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21 Calhoun Drive, Greenwich, CT 06831

Greenwich
Local realty services provided by:CENTURY 21 Classic Homes
21 Calhoun Drive,Greenwich, CT 06831
$6,150,000
  • 5 Beds
  • 8 Baths
  • 6,143 sq. ft.
  • Single family
  • Active
Upcoming open houses
  • Sat, Sep 12
    04:00 pm - 06:00 pm
Listed by: danielle malloy(203) 921-9987
Office: serhant connecticut, llc(203) 489-7800
MLS#:24205524
Source:CT

Price summary

  • Price:$6,150,000
  • Price per sq. ft.:$1,001.14
  • Monthly HOA dues:$133.33

About this home

A rare opportunity in one of Greenwich's most coveted in-town settings, 21 Calhoun Drive combines the timeless presence and character of a classic Greenwich estate with exceptional privacy, generous scale and remarkable potential. Set amid mature landscaping on approximately 1.8 acres in a one-acre zone, the property offers nearly twice the typical lot size while remaining just moments from the heart of Greenwich. Inside, gracious entertaining rooms, comfortable everyday living spaces and distinctive architectural details create a home with warmth, character and a sense of permanence rarely replicated today. A newly renovated kitchen brings a fresh, modern sensibility to the residence and serves as a beautiful centerpiece for daily living and entertaining. A private wellness retreat, complete with an indoor pool and dedicated fitness space, brings resort-style amenities into the comfort and privacy of home. Beyond the main residence, the expansive grounds offer an exceptional...

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Home facts

  • Year built:1923
  • Listing ID #:24205524
  • Added:2 day(s) ago
  • Updated:September 11, 2026 at 11:34 AM

Rooms and interior

  • Bedrooms:5
  • Total bathrooms:8
  • Full bathrooms:6
  • Half bathrooms:2
  • Rooms Total:13
  • Kitchen Description:Dishwasher, Freezer, Gas Range, Microwave, Refrigerator, Wall Oven, Wine Chiller
  • Basement Description:Full Basement
  • Living area:6,143 sq. ft.

Heating and cooling

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

Structure and exterior

  • Roof:Shingle, Slate
  • Year built:1923
  • Building area:6,143 sq. ft.
  • Lot area:1.8 Acres
  • Lot Features:Level Lot
  • Architectural Style:Tudor
  • Construction Materials:Brick, Stucco
  • Exterior Features:Patio

Schools

  • High school:Greenwich
  • Middle school:Western
  • Elementary school:Glenville

Utilities

  • Water:Public Water Connected
  • Sewer:Septic

Finances and disclosures

  • Price:$6,150,000
  • Price per sq. ft.:$1,001.14
  • Tax amount:$37,450 (July 2026-June 2027)

Features and amenities

  • Appliances:Dishwasher, Freezer, Gas Range, Microwave, Refrigerator, Wall Oven, Wine Chiller
  • Pool features:Indoor Pool

Parking

  • Parking description:Attached Garage
  • Garage:Yes
  • Garage spaces:3
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