Market report · August 2026
Sea Cliff housing market report
Nassau County · Data as of October 2, 2026 · Based on OneKey® MLS · Updated monthly
12-month median price up 12.1%; inventory down 18.2%; seller's market
Market temperature · months of supply
2.7 months · seller's market
Median sale price
$1.16M
Last year $1.29M · −10.6%
Closed sales
4
Last year 7 · −42.9%
Homes for sale
9
Last year 11 · −18.2%
Avg. days on market
42 days
Last year 41 days
% of original list
100.5%
Last year 94.8%
New listings
6
Last year 5 · +20.0%
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 5 | 6 | +20.0% | 53 | 45 | −15.1% |
| Closed sales | 7 | 4 | −42.9% | 43 | 40 | −7.0% |
| Avg. days on market | 41 | 42 | +2.4% | 49 | 66 | +34.7% |
| Median sale price | $1,295,000 | $1,157,500 | −10.6% | $1,070,000 | $1,199,500 | +12.1% |
| % of original list | 94.8% | 100.5% | +6.0% | 96.4% | 95.6% | −0.8% |
| Homes for sale / Avg. homes for sale | 11 | 9 | −18.2% | 12 | 8 | −33.3% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $591K to $1.2M.
Highlights
- 10-year median +72.6%
- 36% sold above original list in 12 months
- $1M–$1.5M is the busiest band · 28% of sales
For sale today
Sea Cliff Single-family 14 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.