by RH Advisors

Check Availability
$2,600,000
● House - In Contract

129 Oneck Lane

Southampton, NY 11978
bedrooms
4 Beds
bathrooms
4 Baths
square feet
2,862 Ft²
$13,898
Est. Monthly

About This Property

Experience the very best of Westhampton Beach living at 129 Oneck Lane, a sprawling retreat set on nearly an acre in the Village's coveted estate section. Perfectly positioned in one of the Hamptons' most sought-after locations, this exceptional property offers the ideal balance of privacy and convenience, just moments from Main Street's acclaimed restaurants, boutique shopping, the Westhampton Beach Performing Arts Center, and some of the East End's most beautiful ocean beaches. Designed for effortless living and entertaining, this bright and inviting four-bedroom ranch offers an open, flowing layout filled with natural light. The expansive living room features multiple seating areas, a dedicated dining space, and a wet bar, creating the perfect setting for gatherings with family and friends. The spacious eat-in kitchen serves as the heart of the home, while the sun-filled enclosed porch and sliding glass doors seamlessly connect the interior to an expansive deck overlooking the 20' x 40' pool and beautifully landscaped grounds. The thoughtfully designed floor plan provides privacy for both owners and guests, highlighted by a spacious primary suite complete with a private dressing area, generous walk-in closet, and a spa-inspired bath with a soaking tub. Direct access to the deck creates the perfect setting for peaceful mornings overlooking the backyard. Three additional bedrooms and well-appointed baths comfortably accommodate family and guests, while mature landscaping surrounds the property, creating a private retreat just minutes from everything that makes Westhampton Beach one of the Hamptons' most desirable destinations.
Unit Size
2,862 Ft²
Days on Market
-
Land Size
0.96 acres
Price per sqft
$908
Property Type
House
Property Taxes
$1,131
HOA Dues
-
Year Built
1991

Listed By

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Last updated: 14 days ago (OneKey MLS #KEY1032639)

Price History

Date / Event Date Event Price
Sep 15, 2026 In contract -
In contract
Jul 29, 2026 Listed by Compass Greater NY LLC $2,600,000
Listed by Compass Greater NY LLC
Jul 23, 2026 No longer available -
No longer available
May 25, 2026 Relisted $2,600,000
Relisted
Apr 22, 2026 In contract -
In contract
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Property Highlights

Garage
Air Conditioning
Fireplace
Parking Details
Has Garage
Has Open Parking
Parking Features: Driveway, Garage, Oversized, Private
Garage Spaces: 2
Interior Details
Full Bathrooms: 4
Interior Features: Built-in Features, Central Vacuum, Crown Molding, Double Vanity, Eat-in Kitchen, Entrance Foyer, High Ceilings, Open Floorplan, Soaking Tub, Walk-In Closet(s), Wet Bar, First Floor Bedroom, First Floor Full Bath, Primary Bathroom, Washer/Dryer Hookup
Appliances: Dishwasher, Disposal, Dryer, Exhaust Fan, Gas Range, Microwave, Refrigerator, Washer, Water Heater
Flooring Type: Carpet, Hardwood, Tile
Laundry Features: In Basement
Rooms: 8
Has Fireplace
Fireplace Features: Living Room, Wood Burning
Fireplaces: 1
Basement: Crawl Space, Partial, Bilco Door(s)
Exterior Details
Square Footage: 2862
Square Footage Source: $0
Architectural Style: Ranch
Year Built: 1970
Building Area Units: Square Feet
Construction Materials: Shingle Siding
Patio and Porch Features: Deck
Pool Features: In Ground, Outdoor Pool, Pool Cover, Vinyl
Pool is Private
Lot Size Area: 41818
Lot Size Units: Square Feet
Lot Size Acres: 0.96
Lot Size Square Feet: 41818
Water Source: Public
Financial Details
Tax Annual Amount: $13,570
Utilities Details
Cooling Type: Central Air
Heating Type: Forced Air, Oil
Sewer : Cesspool

Building Info

Overview

    General

  • Year Built: 1991
  • Effective Year Built: 1991
  • Bedroom Count: 4
  • Bathroom Count: 3
  • Full Bathrooms: 3
  • Partial Bathrooms: 3
  • Building Condition: 6
  • Building Quality: 4
  • Construction Type: 0
  • Building Style: 11
  • Exterior Walls Type: 17
  • Interior Walls Type: 0
  • Roof Shape Type: 0
  • Roof Cover Type: 0
  • Floor Count: 100
  • Floor Cover: 0
  • Basement Type: 5
  • Basement Area: 0
  • Garage Type: 1
  • Garage Square Area: 420
  • Parking Space Count: 2
  • Patio Type: 0
  • Porch Type: 0
  • Pool Type: 8

    Dimensions

  • Lot Size Square Feet: 41,818
  • Total Building Area: 2,862
  • Building Area: 2,862
  • Building Area Measurement: L

    Heating and Cooling

  • Fireplace Count: 1
  • Air Conditioning: 1
  • Heating: 3
  • Heated Square Feet: 2,862
  • Heating Fuel Type: 6

    Utilities

  • Sewer System: 4
  • Water Service: 2

Building

  • Building Type: 0
  • Property Class: R
  • Subdivision: ONECK WOODS
  • Land Acres: 0000000960
  • Standard Land Use Code: 1001
  • County Land Use Code: 210
  • Legal Description 1: BLK 1 LOT 12 + SMALL PCL

Neighborhood

  • School District Name: Westhampton Beach Union Free School District
  • School Tax School District: WESTHAMPTON BEA
  • Census Tract: 190502

Zoning

  • Zoning: R1

Geography

  • Assessors Map Reference: MAP 2801
  • District: 0905-0
  • Section: 9.00
  • Parcel: 0905-009.00-01.00-014.001
  • Block: 1
  • Lot: 14.001
  • Municipality: SOUTHAMPTON
  • Latitude: 40.8134
  • Longitude: -72.6544

    Address

  • Full Address: 129 Oneck Ln
  • Address - House Number: 129
  • Address - Street Name: Oneck
  • Address - Suffix Type: Ln
  • State: NY
  • City Name: Westhampton Beach
  • Carrier Code: C003
  • 4-Digit Zip Code: 1910
  • Zip Code: 11978

Valuation

    Tax

  • Tax Year: 2023
  • Tax Amount: $1,227,501
  • Tax Rate Code Area: 473602

    Appraisal Valuation

  • Standard Deviation: 0.2762
  • Valuation Date: Feb 14, 2024
  • Confidence Score: 60
  • Final Value: 1,675,288
  • High Value: 2,138,084
  • Low Value: 1,212,492

    Market Valuation

  • Market Total Value: $1,660,000
  • Market Land Value: $983,453
  • Market Improvement Value: $676,547

    Assessments Valuation

  • Assessed Year: 2023
  • Assessed Total Value: $1,153,700
  • Assessed Land Value: $683,500
  • Assessed Improvements Value: $470,200

    Sales

  • Current Sale Contract Date: Dec 13, 2007
  • Current Sale Recording Date: Jan 04, 2008
  • Current Sale Price:
  • Current Sale Document Type: 27
  • Previous Sale Recording Date: Dec 30, 1997
  • Previous Sale Contract Date: Dec 16, 1997
  • Previous Sale Amount: $475,000
  • 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

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Frequently Asked Questions

When was property at 129 Oneck Lane built and last sold?
The property at 129 Oneck Lane was built in 1991 and last sold on Dec 13, 2007 for $1,300,000.
How much is this home worth?
The estimated value of the home located at 129 Oneck Lane is $2,651,323.
What are some comparable homes to 129 Oneck Lane?
There are currently no comparable homes to 129 Oneck Lane.