Best Public Elementary Schools in Central Islip, NY (2025-26)

Best Central Islip Public Elementary Schools (2025-26)

For the 2025-26 school year, there are 6 public elementary schools serving 3,118 students in Central Islip, NY.

The top ranked public elementary schools in Central Islip, NY are Francis J O'neill School, Marguerite L Mulvey School and Anthony Alfano Elementary School. Overall testing rank is based on a school's combined math and reading proficiency test score ranking.

Central Islip, NY public elementary schools have an score of 35% (versus the New York public elementary school average of 52%), and score of 29% (versus the 48% statewide average). Elementary schools in Central Islip have an average ranking of 2/10, which is in the bottom 50% of New York public elementary schools.

Minority enrollment is 98% of the student body (majority Hispanic), which is more than the New York public elementary school average of 61% (majority Hispanic).

Best Public Elementary Schools in Central Islip, NY (2025-26)

School
(Math and Reading Proficiency)

Location

Quick Facts

Rank: #11.

Francis J O'neill School

(Math: 44% | Reading: 41%)
:

Bottom 50%

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44 E Cherry St
Central Islip, NY 11722
(631) 348-5060

Gr: K-6 | 592 students Student-teacher ratio: 13:1 Minority enrollment: 98%

Rank: #22.

Marguerite L Mulvey School

(Math: 35% | Reading: 35%)
:

Bottom 50%

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44 E Cherry St
Central Islip, NY 11722
(631) 348-5059

Gr: K-6 | 532 students Student-teacher ratio: 13:1 Minority enrollment: 99%

Rank: #33.

Anthony Alfano Elementary School

(Math: 40% | Reading: 27%)
:

Bottom 50%

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50 Wheeler Rd
Central Islip, NY 11722
(631) 348-5139

Gr: PK-6 | 497 students Student-teacher ratio: 13:1 Minority enrollment: 97%

Rank: #44.

Charles A Mulligan Elementary School

(Math: 33% | Reading: 21%)
:

Bottom 50%

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1 Broadway
Central Islip, NY 11722
(631) 348-5041

Gr: K-6 | 963 students Student-teacher ratio: 15:1 Minority enrollment: 98%

Rank: #55.

Cordello Avenue Elementary School

(Math: 27% | Reading: 23%)
:

Bottom 50%

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51 Cordello Ave
Central Islip, NY 11722
(631) 348-4189

Gr: K-6 | 534 students Student-teacher ratio: 12:1 Minority enrollment: 99%

Rank: n/an/a

South Shore Charter School

Charter School

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25 Church St
Central Islip, NY 11722
(631) 864-7000

Gr: K-1

Frequently Asked Questions

What are the top ranked public elementary schools in Central Islip, NY?

The top ranked public elementary schools in Central Islip, NY include Francis J O'neill School, Marguerite L Mulvey School and Anthony Alfano Elementary School.

How many public elementary schools are located in Central Islip?

6 public elementary schools are located in Central Islip.

What is the racial composition of students in Central Islip?

Central Islip public elementary schools minority enrollment is 98% of the student body (majority Hispanic), which is more than the New York public elementary schools average of 61% (majority Hispanic).