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SCHOOL COMMUNITY·CENTRAL ISLIP UNION FREE SCHOOL DISTRICT·NCES 360687004253

CORDELLO AVENUE ELEMENTARY SCHOOL

51 CORDELLO AVE, CENTRAL ISLIP, NY 11722 · (631) 348-4189 · Suffolk County
GRADES KG–06ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL490 STUDENTS
Enrollment
490
Elementary
DISTRICT 661 · STATE 443
Student : Teacher
11.0:1
44 FTE teachers
DISTRICT 13.0:1 · STATE 12.8:1
Free / Reduced Lunch
64%
313 students
DISTRICT 67% · STATE 58%
Community
1
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
90
Grade 1
72
Grade 2
61
Grade 3
73
Grade 4
79
Grade 5
52
Grade 6
63
Student demographics
White
41%
DISTRICT 2% · STATE 39%
Hispanic
42186%
DISTRICT 82% · STATE 31%
Black
5511%
DISTRICT 13% · STATE 16%
Asian
31%
DISTRICT 1% · STATE 10%
Two+
51%
DISTRICT 2% · STATE 4%
Native American
20%
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
23448%
Female
25652%

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Test scores

NYS Assessments 2024-25 . % Proficient (Level 3 + Level 4)
English Language Arts
39.0%
NY avg 58.3% . +17.0pp since 2023
Math
36.0%
NY avg 57.4% . +9.0pp 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
28.8%
composite math + reading, all grades
Predicted
51.5%
based on NY schools with similar FRL share
Beats by
-22.7pp
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
490
-126 (-20%) vs 2017
Student : Teacher
11.0:1
was 14.3:1
% White
1%
was 1%
% Hispanic
86%
was 84%
% Black
11%
was 13%
% Asian
1%
was 1%
Source: NCES Common Core of Data

About CORDELLO AVENUE ELEMENTARY SCHOOL

CORDELLO AVENUE ELEMENTARY SCHOOL is a K-5 school of medium-sized scale in CENTRAL ISLIP, New York, one of the schools within CENTRAL ISLIP UNION FREE SCHOOL DISTRICT, works with 490 students in grades K through 6.

CENTRAL ISLIP UNION FREE SCHOOL DISTRICT runs 8 schools in total, collectively educating 7,773 students. CORDELLO AVENUE ELEMENTARY SCHOOL is one of those campuses.

Demographically, CORDELLO AVENUE ELEMENTARY SCHOOL shows that 86% of students identify as Hispanic, making the school strongly Hispanic-majority. Other groups include 11% Black. The wider county runs roughly 23% Hispanic, putting the school's mix noticeably more Hispanic than the area baseline.

On the income-and-resources front, The school reports having 44 full-time-equivalent teachers, for a student-teacher ratio near 11.0:1. Statewide, the average ratio sits near 12.8:1, putting CORDELLO AVENUE ELEMENTARY SCHOOL tighter than the state norm the norm. About 64% of enrolled students meet the income threshold for free or reduced-price lunch, often used as a Title I proxy. By comparison, Suffolk County runs at roughly 39%, so the school's eligibility rate is higher than the surrounding baseline.

On a demographically-adjusted basis, CORDELLO AVENUE ELEMENTARY SCHOOL falls in the UNDERPERFORMING tier of the BeatsExpectations residual. Given its student profile, a typical campus would land near 51.5%; this one comes in at 28.8%, -22.7 points off the demographic line.

In the surrounding community, community-level numbers for Suffolk County indicate median household earnings sit near $130,686, about 40% of the adult population holds a bachelor's degree or above, and census figures put the poverty rate at about 4%. CORDELLO AVENUE ELEMENTARY SCHOOL is one of 343 public schools in Suffolk County (combined enrollment of about 222,439 students).

Nearest neighbor: SOUTH SHORE CHARTER SCHOOL, around 0.3 miles off. Counting just inside five miles, 8 other public schools cluster around CORDELLO AVENUE ELEMENTARY SCHOOL. Among the 7 schools in that immediate cluster with test data (this one included), CORDELLO AVENUE ELEMENTARY SCHOOL ranks 6th on composite proficiency, below the local average of 35.1%.

The campus sits in an outer-ring setting.

Five-year trend. CORDELLO AVENUE ELEMENTARY SCHOOL's enrollment has declined 20% since 2018, when it stood at 616 (now 490). The student-to-teacher ratio pulled in from 14.3:1 in 2018 to 11.0:1 today.

On allk12, the feed for CORDELLO AVENUE ELEMENTARY SCHOOL typically covers classroom updates, athletics, and weather closures. The community welcomes input from current and former families.

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
CORDELLO AVENUE ELEMENTARY SCHOOL
District
CENTRAL ISLIP UNION FREE SCHOOL DISTRICT
Address
51 CORDELLO AVE, CENTRAL ISLIP, NY 11722
Phone
(631) 348-4189
County
Suffolk County
Level
Elementary
Grade range
KG–06
Total enrollment
490
Teachers (FTE)
44
Student–teacher ratio
11.0:1
Free/Reduced lunch
313 (64%)
Locale
21-Suburb: Large
NCES ID
360687004253
Charter school
No
Virtual school
No

Related schools

Other schools in CENTRAL ISLIP UNION FREE SCHOOL DISTRICT
Other schools in CENTRAL ISLIP
Nearby schools

Frequently asked questions

About CORDELLO AVENUE ELEMENTARY SCHOOL
How many students attend CORDELLO AVENUE ELEMENTARY SCHOOL?
CORDELLO AVENUE ELEMENTARY SCHOOL enrolls approximately 490 students in grades KG-06.
What grades does CORDELLO AVENUE ELEMENTARY SCHOOL serve?
CORDELLO AVENUE ELEMENTARY SCHOOL serves grades KG-06.
What is the student-teacher ratio at CORDELLO AVENUE ELEMENTARY SCHOOL?
The student-to-teacher ratio at CORDELLO AVENUE ELEMENTARY SCHOOL is approximately 11.0:1 (44 FTE teachers).
What is the student diversity at CORDELLO AVENUE ELEMENTARY SCHOOL?
Student demographics at CORDELLO AVENUE ELEMENTARY SCHOOL are roughly 1% White, 86% Hispanic, 11% Black, 1% Asian, 1% Two or more.
What district is CORDELLO AVENUE ELEMENTARY SCHOOL in?
CORDELLO AVENUE ELEMENTARY SCHOOL is part of CENTRAL ISLIP UNION FREE SCHOOL DISTRICT.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.
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