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For sale
$7,250,000
5beds
6,714sqft

21 Aiken Rd, Greenwich, CT 06831

5beds
6,714sqft
Residential, single family residence
Built in 1957
10.37 Acres
3 Garage spaces
$1,080 price/sqft

What's special

Sun-filled roomsTranquil pondWalk-out lower levelTerrace and poolPastoral propertyQuiet cul-de-sacMature plantings

Introducing a timeless Round Hill estate, on the market for the first time in over 50 years. Nestled midway along a quiet cul-de-sac, this pastoral property spans over 10+ sweeping, private acres with mature plantings and specimen tress overlooking a tranquil pond. The main residence features beautifully proportioned, sun-filled rooms, 5 ...

82 days
on Zillow
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1,823
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54
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Source: Greenwich MLS, Inc.,MLS#: 122813MLS Logo
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Travel times

Kitchen

Family Room

Primary Bedroom

Zillow last checked: 7 hours ago

Listing updated: July 16, 2025 at 06:45am

Listed by:

Krissy Blake 203-536-2743,

Sotheby's International Realty

Source: Greenwich MLS, Inc.,MLS#: 122813MLS Logo

Facts & features

Interior

Bedrooms & bathrooms
  • Bedrooms: 5
  • Bathrooms: 6
  • Full bathrooms: 4
  • 1/2 bathrooms: 2
Heating
  • Hot Water
Cooling
  • Wall Unit(s)
Appliances
  • Laundry: Laundry Room
Features
  • Sep Shower, Eat-in Kitchen
  • Basement: Finished,Walk-Out Access
  • Number of fireplaces: 3
Interior area
  • Total structure area: 6,714
  • Total interior livable area: 6,714 sqft

Property

Parking
  • Total spaces: 3
  • Parking features: Garage Door Opener
  • Garage spaces: 3
Features
  • Patio & porch: Terrace
  • Has private pool: Yes
  • Waterfront features: Pond/Lake
Lot
  • Size: 10.37 Acres
  • Features: Meadow, Parklike
Details
  • Additional structures: Stable(s), Staff Quarters
  • Parcel number: 102375
  • Zoning: RA-4
  • Horse amenities: Paddocks

Construction

Type & style
  • Home type: SingleFamily
  • Architectural style: Ranch
  • Property subtype: Residential, Single Family Residence
Materials
  • Brick
  • Roof: Asphalt
Condition
  • Year built: 1957

Utilities & green energy

  • Sewer: Septic Tank
  • Water: Well
  • Utilities for property: Propane

Community & HOA

Location
  • Region: Greenwich

Financial & listing details

  • Price per square foot: $1,080/sqft
  • Tax assessed value: $2,406,180
  • Annual tax amount: $28,972
  • Date on market: 5/17/2025
  • Inclusions: Washer/Dryer, All Kitchen Applncs

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