158 Cobb Road, Water Mill, NY 11976

Local realty services provided by:ERA Insite Realty Services
158 Cobb Road,Water Mill, NY 11976
$10,500,000
  • 7 Beds
  • 9 Baths
  • 9,600 sq. ft.
  • Single family
  • Active
Upcoming open houses
  • Sun, Jan 11
    11:00 am - 12:30 pm
Listed by: nicholas amato
Office: corcoran
MLS#:937172
Source:OneKey MLS

Price summary

  • Price:$10,500,000
  • Price per sq. ft.:$1,093.75

About this home

New Construction | Water Mill South Just completed by boutique custom builder Heartwood Corp, this 7-bedroom, 9-bathroom, 9,600-square-foot Water Mill South estate showcases signature craftsmanship and refined detail. Positioned on prestigious Cobb Road behind a motorized gate and enveloped by mature, professionally designed landscaping, the property offers a private retreat moments from Flying Point Beach and Southampton Village. A soaring two-story foyer introduces the open, light-filled layout, highlighted by architectural floor-to-ceiling millwork on a double-sided gas fireplace shared with the living room. The dining area flows into a fully outfitted butler’s pantry with sink, ice maker, wine refrigerator, and walk-in pantry. The chef’s kitchen blends elegance and performance with custom white oak and painted cabinetry, integrated luxury appliances, and a hybrid waterfall island ideal for entertaining. The first-floor junior suite features a private patio, two walk-in closets,

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Home facts

  • Year built:2025
  • Listing ID #:937172
  • Added:51 day(s) ago
  • Updated:January 09, 2026 at 10:28 PM

Rooms and interior

  • Bedrooms:7
  • Total bathrooms:9
  • Full bathrooms:6
  • Half bathrooms:3
  • Living area:9,600 sq. ft.

Heating and cooling

  • Cooling:Central Air
  • Heating:ENERGY STAR Qualified Equipment, Hydro Air, Natural Gas

Structure and exterior

  • Year built:2025
  • Building area:9,600 sq. ft.
  • Lot area:0.53 Acres

Schools

  • High school:Southampton High School
  • Middle school:Southampton Intermediate School
  • Elementary school:Southampton Elementary School

Utilities

  • Water:Public
  • Sewer:Septic Tank

Finances and disclosures

  • Price:$10,500,000
  • Price per sq. ft.:$1,093.75
  • Tax amount:$15,015 (2025)
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