Market report · August 2026
Seaford housing market report
Nassau County · Data as of October 2, 2026 · Based on OneKey® MLS · Updated monthly
12-month median price about flat; inventory up 22.2%; seller's market
Market temperature · months of supply
2.5 months · seller's market
Median sale price
$917K
Last year $785K · +16.9%
Closed sales
12
Last year 17 · −29.4%
Homes for sale
33
Last year 27 · +22.2%
Avg. days on market
37 days
Last year 30 days
% of original list
100.6%
Last year 101.7%
New listings
27
Last year 24 · +12.5%
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 24 | 27 | +12.5% | 181 | 212 | +17.1% |
| Closed sales | 17 | 12 | −29.4% | 136 | 157 | +15.4% |
| Avg. days on market | 30 | 37 | +23.3% | 38 | 34 | −10.5% |
| Median sale price | $785,000 | $917,450 | +16.9% | $777,500 | $799,000 | +2.8% |
| % of original list | 101.7% | 100.6% | −1.1% | 102.2% | 102.2% | 0.0% |
| Homes for sale / Avg. homes for sale | 27 | 33 | +22.2% | 26 | 23 | −11.5% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $375K to $799K.
Highlights
- 10-year median +91.1%
- 63% sold above original list in 12 months
- $750K–$1M is the busiest band · 57% of sales
For sale today
Seaford Single-family 33 homes
12-month median price up 6.6%; balanced market
Market temperature · months of supply
4 months · balanced market
Median sale price
$813K
Last year $780K · +4.2%
Closed sales
2
Last year 1 · +100.0%
Homes for sale
1
Last year 0
Avg. days on market
53 days
Last year 5 days
% of original list
99.9%
Last year 107.6%
New listings
1
Last year 0
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 0 | 1 | — | 3 | 6 | +100.0% |
| Closed sales | 1 | 2 | +100.0% | 4 | 3 | −25.0% |
| Avg. days on market | 5 | 53 | +960.0% | 38 | 41 | +7.9% |
| Median sale price | $780,000 | $813,000 | +4.2% | $775,000 | $826,000 | +6.6% |
| % of original list | 107.6% | 99.9% | −7.2% | 105.5% | 100.4% | −4.8% |
| Homes for sale / Avg. homes for sale | 0 | 1 | — | 0 | 1 | — |
From 2018-09 to 2026-08, the rolling 12-month median moved from $470K to $826K.
For sale today
Seaford Condo 0 homes
12-month median price about flat; seller's market
Market temperature · months of supply
0 months · seller's market
Median sale price
—
Last year —
Closed sales
0
Last year 0
Homes for sale
0
Last year 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 | — | 1 | 2 | +100.0% |
| Closed sales | 0 | 0 | — | 2 | 1 | −50.0% |
| Avg. days on market | — | — | — | 16 | 58 | +262.5% |
| Median sale price | — | — | — | $320,500 | $320,000 | −0.2% |
| % of original list | — | — | — | 105.1% | 98.5% | −6.3% |
| Homes for sale / Avg. homes for sale | 0 | 0 | — | 0 | 0 | — |
From 2013-02 to 2026-08, the rolling 12-month median moved from $154K to $320K.
For sale today
Seaford Co-op 1 homes
Curious what your home is worth?
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.