The Islip housing market is very competitive. The median sale price of a home in Islip was $675K last month, up 13.9% since last year. The median sale price per square foot in Islip is $374, up 0.8% since last year.
In May 2025, Islip home prices were up 13.9% compared to last year, selling for a median price of $675K. On average, homes in Islip sell after 17 days on the market compared to 22 days last year. There were 17 homes sold in May this year, up from 14 last year.
All Home Types
Median Sale PriceAll Home Types
Median Sale Price
(All Home Types)
$675,000
+13.9% YoY | May 2025
Based on Redfin calculations of home data from MLS and/or public records.
Location
Data
May 2025
Growth
% YoY
Islip, NY
$675,000
+13.9%
United States
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How hot is the Islip housing market?
Islip is very competitive. Homes sell in 22 days.
0
100
84
Very Competitive
Redfin Compete Score™
The Redfin Compete Score rates how competitive an area is on a scale of 0 to 100, where 100 is the most competitive.
Calculated over the last 3 months
Many homes get multiple offers, some with waived contingencies.
The average homes sell for about 4% above list price and go pending in around 22 days.
Hot homes
can sell for about 8% above list price and go pending in around 12 days.
This data does not reflect actual moves. The latest migration analysis is based on a sample of about two
million Redfin.com users who searched for homes across more than 100 metro areas. To be included in this dataset, a Redfin.com user
must have viewed at least 10 homes in a three month period. This dataset excludes all rentals data.
School data provided by GreatSchools. School service boundaries are intended to be used as reference only. To verify enrollment eligibility for a property, contact the school directly.
Climate's impact on Islip housing
Learn about natural hazards and environmental risks, such as floods, fires, wind, and heat that
could impact homes in Islip.
Flood Factor - Major
39% of properties are at risk of severe flooding over the next 30 years
Flood Factor
Islip has a major risk of flooding. 1,055 properties in Islip are likely to be
severely affected
by flooding over the next 30 years. This represents 39% of all properties in Islip. Flood risk is increasing faster than the national average.
<1% of properties are at risk of wildfire over the next 30 years
Fire Factor
Islip has a moderate risk of wildfire. There are 55 properties in Islip that have some risk of being affected by wildfire over the next 30 years. This represents <1% of all properties in Islip.
99% of properties are at major
risk of a severe wind event over the next 30 years
Wind Factor
Islip has a Major Wind Factor® risk based on the projected likelihood and speed of hurricane, tornado, or severe storm winds impacting it. Islip is most at risk from hurricanes. 5,537 properties in Islip have some risk of being in a severe wind event within the next 30 years.
Wind likelihood over time
If an exceedingly rare windstorm
(a 1-in-3,000 year storm event)
occurred today, it could cause wind gusts of up to 111 mph. In 30 years, an event of this same likelihood would show increased wind gusts of up to 122 mph.