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Single Family ResidenceResidential
$4,533,452
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 82How well the pricing models agreed with each other on this home. Higher means the estimate rests on stronger, more consistent data.· as of Aug 30, 2026
Last sold for $950,000 on Dec 27, 2002

23 DUNE LA

NY
0
Baths
0.34 ac
Lot SizeThe size of the land the home sits on, from county records.

Valuation

$4.5M
$3.7M low$5.4M high
Last SaleThe most recent sale price and date from the recorded deed. Transfers between family members or companies may not reflect market value.$950,000 · Dec 27, 2002

Tax & Assessment

Property TaxThe property tax billed for this tax year. It usually pays for schools, roads, and local services.$9,745 (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.$11,650 (2025)
Assessed LandThe share of the county's assessed value that comes from the land itself, not the buildings.$1,200
Assessed ImprovementsThe share of the county's assessed value that comes from the buildings and other structures on the land.$10,450
Assessor Market ValueThe county assessor's own opinion of market value. It is separate from our estimate and updates on the county's schedule.$3,640,625

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.54 in
30-Year Flood ChanceThe chance of at least one serious flood here in the next 30 years, not in any single year.86%
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
Lot (acres)The size of the land the home sits on, from county records.0.34
PoolWhether the property has a pool, and what kind, such as in-ground.No

Transaction History(2)

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
Amagansett SchoolB-
Elementary · Grades PK–6 · 1.4 mi
M
East Hampton Middle SchoolB
Middle · Grades 6–8 · 4.1 mi
H
East Hampton High SchoolB
High · Grades 9–12 · 4.7 mi

District: Amagansett Union Free School District

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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

23 Dune La 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 97% of homes in Suffolk County
  • Has a smaller lot than 72% of homes in Amagansett

How it measures up in Amagansett

The dot is this home. The mark in the middle is the typical home in Amagansett.

Estimated value$4,533,452
CheaperTypical $4,333,789Pricier

Pricier than 55% of homes nearby

Lot size0.34 ac
SmallerTypical 0.58 acBigger

Bigger than 28% of homes nearby

How 23 Dune La ranks against every home in each area.
MeasureThis homeAmagansettSuffolk County
Estimated valuepricier than$4,533,45255% of homes97% of homes
Lot sizebigger than0.34 ac28% of homes57% of homes

About 23 Dune La

How much is 23 Dune La, , NY worth?

The TopHap Estimate for 23 Dune La, , NY is $4,533,452 as of Aug 30, 2026. The likely range is $3,696,262 to $5,370,642. The estimate is modelled from recorded sales, assessments and the property's own characteristics — it is not an appraisal.

When did 23 Dune La, , NY last sell?

23 Dune La, , NY last sold on Dec 27, 2002 for $950,000, according to the county's recorded deed.

What schools serve 23 Dune La, , NY?

23 Dune La, , NY is assigned to Amagansett School (elementary), rated B-; East Hampton Middle School (middle), rated B; East Hampton High School (high), rated B. All sit in Amagansett Union Free School District. Attendance boundaries change — confirm with the district before relying on an assignment.

How does 23 Dune La, , NY compare to other homes in Amagansett?

Among the 1,739 homes in Amagansett, it is worth more than 55% of them ($4,533,452 against a typical $4,333,789) and its lot is bigger than 28% of them (0.34 ac against a typical 0.58 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 23 Dune La, , NY?

The 2024 property tax bill for 23 Dune La, , NY was $9,745. The county assessed it at $11,650.

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Assigned schools

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