About This Home

This 8-bedroom, 10-bathroom single family at 148 Middle Line Highway in Southampton, NY is listed for $6,750,000 ($703 per sqft). Built in 2025, the home offers 9,600 sqft of living space on a 2.00 acres lot.

Key Features

  • Built in 2025
  • 2.00 acre lot
  • 3 stories
  • Fireplace

Property Details

3 stories
8 full, 2 half
2-car garage
2025

Amenities

FireplaceHardwood
Listing Description

Commanding 2 sprawling acres in the heart of Southampton, this masterfully designed new construction estate represents the pinnacle of Hamptons luxury. Spanning an impressive 9,600 +/- SF across 3 finished levels, the residence offers a rare combination of grand architectural scale and intimate, sophisticated comfort.

With 8 spacious bedrooms and 10 bathrooms (8 full, 2 half), this home is perfectly engineered for both large-scale entertaining and quiet, private retreats. The light-filled interiors are defined by an open-concept floor plan featuring soaring ceilings, rich hardwood flooring, and a grand entry foyer that sets a tone of elegance.

At the heart of the home, a gourmet chef's kitchen, complete with professional-grade stainless steel appliances, flows seamlessly into the formal dining and living areas. For those requiring a quiet workspace or a casual place to gather, the layout includes a dedicated den/office and a sun-drenched family room, ensuring there is a space for every mood and occasion.

The exterior of the property is a private oasis designed for the ultimate summer lifestyle. An expansive deck overlooks the lush, manicured grounds and a magnificent gunite in-ground pool, offering the perfect setting for alfresco dining and poolside lounging.

Complete with a two-car attached garage and modern amenities including central air and forced-air heating, this estate provides every convenience expected of a world-class Southampton residence. Ideally located and impeccably finished, this is a rare opportunity to own a significant piece of the East End.

Monthly Cost Estimate

$36,100/mo

20% down · 6.5% · 30 years

Principal$4,882
Interest$29,250
Insurance$1,969

Estimates only. Actual payments may vary.

Location

148 Middle Line Highway

Southampton, NY 11968

Features & Amenities

Interior Features

Walk-In Closet(s)Entrance Foyer

Property Details

Flooring

Hardwood

Outdoor Features

DeckPatio

Heating

Forced Air

Questions & Answers

This 8-bedroom, 10-bathroom single family at 148 Middle Line Highway is listed at $6,750,000 ($703/sqft). The estimated monthly payment is $36,101 based on 20% down, a 30-year loan at 6.5% interest, estimated insurance.

Key features include: Built in 2025, 2.00 acre lot, 3 stories, Fireplace. Interior Features: Walk-In Closet(s), Entrance Foyer.

This property is listed by Vincent Horcasitas.

VH

Vincent Horcasitas

Agent at Saunders & Associates

Listed by Saunders & Associates · Broker phone: (631) 537-5454 · View on Broker Site · Broker website

MLS# 11632993· Source: My State MLS· 283 days on PropertySimple

Copyright © 2026 My State MLS. All rights reserved. All information provided by the listing agent/broker is deemed reliable but is not guaranteed and should be independently verified.

148 Middle Line Highway, Southampton, NY 11968

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