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Single Family ResidenceResidential
$4,051,592
TopHap EstimateOur estimate of what this home would sell for today, based on nearby sales, the home's size and features, and local price trends. It is a starting point, not an appraisal.· confidence 70How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Sep 24, 2026

17 SEAFORTH LN

LLOYD HARBOR, NY 11743
0
Baths
4.1 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$4.1M
$2.9M low$5.2M high

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$56,317 (2024)
Assessed ValueThe value the county assigns to this home to calculate property tax. It is often lower than what the home would sell for.$18,200 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$4,950
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$13,250
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$4,044,444

Climate Risk

Projected Flood DepthHow deep a serious flood is expected to get here at some point in the next 30 years. Shown in inches.197 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.72%
FEMA Flood ZoneFEMA's flood zone for this address. Zones starting with A or V are high risk, and lenders usually require flood insurance there.1 percent flood zone

Scores 0–100; higher = greater projected risk.

Property Facts

Property TypeThe broad category the county puts this property in, such as residential or commercial.Single Family Residence
CountySUFFOLK
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(1)

Sales and refinances filed with the county for this home. Not every transfer is a normal sale, so check the type before comparing prices.

Assigned SchoolsThe public schools this address is zoned for. Boundaries change, so confirm with the district before you count on it.

E
Goosehill Primary Center
Elementary · Grades KG–1 · 3.4 mi
M
Cold Spring Harbor High SchoolA+
Middle · Grades 7–12 · 4.0 mi

District: Cold Spring Harbor Central School District

Neighborhood · ZIP 11743These are comparison scores, not percentages. 100 equals the national average, so 150 means about 50% above average.

CrimeLocal crime compared with the rest of the country, where 100 is average. It reflects things like population density, income, and how crime gets reported.84
Air pollutionOverall air pollution compared with the rest of the country, where 100 is average. Lower is cleaner.109
EarthquakeEarthquake risk and likely building damage compared with the rest of the country, where 100 is average. Scores can run far above 100.87

Index scale: 100 = US average (tick). Lower is better.

Homes occupiedThe share of homes here that someone lives in. The rest sit empty, including vacation and for-sale homes.96%
Bachelor's or higherThe share of adults 25 and older whose highest degree is a bachelor's degree.32%
Poverty rateThe share of people whose household income falls below the federal poverty line, which varies by family size.4.5%
UnemploymentThe share of men 16 and older who are out of work and actively looking. Only men are counted in this figure.1.2%
PopulationHow many people live in this area.41,273
DensityPeople per square mile. Higher numbers mean a more crowded, urban area.1,450 / mi²
Median incomeThe middle household income here — half of households earn more, half earn less.$160,256
Average incomeThe average household income. It runs higher than the median when a few high earners pull it up.$204,566
Average tempThe average temperature here across a full year.52°F
Annual precipHow much rain and melted snow falls here in a typical year.49 in
SunshineThe share of daylight hours that get direct sun in a typical year, counting cloud cover.58%

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Data by ATTOM. Valuations are automated estimates, not appraisals. Photos from Google Street View and may not depict the current property state.

How this home compares

17 Seaforth Ln measured against every home in its neighborhood, its ZIP code and its county, using county assessor records refreshed nightly. A home can stand out in one of those areas and look ordinary in another, because each one holds a different mix of homes.

  • Worth more than 98% of homes in Huntington 11743
  • Among the largest lots in Huntington 11743

What homes are worth in Huntington 11743

Each bar is how many homes fall in that price range. The marker is this home.

This home
$528K$3.7M

This home is worth more than 98% of homes in Huntington 11743.

How it measures up in Huntington 11743

The dot is this home. The mark in the middle is the typical home in Huntington 11743.

Estimated value$4,051,592
CheaperTypical $950,000Pricier

Pricier than 98% of homes nearby

Lot size4.1 ac
SmallerTypical 0.33 acBigger

Bigger than almost all homes nearby

How 17 Seaforth Ln ranks against every home in each area.
MeasureThis homeHuntington 11743Suffolk County
Estimated valuepricier than$4,051,59298% of homes97% of homes
Lot sizebigger than4.1 acalmost all homesalmost all homes

About 17 Seaforth Ln

How much is 17 Seaforth Ln, Lloyd Harbor, NY worth?

The TopHap Estimate for 17 Seaforth Ln, Lloyd Harbor, NY is $4,051,592 as of Sep 24, 2026. The likely range is $2,856,114 to $5,247,070. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 17 Seaforth Ln, Lloyd Harbor, NY last sell?

17 Seaforth Ln, Lloyd Harbor, NY last sold on Jan 1, 1900, according to the county's recorded deed.

What schools serve 17 Seaforth Ln, Lloyd Harbor, NY?

17 Seaforth Ln, Lloyd Harbor, NY is assigned to Goosehill Primary Center (elementary); Cold Spring Harbor High School (middle), rated A+. All sit in Cold Spring Harbor Central School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 17 Seaforth Ln, Lloyd Harbor, NY compare to other homes in Huntington 11743?

Among the 14,769 homes in Huntington 11743, it is worth more than 98% of them ($4,051,592 against a typical $950,000) and its lot is bigger than almost all of them (4.1 ac against a typical 0.33 ac). Measured against all of Suffolk County, it is worth more than 97% of homes there. These shares are recounted nightly from the full county assessor record for each area, not from active listings.

What are the property taxes on 17 Seaforth Ln, Lloyd Harbor, NY?

The 2024 property tax bill for 17 Seaforth Ln, Lloyd Harbor, NY was $56,317. The county assessed it at $18,200.

More homes on Seaforth Ln

Closest homes

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Assigned schools

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