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Market Intelligence · NY / Suffolk County

Port Jefferson, NY home prices and housing market

1 ZIP market liveData updated September 2026Typical value$796K1-yr changeUp7.1%

The typical home value in Port Jefferson, NY is $796K as of September 2026, up 7.1% from a year ago, based on the Zillow Home Value Index. In the typical Port Jefferson ZIP code, the median list price is $1.19M and homes spend a median of 37 days on market as of September 2026 (Realtor.com).

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The coverage

Port Jefferson, by the numbers.

Typical home valueZillow ZHVI, September 2026
$796K
1-yr changeMedian across Port Jefferson ZIPs
+7.1%
ZIP markets live
1
County
Suffolk County

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12-month value trend

+7.1% over 12 months

Typical home value in Port Jefferson over the last 12 months: $743K in Sep 2025 to $796K in Sep 2026 (+7.1%).

Sep 2025$743K

Sep 2026$796K

Median Zillow home value index across Port Jefferson's ZIP codes.

Context

The typical home value in Port Jefferson is $795,854, up 7.1% over the past year as of September 2026. That is solid appreciation for sellers who bought within the last few years. Inventory is tight, with only 31 homes for sale and 14 new listings coming to market in September 2026. Homes are moving at a reasonable pace, with a median of 37 days on market. Only 2.7% of listings carried a price cut, which suggests sellers are generally pricing close to what buyers will pay. One note of caution: the median list price of $1,190,000 sits well above the typical value, so asking prices in Port Jefferson skew toward the higher end of the market. For a homeowner weighing a sale, the citywide data points to firm demand and little pressure to discount, which is a favorable position to sell from.

The numbers

What is the housing market like in Port Jefferson, NY?

Typical home value

$796K

Up7.1%YoY

Median list price

$1.19M

Days on market

37

Homes for sale

31

Price cuts

2.7%

New listings

14

Sources · Zillow ZHVI (September 2026) / Realtor.com (September 2026)

Figures reflect Port Jefferson's ZIP codes with market data: values and listing medians take the median across ZIPs; inventory and new listings are summed.

Prices over time

Port Jefferson, NY home prices over time

Typical home values in Port Jefferson, NY are up 7.1% over the past year, from $743K in September 2025 to $796K in September 2026.

Typical home value in Port Jefferson, NY, September of each year
MonthTypical value1-yr change
September 2026$795,854+7.1%
September 2025$743,281No prior year

Typical value is the median Zillow Home Value Index across Port Jefferson ZIP codes, taken in September of each year so every row compares the same month.

Market balance

Is Port Jefferson, NY a buyer's or seller's market?

Port Jefferson, NY leans toward a seller's market.

Relatively few listings have cut their asking price, which usually gives sellers the stronger position.

Based on a median of 37 days on market and 3% of listings with a price cut in the typical Port Jefferson ZIP code, and 14 new listings against 31 active listings across Port Jefferson, as of September 2026 (Realtor.com).

The outlook

Port Jefferson housing market forecast 2027

+3.2%

Weighted average of Zillow's ZIP forecasts, 12 months to September 2027

A weighted average of Zillow's ZIP forecasts, across 1 Port Jefferson ZIP code, points to typical home values rising 3.2% by September 2027.

Over the 12 months through September 2026, typical home values in Port Jefferson rose 7.1%, per the Zillow Home Value Index.

Will home prices drop in Port Jefferson?

The forecasts do not call for a drop: a weighted average of Zillow's ZIP forecasts for Port Jefferson shows typical home values rising 3.2% by September 2027, after a 7.1% rise over the past 12 months. Forecasts are not guarantees: mortgage rates, inventory, and the wider economy can move values either way.

How this is calculated: each ZIP code's 12-month Zillow forecast is weighted by its typical home value (Zillow Home Value Index, September 2026). 1 Port Jefferson ZIP code has both figures.

Forecast: a weighted average of Zillow's ZIP forecasts (Zillow Home Value Forecast, published October 2026), calculated by Home Value Pros. A forecast, not a guarantee.

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Live markets

What ZIP codes are live in Port Jefferson?

Typical value is the Zillow home value index (ZHVI) for each ZIP, as of September 2026. 1-yr change compares it to the same ZIP a year earlier.

Zillow ZHVI, September 2026

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Common questions

Questions about Port Jefferson, NY home prices.

How much is a home in Port Jefferson worth?

The typical home value in Port Jefferson is $795,854 as of September 2026, up 7.1% over the past year. This is a citywide figure, so individual homes may be worth more or less.

How fast are homes selling in Port Jefferson?

Homes in Port Jefferson spent a median of 37 days on market as of September 2026. With 31 homes for sale and only 2.7% of listings showing a price cut, sellers are not facing much pressure to lower prices.

What are homes listed for in Port Jefferson?

The median list price in Port Jefferson is $1,190,000 as of September 2026, with 14 new listings added that month. List prices run well above the typical home value, reflecting a market weighted toward higher priced properties.

Are home prices going up or down in Port Jefferson, NY?

Typical home values in Port Jefferson, NY are up 7.1% over the past year, based on the Zillow Home Value Index as of September 2026.

Is Port Jefferson, NY a buyer's or seller's market?

Port Jefferson, NY leans toward a seller's market. Relatively few listings have cut their asking price, which usually gives sellers the stronger position. Based on a median of 37 days on market and 3% of listings with a price cut in the typical Port Jefferson ZIP code, and 14 new listings against 31 active listings across Port Jefferson, as of September 2026 (Realtor.com).

How long do homes take to sell in Port Jefferson, NY?

In the typical Port Jefferson ZIP code, homes spend a median of 37 days on market as of September 2026, based on Realtor.com listing data. Pricing and condition decide how fast any one home sells, so treat the median as a benchmark rather than a promise.

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