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Stephanie Calinoff at Signature Premier Properties
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Stephanie Calinoff on Smithtown Market

Smithtown Real Estate Market, September 2026

Smithtown's median sale price fell to $815,000 in September 2026, down from $994,500 in August and close to the $825,000 of September 2025.

September 30, 2026, updated · Stephanie Calinoff, Licensed Associate Real Estate Broker

Median price per square foot came down with it, from $424 to $385, against $411 a year earlier, and the median size of what sold fell from 2,498 square feet to 2,100. Houses took 21 days to go to contract, up from 16 in August and 15 last September.

Forty-three sales closed, the most in the past year, up from 40 in August and from 27 in September 2025. Of those, 31 closed at or above asking, a share close to August's but below the 23 of 27 a year earlier, and the median sale came in at 102.01 percent of list.

The spread explains the median. Nineteen sales landed between $600,000 and $799,999, against seven in the same band a year earlier, while eight closed at $1,000,000 and over, up from four. Thirty-two new listings came on, against 33 in August.

September 2026 against the last year

September 2026 Lowest Highest Where it ranks
Median sale price $815,000 $750,000 $994,500 11 of 16
Median days on market 21 days 13 days 37 days 6 of 16
Median price per square foot $385 $357 $450 13 of 16
Sold at or above asking 72.1% 42.9% 93.3% 12 of 16
Closed sales 43 13 43 highest of 16
Sale price against asking 102% 98.9% 105.5% 10 of 16
Median size of what sold 2,100 sq ft 1,943 sq ft 2,600 sq ft 7 of 16

Ranked against the 16 months Stephanie Calinoff holds for Smithtown, not against the whole record.

Data courtesy of OneKey MLS as distributed by MLS GRID as of September 2026.

Median sale price, month by month

Smithtown, Jul 2025 to Oct 2026. Low $750,000, high $994,500.
MonthMedian sale price
Jul 2025 $800,060
Aug 2025 $852,000
Sep 2025 $825,000
Oct 2025 $825,000
Nov 2025 $840,000
Dec 2025 $850,000
Jan 2026 $826,000
Feb 2026 $750,000
Mar 2026 $765,000
Apr 2026 $852,000
May 2026 $795,000
Jun 2026 $800,000
Jul 2026 $848,000
Aug 2026 $994,500
Sep 2026 $815,000
Oct 2026 $830,000

Data courtesy of OneKey MLS as distributed by MLS GRID as of September 2026.

What sold in Smithtown, by price

43 closed sales in September 2026, against 27 in September 2025.
Price September 2026 Share September 2025
Under $300k 1 2% 1
$300k to $400k 1 2% 0
$400k to $500k 0 0% 1
$500k to $600k 0 0% 2
$600k to $700k 8 19% 3
$700k to $800k 11 26% 4
$800k to $900k the median is here 6 14% 7
$900k to $1m 8 19% 5
$1m and above 8 19% 4

Data courtesy of OneKey MLS as distributed by MLS GRID as of September 2026.

Questions about Smithtown

What is a house in Smithtown worth right now?

The median sale price in Smithtown was $815,000 in September 2026, across 43 closed sales. That was down from $994,500 in August 2026 and close to the $825,000 median of September 2025. Median price per square foot was $385.

How long does it take to sell a house in Smithtown?

Half of the 43 Smithtown houses that closed in September 2026 went to contract within 21 days. That compares with 16 days in August 2026 and 15 days in September 2025.

Are houses selling over asking in Smithtown?

In September 2026, 31 of 43 Smithtown sales closed at or above the asking price, and the median sale came in at 102.01 percent of list. A year earlier, 23 of 27 sales closed at or above asking, with a median sale to list of 105.38 percent.

What sort of house does the Smithtown median actually buy?

In September 2026, 11 sales closed between $700,000 and $799,999 and eight between $600,000 and $699,999, so the band around the $815,000 median was where most activity sat. Six sales fell between $800,000 and $899,999. Condition, size and location differ widely within each band.

How many houses sold in Smithtown in September 2026?

Forty-three sales closed, the highest monthly count in Smithtown in the past year, up from 40 in August 2026 and 27 in September 2025. Thirty-two new listings came on the market during the month.

Are there houses under $600,000 in Smithtown?

They were scarce in September 2026. Of 43 closed sales, one fell below $300,000 and one between $300,000 and $399,999, with none between $400,000 and $599,999. A year earlier, the same four bands together accounted for four sales out of 27.

How much of the Smithtown market sells above $1 million?

Eight of the 43 Smithtown sales that closed in September 2026 were at $1,000,000 or more, against four of 27 in September 2025. Another eight closed between $900,000 and $999,999.

Why did Smithtown's median price drop from August to September 2026?

The mix of houses that sold changed. Median square feet fell from 2,498 in August 2026 to 2,100 in September, and median price per square foot fell from $424 to $385. Nineteen of September's 43 sales closed between $600,000 and $799,999.

These are town-wide aggregates, and a single house can sit well off them depending on its condition, size and location within Smithtown.

Data courtesy of OneKey MLS as distributed by MLS GRID as of September 2026.

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