Market report · August 2026
Roslyn 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 11.1%; balanced market
Market temperature · months of supply
4.8 months · balanced market
Median sale price
$2M
Last year $1.75M · +14.1%
Closed sales
9
Last year 6 · +50.0%
Homes for sale
20
Last year 18 · +11.1%
Avg. days on market
64 days
Last year 20 days
% of original list
96.2%
Last year 101.4%
New listings
3
Last year 3 · 0.0%
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 3 | 3 | 0.0% | 63 | 81 | +28.6% |
| Closed sales | 6 | 9 | +50.0% | 45 | 50 | +11.1% |
| Avg. days on market | 20 | 64 | +220.0% | 51 | 45 | −11.8% |
| Median sale price | $1,752,500 | $2,000,000 | +14.1% | $1,500,000 | $1,500,000 | 0.0% |
| % of original list | 101.4% | 96.2% | −5.1% | 96.0% | 98.0% | +2.1% |
| Homes for sale / Avg. homes for sale | 18 | 20 | +11.1% | 12 | 18 | +50.0% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $724K to $1.5M.
Highlights
- 10-year median +56.7%
- 37% sold above original list in 12 months
- $1M–$1.5M is the busiest band · 36% of sales
For sale today
Roslyn Single-family 23 homes
12-month median price about flat; inventory up 66.7%; seller's market
Market temperature · months of supply
2.1 months · seller's market
Median sale price
$1M
Last year $895K · +11.7%
Closed sales
2
Last year 4 · −50.0%
Homes for sale
5
Last year 3 · +66.7%
Avg. days on market
24 days
Last year 52 days
% of original list
97.0%
Last year 98.3%
New listings
5
Last year 2 · +150.0%
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 2 | 5 | +150.0% | 36 | 37 | +2.8% |
| Closed sales | 4 | 2 | −50.0% | 33 | 28 | −15.2% |
| Avg. days on market | 52 | 24 | −53.8% | 81 | 27 | −66.7% |
| Median sale price | $895,000 | $1,000,000 | +11.7% | $1,157,500 | $1,190,000 | +2.8% |
| % of original list | 98.3% | 97.0% | −1.3% | 97.2% | 98.5% | +1.3% |
| Homes for sale / Avg. homes for sale | 3 | 5 | +66.7% | 7 | 3 | −57.1% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $630K to $1.19M.
Highlights
- 10-year median +85.1%
- 39% sold above original list in 12 months
- $750K–$1M is the busiest band · 43% of sales
For sale today
Roslyn Condo 2 homes
12-month median price up 25.0%; 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 | 6 | +500.0% |
| Closed sales | 0 | 0 | — | 3 | 3 | 0.0% |
| Avg. days on market | — | — | — | 54 | 23 | −57.4% |
| Median sale price | — | — | — | $300,000 | $375,000 | +25.0% |
| % of original list | — | — | — | 100.3% | 100.7% | +0.4% |
| Homes for sale / Avg. homes for sale | 0 | 0 | — | 0 | 1 | — |
From 2013-01 to 2026-08, the rolling 12-month median moved from $136K to $375K.
For sale today
Roslyn 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.