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121 Round Hill RoadGreenwich, CT 06831

For Sale

$4,895,000

Smart Buyer Rebate $48,950

A Rare Convergence of Beauty, Vision and Readiness in Greenwich's Golden Triangle. This property is for a discerning buyer who values time and predictability. This 2.3-acre parcel in mid-country Greenwich is a beautiful shovel-ready estate site. Custom architectural work by award-winning Saniee Architects. Full municipal approvals in place for a 10,000 square-foot residence -- eliminating a year or more typically spent navigating architectural development, design review, and the inherent uncertainty of the approval process. Privately set on one of Greenwich's most coveted addresses, the property offers complete architectural freedom -- no style restrictions, no compromises -- allowing a buyer to bring their own vision to life without delay. Top, prestigious location. Great land. Doesn't include the cost to build

Listed by Sabine Schoenberg

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License #REB.0751705

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PrimeSites, Inc.

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203-561-2893

Last updated July 22, 2026

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Source: FlexMLS #122279

Listing Facts

  • TypeSingle-family
  • NeighborhoodMid Country West
  • Bedrooms6
  • Bathrooms6.5
  • Days on Prevu11
  • Taxes$29,609.46/year
  • Size10,000 sqft
  • Price per sqft$490

Amenities

  • Private Outdoor Space
  • Air Conditioning
  • Parking

Location

Mortgage Calculator

Listing History

07/20/2026
Price Increased
$4,895,000
07/20/2026
Listed by PrimeSites, Inc.
$4,500,000

Property Details for 121 Round Hill Road

Exterior

Construction

  • Property Condition: To Be Built
  • Roof: Slate, Metal
  • Window Features: Double Pane Windows
  • Year Built: 2026
  • Architectural Style: Other
  • Construction Materials: Masonry, Stucco

Features

  • Other Structures: Stable(s)
  • Patio And Porch Features: Terrace
  • Pool Private: Yes

Measurements

  • Building Area Total: 10,000
  • Lot Features: Parklike, Stone Wall
  • Lot Size Acres: 2.30
  • Lot Size Area: 2
  • Lot Size Square Feet: 100,188
  • Lot Size Units: Acres

Financial

Taxes

  • Parcel Number: 10-1428
  • Tax Annual Amount: $29,609.46
  • Tax Assessed Value: $2,924,390.00

Interior

Features

  • Fireplace: Yes
  • Fireplaces Total: 2
  • Interior Features: Bookcases

Rooms

  • Basement: Walk-Out Access, Finished
  • Bathrooms Full: 6
  • Bathrooms Half: 1
  • Bathrooms Total Integer: 7
  • Bedrooms Total: 6

Other

General

  • Exclusions: Call LB

Location

  • City Region: South Parkway

Parking

Parking

  • Garage Spaces: 3
  • Parking Features: Attached Garage, Electric Gate

Schools

Elementary School

  • Elementary School: Parkway

Middle or Junior School

  • Middle Or Junior School: Central

Utilities

Equipment

  • Cooling: Central Air
  • Has Cooling: Yes
  • Heating: Natural Gas, Forced Air
  • Has Heating: Yes
  • Other Equipment: Generator
  • Sewer: Private Sewer
  • Utilities: Cable Connected
  • Water Source: Public

Frequently Asked Questions

How many bedrooms and bathrooms does this single-family home have?

There are 6 bedrooms and 6.5 bathrooms in this single-family home at 121 Round Hill Road.

What schools are nearby to 121 Round Hill Road?

Nearby schools include the Parkway Elementary School and Central Middle School.

Does this single-family home have parking?

Yes, there are 3 parking spaces available for 121 Round Hill Road.

What are the annual taxes for 121 Round Hill Road?

Annual taxes for this single-family home are estimated at $29,609.

How does 121 Round Hill Road compare to other single-family homes in Mid Country West?

This single-family home is listed 49% below the average price for single-family homes in Mid Country West and has been on the market for 57 less days than the typical home in this area.

What is the square footage on this single-family home?

According to the MLS, this listing is 10,000 sqft.

121 Round Hill Road is a 6-bedroom, 6.5-bath single-family home for sale in Greenwich CT 06831. On Prevu for 11 days at $4,895,000. This includes a recent price increase of $545,000. This residence features 10,000 square feet of living space, located in Mid Country West. The median listing price for single-family homes in this area is $8,247,500. Nearby schools include Parkway Elementary School and Central Middle School. The home offers private outdoor space, air conditioning, and parking. Browse more single-family home listings in Fairfield County.

Based on information from Greenwich Multiple Listing Service, Inc. and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.

Full MLS Disclaimers

Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.