Market report · August 2026
Westhampton housing market report
Suffolk County · Data as of October 2, 2026 · Based on OneKey® MLS · Updated monthly
12-month median price up 21.8%; inventory up 27.3%; buyer's market
Market temperature · months of supply
11.2 months · buyer's market
Median sale price
$1.1M
Last year $1.58M · −30.2%
Closed sales
5
Last year 2 · +150.0%
Homes for sale
42
Last year 33 · +27.3%
Avg. days on market
131 days
Last year 52 days
% of original list
88.9%
Last year 92.9%
New listings
8
Last year 12 · −33.3%
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 12 | 8 | −33.3% | 75 | 88 | +17.3% |
| Closed sales | 2 | 5 | +150.0% | 37 | 45 | +21.6% |
| Avg. days on market | 52 | 131 | +151.9% | 80 | 83 | +3.8% |
| Median sale price | $1,575,500 | $1,100,000 | −30.2% | $1,550,000 | $1,887,500 | +21.8% |
| % of original list | 92.9% | 88.9% | −4.3% | 94.5% | 93.8% | −0.7% |
| Homes for sale / Avg. homes for sale | 33 | 42 | +27.3% | 18 | 32 | +77.8% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $750K to $1.89M.
Highlights
- 10-year median +180.7%
- 11% sold above original list in 12 months
- $2M–$3M is the busiest band · 29% of sales
For sale today
Westhampton Single-family 40 homes
12-month median price down 30.6%; inventory down 40.0%; balanced market
Market temperature · months of supply
4.8 months · balanced market
Median sale price
$1.15M
Last year $835K · +37.7%
Closed sales
3
Last year 3 · 0.0%
Homes for sale
6
Last year 10 · −40.0%
Avg. days on market
146 days
Last year 124 days
% of original list
93.9%
Last year 80.7%
New listings
2
Last year 0
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 0 | 2 | — | 13 | 17 | +30.8% |
| Closed sales | 3 | 3 | 0.0% | 13 | 15 | +15.4% |
| Avg. days on market | 124 | 146 | +17.7% | 98 | 192 | +95.9% |
| Median sale price | $835,000 | $1,150,000 | +37.7% | $1,224,000 | $850,000 | −30.6% |
| % of original list | 80.7% | 93.9% | +16.4% | 91.4% | 83.0% | −9.2% |
| Homes for sale / Avg. homes for sale | 10 | 6 | −40.0% | 13 | 7 | −46.2% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $560K to $850K.
Highlights
- 5-year median −10.5%
- 0% sold above original list in 12 months
For sale today
Westhampton Condo 7 homes
12-month median price up 522.2%; inventory up 100.0%; buyer's market
Market temperature · months of supply
24 months · buyer's market
Median sale price
—
Last year —
Closed sales
0
Last year 0
Homes for sale
2
Last year 1 · +100.0%
Avg. days on market
—
Last year —
% of original list
—
Last year —
New listings
0
Last year 0
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 0 | 0 | — | 4 | 2 | −50.0% |
| Closed sales | 0 | 0 | — | 2 | 1 | −50.0% |
| Avg. days on market | — | — | — | 76 | 68 | −10.5% |
| Median sale price | — | — | — | $337,500 | $2,100,000 | +522.2% |
| % of original list | — | — | — | 93.6% | 95.5% | +2.0% |
| Homes for sale / Avg. homes for sale | 1 | 2 | +100.0% | 1 | 1 | 0.0% |
From 2013-11 to 2026-08, the rolling 12-month median moved from $210K to $2.1M.
For sale today
Westhampton Co-op 1 homes
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Source: OneKey® MLS, calculated by Homix following OneKey's market report method; figures may differ slightly from OneKey's own reports. Prices do not account for concessions or down-payment assistance; small samples can make percent changes look extreme.