Syosset, NY real estate market
The story of Syosset
Syosset sits in the Town of Oyster Bay, on the North Shore of Long Island in Nassau County. It covers 5.0 square miles, all land, and it has changed shape more than once on paper. It absorbed the old hamlet of Locust Grove for the 1990 census, then picked up a piece of Muttontown between the 2000 and 2010 counts while handing some land over to the village of Laurel Hollow. Neighbors on the map are Oyster Bay and Laurel Hollow to the north, Woodbury to the east, Plainview and Hicksville to the south, and Jericho and Muttontown to the west. That kind of boundary shuffling is worth knowing if you are checking exactly which taxing lines a property falls under.
For getting into the city, Syosset works off two anchors. The Syosset station on the Long Island Rail Road gets you toward Manhattan, about 32 miles away, without touching a car. The Long Island Expressway is the other route, and Syosset also sits about 14 miles east of the Queens border and 23 miles southeast of the Throgs Neck Bridge, so it reads as a commuter hamlet by geography alone. Local services run through the Syosset Post Office, the Syosset Fire Department, and the Jericho Water District, a reminder that even inside one hamlet, utility and service lines can split by district.
The Syosset Fire Department is a fact worth a buyer's attention on its own. It is an all volunteer operation running five engines, two trucks, a rescue unit, and three ambulances out of three stations, and it covers 17.5 square miles, the largest coverage area of any fire department in Nassau County, reaching into Woodbury, Muttontown, Oyster Bay Cove, Laurel Hollow, Cold Spring Harbor, East Norwich, Jericho, Hicksville, and Plainview. If you are comparing insurance or service response across the Greater Syosset area, that coverage footprint is the detail to ask about, since it stretches well past the hamlet's own 5 square miles.
Syosset at a glance
Verified numbers, 2026-06
Based on information from OneKey MLS, for the period June 1, 2026 through June 30, 2026. Figures from Realtors Property Resource. Information is not guaranteed.
What this means: the market is roughly even in Syosset right now. Neither side holds the cards, so preparation and pricing decide who wins each negotiation. Value growth in plain words: at the published three year pace of 23.43 percent, a Syosset home worth $100,000 three years ago is worth about $123,430 today. One caveat, always: a median can move because different kinds of homes sold, not because values changed. The trend numbers matter more than any single month. Supply check, in plain words: at today's pace, everything for sale in Syosset would be gone in about 19 weeks.
The longer trend
If you are buying in Syosset
You have room to think, not room to sleep. Homes take about 20 days to go, and fair offers start real conversations. The edge is knowing which homes are priced right on day one.
Ask Muds about buying hereIf you are selling in Syosset
Preparation and pricing decide who wins. Buyers here have choices, so presentation and a defensible number do the heavy lifting. Start with what your home is actually worth today.
What is my Syosset home worthCommon questions about Syosset
What is the median home price in Syosset, NY?
As of 2026-06, the median sold price in Syosset was $1,150,000. Medians shift with the mix of homes sold, so treat it as a compass, not an appraisal.
Is Syosset a seller's market or a buyer's market?
Right now the numbers tilt toward neither side in Syosset, with about 4.26 months of homes on the market. That figure means how long it would take to sell every listed home at today's pace: a small supply favors sellers, a big one favors buyers.
How fast do homes sell in Syosset?
The median is 20 days on market as of 2026-06. Well prepared and well priced homes move faster than the median.
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Towns near Syosset
Same corner of the Island, different markets. Each guide carries its own verified numbers.