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528 Round Hill Road, Greenwich, CT 06830

Greenwich
Local realty services provided by:CENTURY 21 Shutters & Sails
528 Round Hill Road,Greenwich, CT 06830
$18,999,000
  • 6 Beds
  • 13 Baths
  • 20,697 sq. ft.
  • Single family
  • Active
Listed by: kathryn bates(203) 554-1143
Office: compass connecticut, llc(203) 423-3100
MLS#:24150732
Source:CT

Price summary

  • Price:$18,999,000
  • Price per sq. ft.:$917.96

About this home

Stunning New Construction. A Grand Estate of Architectural Distinction. This Incredible new build was Conceived and Constructed without Compromise. A build of enduring significance beautifully set on 4 acres. Spanning 17,197 square feet, this residence achieves extraordinary vertical volume with 11-foot ceilings on the main level and a breathtaking two-and-a-half-story family room framed by floor-to-ceiling glass. The main level features a Chef's kitchen with an oversized 14-foot island, a glass-enclosed wine room, a stately library and a first floor guest suite. Upstairs, the private primary wing offers a dramatic atrium, vaulted ceilings, and "boutique" level his-and-hers closets. The walk-out lower level with 11 foot ceilings serves as a private resort-level retreat, featuring a glass-enclosed fitness center, a serene octagonal meditation room, and a state-of-the-art golf simulator. Outside, a 3,200-square-foot multi-level masonry terrace leads to a resort-style pool and a fully...

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Home facts

  • Year built:2026
  • Listing ID #:24150732
  • Added:77 day(s) ago
  • Updated:April 25, 2026 at 11:34 AM

Rooms and interior

  • Bedrooms:6
  • Total bathrooms:13
  • Full bathrooms:12
  • Half bathrooms:1
  • Rooms Total:16
  • Kitchen Description:Dishwasher, Gas Cooktop, Gas Range, Microwave, Refrigerator, Wine Chiller
  • Basement Description:Full Basement, Fully Finished
  • Living area:20,697 sq. ft.

Heating and cooling

  • Cooling:Central Air
  • Heating:Hot Air
  • Central air:Yes

Structure and exterior

  • Roof:Slate
  • Year built:2026
  • Building area:20,697 sq. ft.
  • Lot area:4 Acres
  • Lot Features:Professionally Landscaped
  • Architectural Style:Colonial
  • Construction Materials:Cedar, Shingle

Schools

  • High school:Greenwich
  • Elementary school:Parkway

Utilities

  • Water:Private Well

Finances and disclosures

  • Price:$18,999,000
  • Price per sq. ft.:$917.96
  • Tax amount:$16,961 (July 2025-June 2026)

Features and amenities

  • Appliances:Dishwasher, Dryer, Gas Cooktop, Gas Dryer, Gas Range, Microwave, Refrigerator, Washer, Wine Chiller
  • Amenities:Audio System, Auto Garage Door Opener, Cable - Available, Open Floor Plan, Security System
  • Pool features:In Ground Pool

Parking

  • Parking description:Attached Garage
  • Garage:Yes
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