Unshakable ZIP Data 06870 | Greenwich, CT Housing Market
Greenwich · Fairfield County · Bridgeport-Stamford-Norwalk, CT metro · Connecticut · Data updated June 19, 2026
The median sale price in ZIP 06870, Greenwich, Connecticut is $2,304,316 at $956 per square foot. 19 single-family homes sold in the latest period, down 36.1 percent from a year earlier. Homes sit a median of 9 days on market with 3.9 months of supply. Sellers are getting 106.5 percent of list price and 66.7 percent of homes sold above asking.
Balanced market.
Value anchors
| Metric | Value | Year over year |
|---|---|---|
| Average single-family value | $3,024,317 | |
| Average price per sq ft | $1,255 | |
| Median sale price | $2,304,316 | |
| Median sale price per sq ft | $956 | |
| Median home size | 2,409 sq ft | |
| Median new listing price | $2,969,615 | +16.6% |
| National size rank | 11,338 |
Sales activity
| Metric | Value | Year over year |
|---|---|---|
| Homes sold | 19 | -36.1% |
| Median days on market | 9 days | |
| Months of supply | 3.9 months | |
| New listings | 50 | +24.4% |
| Active listings | 55 | -4.0% |
| Pending sales | 30 | -13.1% |
Pricing power
| Metric | Value | Year over year |
|---|---|---|
| Average sale-to-list ratio | 106.5% | +3.0 pts |
| Share sold above list | 66.7% | +18.4 pts |
Bedroom value anchors
Average values by bedroom count. Value anchors for orientation, not appraisals.
1-bedroom
$491,097
2-bedroom
$1,009,582
3-bedroom
$1,915,782
4-bedroom
$2,842,406
5-bedroom
$4,398,100
These figures describe the single-family market for Greenwich, Connecticut ZIP 06870. They are market context, not a substitute for sold comps or a formal appraisal.