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C−

Cordello Avenue Elementary School

PublicElementaryGrades K–6

51 Cordello Ave, Central Islip, NY 11722 · (631) 348-4189 · Part of Central Islip Union Free School District

Islip’s School Grade A− better than 78% of New York school districts

Directions
Students
490
Students per teacher
11:1
Free or reduced lunch
64%
Setting
Suburb
Grades
K–6
The gist

What stands out about Cordello Avenue Elementary School

  • Its own letter, C−: better results than 21% of New York’s public schools
  • Math proficiency 25 pts below the state
  • Reading / language arts 20 pts below the state
  • Small classes: 11 students per teacher
  • Enrollment down 12.2% since 2020–21

Test scores

2020–21
Math proficiency31%
State average 56.1%
Reading / language arts43%
State average 62.6%

Its own letter, C−, places these results among New York’s 4,095 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

Location

Directions ↗

51 Cordello Ave, Central Islip

Students

Enrollment by grade
Kindergarten90
Grade 172
Grade 261
Grade 373
Grade 479
Grade 552
Grade 663
Enrollment over time
558’20
542’21
507’22
534’23
490’24

Down 12.2% since 2020–21.

Who goes here
Hispanic 86%Black 11%Two or more races 1%White <1%Asian <1%American Indian/Alaska Native <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Cordello Avenue Elementary School from Islip families.

Other schools in Central Islip Union Free School District

The district →
Anthony Alfano Elementary School
Elementary · Grades PK–6 · Central Islip
C−
491 students12:1
Charles A Mulligan Elementary School
Elementary · Grades K–6 · Central Islip
D
997 students15:1
Andrew T Morrow School
Elementary · Grades K–6 · Islandia
C
821 students14:1
Francis J O'Neill School
Elementary · Grades K–6 · Central Islip
C
600 students14:1
Marguerite L Mulvey School
Elementary · Grades K–6 · Central Islip
C−
567 students13:1
Ralph Reed School
Middle · Grades 7–8 · Central Islip
D−
1,192 students14:1

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against New York’s other public schools; Islip’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.