Unshakable ZIP Data 11722 | Central Islip, NY Housing Market
Central Islip · Suffolk County · New York-Newark-Jersey City, NY-NJ-PA metro · New York · Data updated June 19, 2026
The median sale price in ZIP 11722, Central Islip, New York is $567,332 at $402 per square foot. 51 single-family homes sold in the latest period, down 15.6 percent from a year earlier. Homes sit a median of 43 days on market with 2.7 months of supply. Sellers are getting 101.0 percent of list price and 60.0 percent of homes sold above asking.
Balanced market.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $585,236 | |
| Average price per sq ft | $414 | |
| Median sale price | $567,332 | |
| Median sale price per sq ft | $402 | |
| Median home size | 1,413 sq ft | |
| Median new listing price | $584,998 | +1.7% |
| National size rank | 2,484 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 51 | -15.6% |
| Median days on market | 43 days | |
| Months of supply | 2.7 months | |
| New listings | 80 | +5.5% |
| Active listings | 123 | +3.0% |
| Pending sales | 61 | -10.6% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 101.0% | +0.8 pts |
| Share sold above list | 60.0% | +1.0 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
2-bedroom
$486,148
3-bedroom
$568,293
4-bedroom
$608,335
5-bedroom
$664,234
These figures describe the single-family market for Central Islip, New York ZIP 11722. They are market context, not a substitute for sold comps or a formal appraisal.