$3,395,000
$600K PRICE DROP

66 Sumner Rd Greenwich, CT 06831

Back Country Greenwich Neighborhood

Estimated payment $22,217/month

Total Views 19,000
4 Beds
6 Baths
5,479 Sq Ft
$620 Price per Sq Ft

About This Home

At the end of a cul-de-sac off Round Hill Road in back-country Greenwich awaits 66 Sumner, a 4+ acre property with private auto-gate, tennis court, pool and a canopy of specimen trees. This Mid-Century Modern home was constructed by global architectural firm Spector Group with interiors by John Saladino, one of the world's most distinguished and respected designers. 4-bedrooms, 6.5 baths, and 5,500+ SF of open living space featuring high ceilings and floor-to-ceiling windows throughout. The property is completely fenced and surrounded by a buffer of 3+ acres of wetlands for utmost privacy. Pool bath and changing rooms. New siding and decking. Generator. Unique opportunity to reimagine an architectural masterpiece nestled in a private oasis only 45 min. from NYC.

Listing Agent

Amy Balducci

Compass Connecticut, LLC License #RES.0794136

Compass Connecticut, LLC

Map

Home Details

Home Type

Single Family

Est. Annual Taxes

$18,093

Year Built

1979

Lot Details

0

Parking

3

Listing Details

  • Directions: Off of Round HIll, go to the end of Sumner cul-de-sac, then down private road, last house, gate is automatic.
  • Prop. Type: Residential
  • Year Built: 1979
  • Property Sub Type: Single Family Residence
  • Lot Size Acres: 4.22
  • Inclusions: Washer/Dryer, All Kitchen Applncs
  • Architectural Style: Post Modern
  • Garage Yn: Yes
  • Special Features: None

Interior Features

  • Other Equipment: Generator
  • Has Basement: Finished
  • Full Bathrooms: 5
  • Half Bathrooms: 1
  • Total Bedrooms: 4
  • Fireplaces: 1
  • Fireplace: Yes
  • Interior Amenities: Cedar Closet(s), Built-in Features
  • Basement Type:Finished2: Yes
  • Other Room LevelFP:LL49: 1
  • Other Room Comments:Exercise Room2: Yes
  • Other Room Comments 2:Office Space2: Yes

Exterior Features

  • Roof: Composition
  • Lot Features: Adjcnt Conservation, Wooded
  • Pool Private: Yes
  • Construction Type: Wood Siding

Garage/Parking

  • Attached Garage: No
  • Garage Spaces: 3.0
  • Parking Features: Electric Gate
  • General Property Info:Garage Desc: Attached

Utilities

  • Water Source: Well
  • Cooling: Central A/C
  • Security: Security System
  • Cooling Y N: Yes
  • Heating: Forced Air, Propane
  • Heating Yn: Yes
  • Sewer: Septic Tank
  • Utilities: Propane

Schools

  • Elementary School: Parkway
  • Middle Or Junior School: Western

Lot Info

  • Zoning: RA-4
  • Lot Size Sq Ft: 183823.2
  • Parcel #: 10-3290
  • ResoLotSizeUnits: Acres

Tax Info

  • Tax Annual Amount: 18785.81

Range of Values:

Collateral Analytics

Collateral Analytics Collateral Analytics AVMs (Automated Valuation Model) employ a number of statistical approaches combined with neighborhood-specific comparable selection guarantees the most up-to-date and precise valuations.

Not Available

Collateral Analytics does not have data for the current month. Please view the chart for historical values.

ICE

ICE Mortgage Technology ICE Mortgage Technology’s AVM (Automated Valuation Model) is a state-of-the-art online residential property valuation tool that provides a quick and accurate estimate of the value of almost any home in the U.S.

Not Available

ICE Mortgage Technology does not have data for the current month. Please view the chart for historical values.

First American

First American First American Data & Analytics’ next-generation AVM combines unrivaled data assets with a blended ensemble of valuation models to produce highly accurate, reliable valuations you can trust.

Not Available

First American does not have data for the current month. Please view the chart for historical values.

Quantarium

Quantarium Quantarium’s valuation service, repeatedly proven the industry’s most accurate and comprehensive, is supercharged with a self-learning and auto-tuning AI engine that continually becomes smarter and more accurate as it processes daily inputs from the industry’s leading RE data lake.

Not Available

Quantarium does not have data for the current month. Please view the chart for historical values.

Average Value
Not Available
List Price
Sold Price
Create a Home Valuation Report for This Property
The Home Valuation Report is an in-depth analysis detailing your home's value as well as a comparison with similar homes in the area

Home Values in the Area

Source: Public Records

Average Home Value in this Area

Source: Public Records

Tax History

Year Tax Paid Tax Assessment Tax Assessment Total Assessment is a certain percentage of the fair market value that is determined by local assessors to be the total taxable value of land and additions on the property. Land Improvement
2021 $18,093 $1,670,760 $660,800 $1,009,960
Source: Public Records

Property History

Date Event Price Change Sq Ft Price
04/02/2025 04/02/25 Price Changed $3,395,000 -9.5% $620 / Sq Ft
01/16/2025 01/16/25 For Sale $3,750,000 0.0% $684 / Sq Ft
11/05/2024 11/05/24 Off Market $3,750,000 -- --
09/06/2024 09/06/24 Price Changed $3,750,000 -6.1% $684 / Sq Ft
06/24/2024 06/24/24 For Sale $3,995,000 -- $729 / Sq Ft
Source: Greenwich Association of REALTORS®

Similar Homes in the area

  • 7 Mountain Laurel Dr, Greenwich, CT 06831

    $3,799,000

    • 5 Beds
    • 6 Baths
    • 4,680 Sq Ft
    • 7 Mountain Laurel Dr
    • Greenwich, CT

    Country meets modern is this open and bright turn-key home set on a private cul-de-sac. This home offers all the amenities to enjoy today's modern lifestyle. A two story entry welcomes you home. The living room features new hickory hardwood floors, glass front wine cabinets and wet bar to service the adjacent covered porch & cedarwood spa for outdoor entertaining. New carrara marble & soapstone

    Darlene Letersky Coldwell Banker Realty

    Section Image
  • 968 Lake Ave, Greenwich, CT 06831

    $2,895,000

    • 5 Beds
    • 5 Baths
    • 5,713 Sq Ft
    • 968 Lake Ave
    • Greenwich, CT

    Private 4.79 acres provides the perfect setting for this sunny 5 bedroom Mid-Century style home with stone terraces and pool. Generous 5,713 sq. ft. interior offers well-scaled rooms w/ wonderful separation of space, hardwood floors, oversized windows and outdoor access from most rear facing rooms. Main level showcases dramatic great room with wood-beamed cathedral ceiling, floor-to-ceiling

    Maria Crowley Houlihan Lawrence

    Section Image
  • 8 East Ln, Armonk, NY 10504

    $2,975,000

    • 5 Beds
    • 5.5 Baths
    • 6,201 Sq Ft
    • 8 East Ln
    • Armonk, NY

    Explore this thrilling three lot subdivision nestled in Armonk NY. Follow a private road culminating in a cul de sac, unveiling three exclusive private lots. Lot 1 features a 5 Bedroom Modern Villa with dramatic two story Living space, Gourmet Kitchen, access to several outdoor areas and a private guest suite on main level, luxurious Master Suite and 3 Ensuite Bedrooms and Laundry on the second

    Jaimme Pudalov Houlihan Lawrence Inc.

    Section Image
  • 979 Lake Ave, Greenwich, CT 06831

    $2,685,000

    • 5 Beds
    • 5 Baths
    • 3,975 Sq Ft
    • 979 Lake Ave
    • Greenwich, CT

    Serene Country Retreat. Recently renovated, this home features a flexible first-floor plan with dramatic views through a large picture window. New eat-in kitchen. Heated inground pool & spa with automatic cover & outdoor shower & heated 620 sq. ft. custom deck perfect for entertaining. The primary suite includes a stunning bath & walk-in closet. The second floor has 3 additional bedrooms sharing

    Danielle Claroni Sotheby's International Realty

    Section Image
  • 15 Highland Farm Rd, Greenwich, CT 06831

    $3,995,000

    • 5 Beds
    • 7 Baths
    • 6,612 Sq Ft
    • 15 Highland Farm Rd
    • Greenwich, CT

    Custom shingle-style residence set on 4.09 private acres in a tranquil neighborhood off of Round Hill Road in highly desirable back country Greenwich. Designed by the prestigious JL Ramirez Architecture firm of New York and built in 2002, this delightfully crafted and flawlessly executed masterpiece boasts sun-drenched interior space with high ceilings, beautifully scaled rooms with impeccable

    Leslie McElwreath Sotheby's International Realty

    Section Image
  • 85 Cutler Rd, Greenwich, CT 06831

    $2,995,000

    • 6 Beds
    • 5 Baths
    • 4,702 Sq Ft
    • 85 Cutler Rd
    • Greenwich, CT

    This New England-style center hall colonial sits majestically atop a long private drive in idyllic back country Greenwich. The combination of outdoor spaces, set on 4 acres, make this home ideal for relaxation & entertaining...an in-ground pool, pool house, tennis court, and a versatile heated barn for creative pursuits. The interior features truly create an inviting atmosphere. Custom moldings,

    Jodi Gutierrez Alliance Real Estate

    Section Image
  • 15 Red Coat Ln, Greenwich, CT 06830

    $2,850,000

    • 5 Beds
    • 5 Baths
    • 3,837 Sq Ft
    • 15 Red Coat Ln
    • Greenwich, CT

    Welcome to 15 Red Coat Ln! This classic colonial on a quiet cul-de-sac off North St. has been home to its current owners for over 20 years. A 2014 renovation on the main level created a great open kitchen/family room while maintaining separate formal living and dining rooms as well as a private office and great mudroom accessed from garage with washer/dryer. Upstairs you will find the Primary

    Michael Erensen BHHS New England Properties

    Section Image
  • 164 Clapboard Ridge Rd, Greenwich, CT 06831

    $3,700,000

    • 5 Beds
    • 5 Baths
    • 5,200 Sq Ft
    • 164 Clapboard Ridge Rd
    • Greenwich, CT

    Classic colonial in a coveted location minutes from town and schools. A gracious double height foyer leads to generously proportioned entertaining rooms including a large living room, oversized dining room, and spacious country kitchen with adjacent family room. A beautifully paneled library, main level primary suite and office complete this floor. Upstairs are 4 additional bedrooms and 3

    Carol Clarke Gilbride Sotheby's International Realty

    Section Image
  • 512 North St, Greenwich, CT 06830

    $3,999,000

    • 5 Beds
    • 5 Baths
    • 4,078 Sq Ft
    • 512 North St
    • Greenwich, CT

    Welcome to 512 North Street, a meticulous colonial nestled on 2.97 manicured and private acres, south of the Merritt Parkway. As you step into this distinguished home, you are greeted by an inviting formal living room adorned with a fireplace and french doors leading to a screened-in porch that offers tranquil views of the pool. Separating the living room and kitchen is a charming den with wet

    Stephen Lasko Compass Connecticut, LLC

    Section Image
See All Homes in Greenwich

Source: Greenwich Association of REALTORS®

MLS Number: 120871

Greenwich Association of REALTORS®

APN: GREE M:10 B:3290

Connecticut Fairfield County Greenwich 06831 Back Country Greenwich

66 Sumner Rd, Greenwich, CT

Homes for Sale in Greenwich, CT

This home is located at 66 Sumner Rd, Greenwich, CT 06831 and is currently priced at $3,395,000, approximately $619 per square foot. This property was built in 1979. 66 Sumner Rd is a home located in Fairfield County with nearby schools including Parkway School, Western Middle School, and Greenwich High School.

Disclaimer: Certain information contained herein is derived from information provided by parties other than Homes.com. All information provided is deemed reliable, but is not guaranteed to be accurate and should be independently verified.

Greenwich Association of REALTORS® Listing data courtesy of Greenwich MLS. IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to
identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by the MLS.

Amy Balducci
Listing Agent
Amy Balducci
Section Image
Compass Connecticut, LLC
(475) 255-7396