528 Round Hill Road, Greenwich, CT 06830

• 6 beds |
• 13 baths |
• 20,697 sqft

Property Description

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 appointed pool house with a wood-burning fireplace. This estate features a black slate roof, Marvin high-performance windows, and intelligent luxury systems including a Lutron smart lighting system, a 38KW standby generator, and electric vehicle charging. This purpose built masterpiece is designed to stand apart in one of Greenwich's most prestigious settings. Completion expected spring of 2027.

Listing Status:

Active

Date Added:

February 6, 2026

Data Last Updated:

May 12, 2026 at 4:53AM

Listing Office:

Compass Connecticut, LLC : (203) 423-3100

Listing Agent:

Kathryn Bates : (203) 554-1143

MLS ID:

24150732

Interior

• General: Audio SystemAuto Garage Door OpenerCable - AvailableOpen Floor PlanSecurity System
• Appliances: Gas CooktopGas RangeMicrowaveRefrigeratorDishwasherWasherGas DryerDryerWine Chiller
• Laundry: Upper Level
• Basement: FullFully Finished
• A/C: Central Air
• Heating: Hot AirPropane
• Fireplace: Fireplaces: 4

Exterior

• Style: Colonial
• Pool: HeatedPool HouseIn Ground Pool

Construction

• Roofing: Slate

Location

• County: Fairfield

Lot

• Zoning: RA-42842108

Utilities

• Water: Private Well
• Sewer: Septic