All Countries
Islip, NY
Full City Profile · New York · Nassau County County
3.5
/5.0
B+
Good
17,224
Population
3,626/sq mi density
$122,596
Median Income
$49,289 per capita
$486,900
Home Value
$647,268 Zillow
$2,192
Median Rent
51.0% income on rent
53°F
Avg Temperature
275 sunny days/yr
22
Violent Crime/100K
356 property/100K
B+
Overall
3.5 / 5.0
Good overall score based on economy, affordability, safety and education
A+
Economy
4.8 / 5.0
$122,596 median income, 3.3% unemployment
A
Affordability
4.4 / 5.0
$486,900 home value, $2,192/mo rent
F
Safety
1.0 / 5.0
22 violent crimes/100K
B+
Education
3.8 / 5.0
35.0% bachelor's degree or higher
Housing Overview
Median Home Value
$486,900
73% above
US avg: $281,900
Median Rent
$2,192/mo
88% above
US avg: $1,163/mo
Homeownership Rate
84.5%
29% above US avg (65.4%)
Total Housing Units
6,471
Median year built: 1965
Home Value by Source
Census Median
$486,900
Zillow (ZHVI)
$647,268
Median Sale Price
$628,000
Median List Price
$684,499
Census ACS, Zillow ZHVI, Redfin median sale price
Ownership vs. Renting
84.5%
Owner-Occupied
15.5%
Renter-Occupied
US avg: 65.4% owner-occupied
Fair Market Rents (HUD FY2026)
Studio
$1,215/mo
1 Bedroom
$1,315/mo
2 Bedroom
$1,579/mo
3 Bedroom
$1,976/mo
4 Bedroom
$2,193/mo
Census median rent:
$2,192/mo
Market Indicators (Redfin)
Median Days on Market
42 days
Sale-to-List Ratio
1.0%
Buyers market
Homes Sold
8
Price Drops
25.9%
of listings with price reduction
Price Per Sq Ft
$377
Active Inventory
27
homes for sale
Affordability & Housing Stock
Rent Burden
51.0%
of renters spending 30%+ of income on housing
65% above US avg (31.0%)
Median Year Built
1965
Average age of housing stock: 61 years
Homeownership Rate
84.5%
Complete Housing Data
Home Values
| Census Median Value | $486,900 |
| Zillow Home Value (ZHVI) | $647,268 |
| Median Sale Price | $628,000 |
| Median List Price | $684,499 |
| Price Per Sq Ft | $377 |
Rent
| Census Median Rent | $2,192 |
| FMR Studio | $1,215 |
| FMR 1-Bedroom | $1,315 |
| FMR 2-Bedroom | $1,579 |
| FMR 3-Bedroom | $1,976 |
| FMR 4-Bedroom | $2,193 |
Market
| Days on Market | 42 |
| Sale-to-List Ratio | 1.0% |
| Price Drops | 25.9% |
| Homes Sold | 8 |
| Active Inventory | 27 |
| Price Per Sq Ft | $377 |
Ownership & Stock
| Owner-Occupied | 84.5% |
| Renter-Occupied | 15.5% |
| Homeownership Rate | 84.5% |
| Total Housing Units | 6,471 |
| Median Year Built | 1965 |
| Rent Burden | 51.0% |