Median Age
40 Years
Largest Age Group
55-64 Years
Approximately 14% of Residents
Under 20
23%
Over 65
18%
Avg Rent
$2,203
Population
18,446
Renter Mix
20% Rent
Selden is a hamlet in Suffolk County, sitting at the geographic heart of Long Island within the Town of Brookhaven. Once known as Westfield, it transitioned from a rural farming community into a fully suburban area during the latter half of the 20th century, with Middle Country Road serving as its central artery and commercial spine. That road connects Selden to neighboring communities like Centereach and Coram, while the Long Island Expressway provides a direct corridor into New York City.
Suffolk County Community College anchors the area's educational identity and brings a steady academic presence to the surrounding community. The housing stock reflects the hamlet's suburban character: expect a mix of single-family rental homes, townhomes, and smaller apartment communities, with options across a range of bedroom counts. The overall scale stays low-rise and spread out, giving the area a quieter residential feel compared to the denser western end of Long Island.
Day-to-day life in Selden revolves around the accessibility and convenience that come with a well-connected suburban setting. Outdoor recreation is nearby at Cathedral Pines County Park, and local shopping centers along Middle Country Road keep errands manageable. For renters seeking Long Island living without the intensity of the North Shore's more congested towns, Selden offers a grounded, practical base.
Median Household Income
$104,865
Average: $122,742
Education
4,063
Residents Have a Degree
Job Market
9,367
Workers Employed
Median Age
40 Years
Largest Age Group
55-64 Years
Approximately 14% of Residents
Under 20
23%
Over 65
18%
Housing Distribution
Selden has more homeowners than renters.
Education Distribution
Review this city's overall education levels.
As of May 2026, the average apartment rent in Selden, NY is $2,203 for one bedroom, $3,452 for two bedrooms, and $4,395 for three bedrooms. Apartment rent in Selden has increased by 0.0% in the past year.
Explore how walkable, bikeable, drivable, and transit-friendly Selden, NY is for everyday living.
Fairly Walkable
Walkability
Minimal Public Transit
Transit
Very Drivable
Drivability
Fairly Bikeable
Bikeability
Public
Grades K-5
385 Students
New Lane Memorial Elementary School
Public
Grades K-5
772 Students
Public
Grades K-5
351 Students
Bicycle Path Kindergarten Pre K Center
Public
Grades PK-5
449 Students
Public
Grades 9-12
1,553 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.
View GreatSchools Rating Methodology
Data provided by
GreatSchools.org
© 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.