Unshakable ZIP Data 08879 | South Amboy, NJ Housing Market
South Amboy · Middlesex County · New York-Newark-Jersey City, NY-NJ-PA metro · New Jersey · Data updated June 19, 2026
The median sale price in ZIP 08879, South Amboy, New Jersey is $524,844 at $352 per square foot. 58 single-family homes sold in the latest period, up 31.0 percent from a year earlier. Homes sit a median of 64 days on market with 5.6 months of supply. Sellers are getting 100.5 percent of list price and 39.3 percent of homes sold above asking.
Buyer leverage market. Negotiate hard.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $530,684 | |
| Average price per sq ft | $356 | |
| Median sale price | $524,844 | |
| Median sale price per sq ft | $352 | |
| Median home size | 1,491 sq ft | |
| Median new listing price | $550,296 | -2.2% |
| National size rank | 5,715 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 58 | +31.0% |
| Median days on market | 64 days | |
| Months of supply | 5.6 months | |
| New listings | 89 | +16.0% |
| Active listings | 161 | +27.8% |
| Pending sales | 67 | +19.5% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 100.5% | -1.8 pts |
| Share sold above list | 39.3% | -15.3 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
2-bedroom
$451,736
3-bedroom
$546,525
4-bedroom
$597,986
These figures describe the single-family market for South Amboy, New Jersey ZIP 08879. They are market context, not a substitute for sold comps or a formal appraisal.