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171 Oneck LaneWesthampton Beach, NY 11978

For Sale

$10,490,000

Smart Buyer Rebate $104,900

Down a perfectly manicured private road, discover 171 Oneck Lane - a brand new construction offering refined Hamptons living. Ideally situated on just under an acre, the property overlooks the premier golf course at the Westhampton Beach Country Club; showcasing sweeping views of the 3rd hole's lush green. Crafted with meticulous attention to detail, this elegant estate features 7 en-suite bedrooms and a total of 11 luxurious bathrooms. A grand foyer welcomes you into a spacious, open concept floor plan enhanced by soaring ceilings, custom millwork, coffered ceilings and exquisite moldings throughout. Private side entrance has a grand mudroom and walk in pantry and offers easy access as does the 2 car garage. The gourmet kitchen is a culinary haven, featuring large slab Quartz backsplash and oversized, extended island with seating and top-of-the-line paneled appliances by Wolf, Bosch and Sub-Zero. The formal dining room and spacious living room are perfect for entertaining, while oversized glass sliders flood the space with natural light. A double sided gas fireplace connects the living area to a stylish family room with bar. The first floor junior primary suite is perfect for guests, complete with a private en-suite bath. Beautifully detailed main and back staircases ascend to all three levels. Second floor includes the primary suite boasting stunning sunset and golf course views, a private balcony, fireplace, dual walk-in closets with french doors and center island, spa like bathroom with double vanity, soaking tub, large format slab shower, and water closet. There are four additional en-suite bedrooms, including one with a private balcony and a charming bunk room with it's own sitting area. There is also a large laundry room with dual washers/dryers, a sink and storage. The fully finished lower level is designed for both relaxing and recreation. It features a second laundry room equipped with two washers and two dryers for added convenience. The recreation room offers a built-in bar with Sub-Zero fridge and XO ice maker-perfect for entertaining. Enjoy a game of pool or cards, or unwind in the private home theatre, complete with six reclining chairs for the ultimate cinematic experience. Fitness enthusiasts will appreciate the gym and Clearlight sauna, changing room and full bathroom. An additional en-suite bedroom on this level provides comfortable accommodations as well as an additional powder room for all occupants and guests. Step outside to a resort style backyard oasis, where a heated gunite pool with 2 loungers in the sun ledge entry, and a built in spa are set amidst elegant blue stone patios. The outdoor kitchen is outfitted with a built-in BBQ, refrigerator, ice maker, and a recessed drop-down TV, complimented by ceiling heaters for extended seasonal use and entertaining. There are also covered patio areas with recessed lighting, ceiling fans and speakers A private putting green, meticulously landscaped grounds with speciman trees, flowering shrubs & hydrangea, and private courtyard complete this unparalled, luxury estate in the heart of Westhampton Beach.

Listed by Colleen Graning

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Douglas Elliman Real Estate

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631-288-6244

Last updated June 04, 2025

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Source: OneKey #858249

Listing Facts

  • TypeSingle-family
  • NeighborhoodThe Hamptons
  • Bedrooms7
  • Bathrooms11
  • Days on Prevu168
  • Taxes$7,077.98/year
  • Size10,316 sqft
  • Price per sqft$1,017

Amenities

  • Dishwasher
  • Private Outdoor Space
  • Washer/Dryer
  • Air Conditioning
  • Elevator
  • Parking

Location

Mortgage Calculator

Listing History

05/06/2025
Listed by Douglas Elliman Real Estate
$10,490,000

Property Details for 171 Oneck Lane

Exterior

Construction

  • Year Built: 2025
  • Architectural Style: Estate
  • Construction Materials: Cedar
  • Exterior Features: Balcony, Courtyard, Fire Pit, Gas Grill, Lighting, Other

Features

  • Other Structures: Garage(s), Outdoor Kitchen
  • Patio And Porch Features: Covered, Patio, Porch, Terrace
  • Pool Private: Yes

Measurements

  • Building Area Total: 816
  • Building Area Units: Square Feet
  • Lot Features: Back Yard, Front Yard, Landscaped, Near Golf Course, Private, Sprinklers In Front, Sprinklers In Rear
  • Lot Size Acres: 0.92
  • Lot Size Square Feet: 40,075

Financial

Taxes

  • Parcel Number: 0905-009-00-01-00-023-000
  • Tax Annual Amount: $7,077.98
  • Tax Assessed Value: $1,191,300.00
  • Tax Year: 2024

Interior

Features

  • Appliances: Convection Oven, Dishwasher, Dryer, Electric Oven, Exhaust Fan, Freezer, Gas Cooktop, Gas Range, Microwave, Refrigerator, Washer, Gas Water Heater
  • Fireplace: Yes
  • Interior Features: First Floor Bedroom, First Floor Full Bath, Beamed Ceilings, Breakfast Bar, Cathedral Ceiling(s), Ceiling Fan(s), Central Vacuum, Chandelier, Chefs Kitchen, Crown Molding, Double Vanity, Dry Bar, Eat-in Kitchen, Elevator, Entertainment Cabinets, Entrance Foyer, Formal Dining, High Ceilings, His And Hers Closets, In-Law Floorplan, Kitchen Island, Primary Bathroom, Master Downstairs, Open Floorplan, Open Kitchen, Pantry, Quartz/Quartzite Counters, Recessed Lighting, Sauna, Smart Thermostat, Soaking Tub, Sound System, Storage, Walk-In Closet(s), Wet Bar, Wired For Sound
  • Spa: Yes

Measurements

  • Living Area: 10,316
  • Living Area Source: Plans

Rooms

  • Basement: Finished, Full, Storage Space, Walk-Out Access
  • Has Basement: Yes
  • Bathrooms Full: 9
  • Bathrooms Half: 2
  • Bathrooms Total Integer: 11
  • Bedrooms Total: 7
  • Rooms Total: 26

Parking

Parking

  • Garage Spaces: 2
  • Garage: Yes
  • Parking Features: Driveway, Garage, Garage Door Opener

Schools

Elementary School

  • Elementary School: Westhampton Beach Elem School
  • Elementary School District: Westhampton Beach

High School

  • High School: Westhampton Beach Senior High Sch
  • High School District: Westhampton Beach

Middle or Junior School

  • Middle Or Junior School: Westhampton Middle School
  • Middle Or Junior School District: Westhampton Beach

Utilities

Equipment

  • Cooling: Central Air
  • Heating: Forced Air, Radiant Floor
  • Sewer: Septic Tank
  • Utilities: Electricity Connected, Propane, Water Connected
  • Water Source: Public

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Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.