUERITE L MULVEY SCHOOL Central Islip | 3.1 mi | 6.6 |
| OAKDALE-BOHEMIA MIDDLE SCHOOL Oakdale | 3.9 mi | 7.6 |
| NOKOMIS SCHOOL Holbrook | 3.1 mi | 4.6 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 11779 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$117,684
Median Home Value
$465,400
Median Rent
$2,103/mo
Population
38,273
College Educated
31.1%
Homeownership
75.7%
Avg Commute
31.9 min
Poverty Rate
5.7%
Median Age
39.5
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| BABYLON ELEMENTARY SCHOOL Babylon, NY | 7.6 |
| BIRCHWOOD ELEMENTARY SCHOOL Schenectady, NY | 7.6 |
| BLUE POINT ELEMENTARY SCHOOL Blue Point, NY | 7.6 |
| CHANCELLOR LIVINGSTON ELEMENTARY SCHOOL Rhinebeck, NY | 7.6 |
| DAVID N DINKINS SCHOOL Jamaica, NY | 7.6 |
| ELMWOOD-FRANKLIN SCHOOL Buffalo, NY | 7.6 |
Frequently Asked Questions
Common questions about Helen B Duffield Elementary School
What grades does Helen B Duffield Elementary School serve?
Helen B Duffield Elementary School serves students in grades Kindergarten through 5th.
How many students attend Helen B Duffield Elementary School?
Helen B Duffield Elementary School has an enrollment of approximately 333 students.
What is the student-teacher ratio at Helen B Duffield Elementary School?
The student-teacher ratio at Helen B Duffield Elementary School is 11.9:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Helen B Duffield Elementary School rank in NY?
Helen B Duffield Elementary School ranks #1,116 of 4,742 schools in NY.
What is Helen B Duffield Elementary School's MySchoolScout rating?
Helen B Duffield Elementary School has a current MySchoolScout rating of 7.6 out of 10. This score combines the level-appropriate components shown in the rating breakdown; equity data is shown separately for context.
What are the test scores at Helen B Duffield Elementary School?
Based on loaded state assessment records, Helen B Duffield Elementary School has 66% math proficiency (multi-year average, 2009-2022) and 54% reading/ELA proficiency (multi-year average, 2009-2022).
Is Helen B Duffield Elementary School a charter school?
No, Helen B Duffield Elementary School is not a charter school. It is a traditional public school operated by the local school district.
Is Helen B Duffield Elementary School a Title I school?
No, Helen B Duffield Elementary School is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Helen B Duffield Elementary School?
35.7% of students at Helen B Duffield Elementary School qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Neighborhood Context
Powered by 
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 5th
- Enrollment
- 333
- Student-Teacher Ratio
- 11.9:1
- Teachers (FTE)
- 28
- Free/Reduced Lunch
- 35.7%
- Type
- regular
- Setting
- Large Suburb
- County
- Suffolk County
- Chronic Absenteeism (SY 2022-23)
- 16.2%
- Phone
- (631) 467-6010
Resources & Links
District
CONNETQUOT CENTRAL SCHOOL DISTRICT- District Enrollment
- 5,396
- Schools in District
- 10
- Per-Pupil Spending
- $37,015
- District Rank
- #4 of 10
How we rate schools
A clear 1–10 score built from public data — growth, academics, and learning environment. No hidden criteria, no pay-to-play.
See how we rateRelated reading
- Best Public Schools in New York 2026: Top Districts from NYC to the Suburbsbest schools
- Best Schools in New York, NY — 2026 Rankingsbest schools
- Best States for Public Schools in 2026: A Complete Rankingdata insights
- Charter Schools vs Public Schools: What the Data Actually Shows (2026)school choice
- Student-Teacher Ratio by State: Complete 2026 Rankingsdata insights
Get school insights in your inbox
New rankings, best-schools lists, and parent guides — delivered free. No spam, unsubscribe anytime.
We respect your privacy. Unsubscribe at any time.