Market report · August 2026
Smithtown housing market report
Suffolk County · Data as of October 2, 2026 · Based on OneKey® MLS · Updated monthly
12-month median price up 6.3%; inventory up 44.2%; seller's market
Market temperature · months of supply
2.8 months · seller's market
Median sale price
$1.03M
Last year $852K · +21.5%
Closed sales
34
Last year 35 · −2.9%
Homes for sale
62
Last year 43 · +44.2%
Avg. days on market
22 days
Last year 30 days
% of original list
105.6%
Last year 104.1%
New listings
33
Last year 18 · +83.3%
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 18 | 33 | +83.3% | 353 | 339 | −4.0% |
| Closed sales | 35 | 34 | −2.9% | 303 | 263 | −13.2% |
| Avg. days on market | 30 | 22 | −26.7% | 40 | 35 | −12.5% |
| Median sale price | $852,000 | $1,035,000 | +21.5% | $800,000 | $850,000 | +6.3% |
| % of original list | 104.1% | 105.6% | +1.4% | 103.0% | 102.5% | −0.5% |
| Homes for sale / Avg. homes for sale | 43 | 62 | +44.2% | 46 | 41 | −10.9% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $395K to $850K.
Highlights
- 10-year median +97.7%
- 65% sold above original list in 12 months
- $750K–$1M is the busiest band · 56% of sales
For sale today
Smithtown Single-family 54 homes
12-month median price up 4.3%; inventory up 33.3%; seller's market
Market temperature · months of supply
1.5 months · seller's market
Median sale price
$675K
Last year —
Closed sales
7
Last year 0
Homes for sale
4
Last year 3 · +33.3%
Avg. days on market
26 days
Last year —
% of original list
100.8%
Last year —
New listings
3
Last year 2 · +50.0%
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 2 | 3 | +50.0% | 26 | 33 | +26.9% |
| Closed sales | 0 | 7 | — | 25 | 31 | +24.0% |
| Avg. days on market | — | 26 | — | 45 | 22 | −51.1% |
| Median sale price | — | $675,000 | — | $705,000 | $735,000 | +4.3% |
| % of original list | — | 100.8% | — | 101.3% | 101.8% | +0.5% |
| Homes for sale / Avg. homes for sale | 3 | 4 | +33.3% | 3 | 3 | 0.0% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $370K to $735K.
Highlights
- 10-year median +83.7%
- 58% sold above original list in 12 months
- $500K–$750K is the busiest band · 52% of sales
For sale today
Smithtown Condo 5 homes
12-month median price up 6.2%; seller's market
Market temperature · months of supply
2.4 months · seller's market
Median sale price
—
Last year —
Closed sales
0
Last year 0
Homes for sale
2
Last year 0
Avg. days on market
—
Last year —
% of original list
—
Last year —
New listings
0
Last year 1 · −100.0%
Month and last 12 months
| Metric | August 2025 | August 2026 | Change | Thru 08/2025 | Thru 08/2026 | Change |
|---|---|---|---|---|---|---|
| New listings | 1 | 0 | −100.0% | 7 | 12 | +71.4% |
| Closed sales | 0 | 0 | — | 7 | 10 | +42.9% |
| Avg. days on market | — | — | — | 87 | 20 | −77.0% |
| Median sale price | — | — | — | $253,750 | $269,500 | +6.2% |
| % of original list | — | — | — | 98.6% | 102.4% | +3.9% |
| Homes for sale / Avg. homes for sale | 0 | 2 | — | 1 | 1 | 0.0% |
From 2013-01 to 2026-08, the rolling 12-month median moved from $110K to $270K.
Highlights
- 5-year median +61.9%
- 80% sold above original list in 12 months
For sale today
Smithtown Co-op 3 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.