by RH Advisors

See Home Value
Westhampton 11977
18 Sea Gate Avenue
$1,300,000
● House - Off Market

18 Sea Gate Avenue

Southampton, NY 11977
bedrooms
4 Beds
bathrooms
3 Baths, 1 Half Bath
square feet
2,300 Ft²
$1,403,012
RealtyHop Estimate
4.00%
Since Oct 1, 2022
National-US
Primary Model

About This Property

With 40+ Years of Custom Home Building Experience, Indisputable Quality &Attention to Detail Awaits the Discerning Buyer Seeking Immediate Occupancy in this New Hamptons Luxury. Old Westhampton Features an Established Quiet Neighborhood Close to Highly Recognized Public Schools, Village Shopping, Renowned Hamptons Beaches&Restaurants. Mahogany Covered Wrap Around Front Porch w/ Double Door Entrance Welcomes You to the Grand Two Story Foyer w/ Open Staircase, Custom Paneling& Coffered Ceilings. Gourmet EIK w/ Wine Bar, Wine Refrigerator, Viking Appliances. Tons of Natural Light w/ 18ft of Sliders/Windows Overlooking the IG Heated Salt Water Filtration Pool w/ Lighting,Under Water Bench& Paver Patio. Full 9ft Bsmt w/ Egress (Option to Finish). Full Walk Up Attic/3rd Level. Heated Flooring.Ideally Located Just 1.5Hrs From NYC w/ Many Seasonal Owners. Taxes to be assessed upon completion. See attached list of details. Move In Immediately to Take Full Advantage of Summer 22 in the Hamptons, Additional information: Separate Hotwater Heater:Y
Unit Size
2,300 Ft²
Days on Market
-
Land Size
0.23 acres
Price per sqft
$587
Property Type
House
Property Taxes
-
HOA Dues
-
Year Built
2022

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Last updated: 6 months ago (OneKey MLS #KEYL3420100)

Price History

Date / Event Date Event Price
Sep 9, 2025 Sold
Sold
Jul 24, 2025 In contract -
In contract
Feb 4, 2025 Listed by Douglas Elliman Real Estate $1,990,000
Listed by Douglas Elliman Real Estate
Welcome to your dream home in the prestigious old Westhampton neighborhood! This newly constructed energy star certified luxury home boasts all the modern amenities you could ever desire. From the covered wrap around porch with mahogany decking to the double door entrance and two story grand foyer, every detail has been carefully crafted to perfection. Step inside and be greeted by custom paneling and coffered ceilings, leading you into an open, bright floor plan with living room, dining room, gourmet kitchen with wine bar and refrigerator, Viking appliances, and an abundance of natural light. The upper level boasts the primary en-suite bedroom, junior en-suite bedroom, and two guest bedrooms offer plenty of space for everyone to relax and unwind. The home also features a finished attic, The full finished lower level is an entertainer's delight with a pristine wood bar, movie theatre, gym, and bathroom. Outside, the lush landscaping surrounds the heated salt water in ground pool with stunning pavers, perfect for entertaining guests or simply enjoying a relaxing afternoon in the sun. Don't miss out on the opportunity to own this incredible property, just minutes away from highly recognized schools, the charming village, upscale shopping, renowned Hamptons beaches, and world-class restaurants. Schedule your showing today and make this your forever home!, Additional information: Appearance:Mint +++,Separate Hotwater Heater:Y
Sep 17, 2023 Relisted $1,300,000
Relisted
Nov 14, 2022 Sold
Sold
Show More

Property Highlights

Garage
Air Conditioning

Building Info

Overview

    General

  • Year Built: 2022
  • Effective Year Built: 2022
  • Bedroom Count: 4
  • Building Condition: 0
  • Building Quality: 0
  • Construction Type: 0
  • Building Style: 0
  • Exterior Walls Type: 0
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 0
  • Floor Cover: 0
  • Basement Type: 0
  • Basement Area: 0
  • Garage Type: 0
  • Parking Space Count: 0
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 10

    Dimensions

  • Lot Size Square Feet: 10,019
  • Total Building Area: 2,402
  • Building Area: 2,402
  • Building Area Measurement: L

    Heating and Cooling

  • Air Conditioning: 0
  • Heating: 0
  • Heated Square Feet: 2,402
  • Heating Fuel Type: 0

    Utilities

  • Sewer System: 2
  • Water Service: 2

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: VANDERBILT PARK
  • Land Acres: 0000000230
  • Standard Land Use Code: 1001
  • County Land Use Code: 210
  • Legal Description 1: BLK I LOT 325-329

Neighborhood

  • School District Name: Westhampton Beach Union Free School District
  • School Tax School District: WESTHAMPTON BEA
  • Census Tract: 190504

Zoning

  • Zoning: R20

Geography

  • Assessors Map Reference: MAP 655
  • District: 0900-3
  • Section: 354.00
  • Parcel: 0900-354.00-04.00-051.000
  • Block: 4
  • Lot: 51.000
  • Municipality: SOUTHAMPTON
  • Latitude: 40.8195
  • Longitude: -72.6726

    Address

  • Full Address: 18 Sea Gate Ave
  • Address - House Number: 18
  • Address - Street Name: Sea Gate
  • Address - Suffix Type: Ave
  • State: NY
  • City Name: Westhampton
  • Carrier Code: R001
  • 4-Digit Zip Code: 1121
  • Zip Code: 11977

Valuation

    Tax

  • Tax Year: 2022
  • Tax Amount: $0
  • Tax Rate Code Area: 473602

    Appraisal Valuation

  • Standard Deviation: 0.1442
  • Valuation Date: Feb 14, 2024
  • Confidence Score: 82
  • Final Value: 314,639
  • High Value: 360,031
  • Low Value: 269,246

    Market Valuation

  • Market Total Value: $1,660,144
  • Market Land Value: $339,856
  • Market Improvement Value: $1,320,288

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $1,153,800
  • Assessed Land Value: $236,200
  • Assessed Improvements Value: $917,600

    Sales

  • Current Sale Contract Date: Sep 19, 2022
  • Current Sale Recording Date: Nov 14, 2022
  • Current Sale Price:
  • Current Sale Document Type: 27
  • Previous Sale Recording Date: Jan 11, 2021
  • Previous Sale Contract Date: Dec 18, 2020
  • Previous Sale Amount: $160,000
  • Previous Sale Document Type: 27
Data used for valuation calculations is provided by RealtyHop, and other third party sources

Comparables

Unit
Status
Type
Beds
Baths
ft²
Price/ft²
Asking Price
Listed On
Closing Price
Sold On
HOA + Taxes

About Westhampton


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Frequently Asked Questions

When was property at 18 Sea Gate Avenue built and last sold?
The property at 18 Sea Gate Avenue was built in 2022 and last sold on Sep 19, 2022 for $1,300,000.
How much is this home worth?
The estimated value of the home located at 18 Sea Gate Avenue is $2,021,835.
What are some comparable homes to 18 Sea Gate Avenue?
There are currently no comparable homes to 18 Sea Gate Avenue.