Median Age
37 Years
Largest Age Group
25-34 Years
Approximately 14% of Residents
Under 20
26%
Over 65
14%
Avg Rent
$2,388
Population
33,630
Renter Mix
30% Rent
Central Islip sits squarely in the middle of Suffolk County, anchored by deep Long Island roots and a pace of life that moves a little slower than Manhattan's orbit without ever feeling cut off from it. The hamlet earned its name from the Long Island Rail Road's eastward push in the 1840s, and that same rail line still connects residents to Penn Station today. Touro Law School brings an academic presence to the area, and the nearby federal courthouse adds to Central Islip's role as a civic and legal hub for the region.
Neighborhoods here range from quiet residential streets lined with single-family homes to denser corridors closer to the town center. The housing mix reflects that range, with apartment communities, townhomes, and garden-style rentals offering real options at price points that tend to undercut much of the surrounding Town of Islip. Bethpage Ballpark, home to the independent Long Island Ducks since 2000, gives the area a distinctive local identity that few Suffolk County hamlets can match. For those who want a grounded Long Island address without the premium price tag of the South Shore's coastal towns, Central Islip makes a compelling case.
Median Household Income
$94,496
Average: $116,885
Education
5,619
Residents Have a Degree
Job Market
17,779
Workers Employed
Median Age
37 Years
Largest Age Group
25-34 Years
Approximately 14% of Residents
Under 20
26%
Over 65
14%
Housing Distribution
Central Islip has more homeowners than renters.
Education Distribution
Review this city's overall education levels.
As of April 2026, the average apartment rent in Central Islip, NY is $2,087 for a studio, $2,389 for one bedroom, $3,102 for two bedrooms, and $5,040 for three bedrooms. Apartment rent in Central Islip has decreased by -0.6% in the past year.
Explore how walkable, bikeable, drivable, and transit-friendly Central Islip, NY is for everyday living.
Fairly Walkable
Walkability
Limited Public Transit
Transit
Very Drivable
Drivability
Moderately Bikeable
Bikeability
Cordello Avenue Elementary School
Public
Grades K-5
490 Students
Public
Grades K-5
600 Students
Public
Grades K-5
997 Students
Public
Grades K-5
566 Students
Anthony Alfano Elementary School
Public
Grades PK-5
490 Students
Public
Grades 6-8
1,192 Students
Central Islip Senior High School
Public
Grades 9-12
2,613 Students
The GreatSchools Rating helps parents compare schools within a state based on a variety of school quality indicators and provides a helpful picture of how effectively each school serves all of its students. Ratings are on a scale of 1 (below average) to 10 (above average) and can include test scores, college readiness, academic progress, advanced courses, equity, discipline and attendance data. We also advise parents to visit schools, consider other information on school performance and programs, and consider family needs as part of the school selection process.
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© 2026. All rights reserved.
† Our analysis of utilities, groceries, transportation, healthcare, home prices, and other goods and services is sourced from the Cost of Living Index, a respected benchmark published by the Council for Community and Economic Research (C2ER) that provides a thorough overview of living expenses across different regions.
Rent data is provided by CoStar Group’s Market Trend reports. As the industry leader in commercial real estate information, analytics, and news, CoStar conducts extensive research to produce and maintain a comprehensive database of commercial real estate information. We combine this data with public record to provide the most up-to-date rental information available.
Consumer goods, services, and home prices are sourced from the Cost of Living Index published by the Council for Community and Economic Research (C2ER). The data on this page is updated quarterly. It was last published in February 2026.
Demographic information comes from Neustar and combines detailed address data with U.S. Census and American Community Survey statistics to produce reliable local estimates.