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    1 home
      1 home available
      528 Round Hill Road, Greenwich, CT 06831
      528 Round Hill Road, Greenwich, CT 06831
      $18,999,000
      6beds
      10 full, 2 halfbath
      17,197sqft
      4acres
      House for Sale

      528 Round Hill Road, Greenwich, CT 06831

      Listing by: Compass Connecticut, LLC
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      © 2026 Greenwich Multiple Listing Service, Inc. All Rights Reserved
      Display of MLS Data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals.
      Equal opportunity
      Membio
      Greenwich Realtors
      528 Round Hill Road, Greenwich, CT 06831
      528 Round Hill Road, Greenwich, CT 06831
      528 Round Hill Road, Greenwich, CT 06831
      528 Round Hill Road, Greenwich, CT 06831
      528 Round Hill Road, Greenwich, CT 06831
      528 Round Hill Road, Greenwich, CT 06831
      528 Round Hill Road, Greenwich, CT 06831
      528 Round Hill Road, Greenwich, CT 06831
      $18,999,000
      6beds
      10full,2half bath
      17,197sqft
      4acres

      528 Round Hill Road, Greenwich, CT 06831

      House for Sale by Kate BatesCompass Connecticut, LLC.

      Data checked -. Listing last updated 20 days ago.
      1. Overview
      2. Details
      3. More 

      Stunning New Construction. A Grand Estate of Architectural Distinction. This Incredible new build was Conceived and will be 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 beautiful home 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 masterpiece was designed to stand apart in one of Greenwich's most prestigious settings. Completion 1/10/2027

      Details
        Property type
      Residential
        Year built
      2026
        Heating
      Forced Air, Propane
        Cooling
      Central Air
        Garage
      No
        Parking spots
      -
      124218
      MLS ID
      Active
      Status
      01-23-2026
      On market date
        Roof
      Slate
        Laundry features
      Laundry Room
        Fireplace
      Yes
        Pool
      Yes
        Pets allowed
        Architectural Style
      Colonial
        Basement
      Finished
      Interior features
      Kitchen Island, Eat-in Kitchen, Bookcases, Built-in Features, Pantry, Back Stairs
      Exterior features
      Gas Grill
      Lot features
      Level
      Patio & Porch Features
      Construction materials
      Cedar, Shingle Siding
      Green Energy Efficient
      Monthly taxes
      -
      Yearly taxes
      -
      School district
      Schools
      Parkway, Western
      Senior community
      No
      Association Fee
      -
      Open Houses
      In-Person
      No upcoming in-person open houses
      Virtual
      No upcoming virtual open houses
      Contact Agent
      Kate Bates
      Kate Bates
      REALTOR® Salesperson, Compass Connecticut, LLC
      Direct 
       
      Location
      For Sale Nearby
      No nearby homes are For Sale Nearby.
      Recently Sold
      No nearby homes have been Recently Sold.
      528 Round Hill Road, Greenwich, CT 06831, is a 6 bedroom, 10 bathroom, 17197 sqft. Single Family Residence built in 2026. This property is currently available for sale and was listed on Greenwich Multiple Listing Service, Inc. on 1-23-2026. The MLS# for this Single Family Residence is MLS# 124218.
      Display of MLS Data is usually deemed reliable but is NOT guaranteed accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and should investigate the data themselves or retain appropriate professionals.
      Copyright ©2026 Greenwich Multiple Listing Service, Inc.