Islip, NY Real Estate

According to census data in the year 2000 there were 7,013 housing units in Islip. This represents a 8.6% growth from 6,458 in 1990.

Of those housing units, 7,013 were located in either urbanized areas or urban clusters, and none were located in what is classified as a rural area.

Homeownership rate in Islip is about 74.3%. Islip's vacancy rate, including seasonal lodging, is about 2.1%. Average household size is 2.99 people.

The majority of houses, apartments or condos in Islip were built after 1963.


Housing Size

Housing Units by Size
Studio Type2.30%
One Bedroom12.30%
Two Bedrooms16.50%
Three Bedrooms36.70%
Four Bedrooms23.10%
Five Bedrooms or more9.10%
As % of Housing Units

Owned Homes, Apartments and Condos

Average Household Size3.21
Median year structure was built1961
Median Value of occupied units$172,600
Median Price asked for vacant units$167,900

Rented Homes, Apartments and Condos

Average Household Size2.34
Median year structure was built1970
Median Monthly Rent asked for vacant units$879

Owners Finance Status

Housing Finance
Second Mortgage & Equity Loan0%
Second Mortgage8.40%
Home Equity Loan10.50%
Simple Mortgage58.60%
Debt Free22.40%
As % of Housing Units
Median part of Monthly Household Income dedicated to covering home ownership costs24.2%