The median home in Islip, New York is valued at $641,215, up 4.2% year over year. Islip is part of the New York-Newark-Jersey City, NY-NJ-PA metropolitan area, which CrashWatch tracks daily with real-time stress scores and crash risk analysis.

Home Value$641,215

+4.2%

Prices rising — worse for buyers.

Affordability

Enter your income for Islip.

Income (annual)

Down Payment

$128,243 on $641,215

Example: $75,000 household income. Change it above to see your own.

Out of reach69% of income

Need $184,757/yr to afford.

PITI$4,311

P/I69%

Afford$260K

Gap-$381K

P&I $3,242Tax $919Ins $150

6.50% 30yr, 20% down, county tax + NY ins. 28% per HUD.

Home Buying Kit For Dummies (2025)Financing, negotiation, closing

Other cities in New York

Compare Islip with other housing markets across New York.

Sagaponack$7.21M Water Mill$4.54M Bridgehampton$4.44M Wainscott$3.78M Sands Point$3.18M Amagansett$2.97M Old Westbury$2.85M Quogue$2.77M

Full New York-Newark-Jersey City, NY-NJ-PA analysis

Stress scores, crash risk, early warning signals, and 12-month price forecasts for the New York-Newark-Jersey City, NY-NJ-PA metro.

View New York-Newark-Jersey City, NY-NJ-PA metro

Weekly briefing

Every Monday — score changes, top movers, and what shifted. Free.

Islip, NY