A fully renovated antique farmhouse offering approximately 3,669 square feet of refined living space, a pool, party barn, equestrian with 3 stalls and tack room set on extraordinary level acreage with sweeping meadow views and an irreplaceable country setting across from protected conservation land with direct access to the Greenwich Riding Trails. The residence blends historic authenticity with modern luxury, featuring wide-plank antique floors, exposed beams, preserved fireplaces, and original architectural details. A thoughtful renovation delivers elevated comfort throughout, including a newly created primary suite with cathedral ceilings, floor-to-ceiling windows, a bespoke dressing room, and a private staircase to a serene, light-filled office and library retreat for everyday livin
For sale
Price cut: $600K (6/15)
$6,900,000
640 Round Hill Rd, Greenwich, CT 06831
5beds
3,669sqft
:
Get pre-qualified$42,150/mo
Residential, Single Family Residence
Built in 1725
4.01 Acres Lot
$6,423,800 Zestimate®
$1,881/sqft
$-- HOA
What's special
Preserved fireplacesOriginal architectural detailsSweeping meadow viewsExposed beamsWide-plank antique floorsExtraordinary level acreageParty barn
- 185 days |
- 1,362 |
- 82 |
Zillow last checked:
Listing updated:
Listed by:
Monica Webster 203-952-5226,
Douglas Elliman of Connecticut
Source: Greenwich MLS, Inc.,MLS#: 124249
Facts & features
Interior
Bedrooms & bathrooms
- Bedrooms: 5
- Bathrooms: 5
- Full bathrooms: 5
Heating
- Hot Water, Oil
Cooling
- Central Air
Appliances
- Laundry: Laundry Room
Features
- Kitchen Island, Bookcases, Sep Shower
- Basement: Partially Finished
- Number of fireplaces: 5
Interior area
- Total structure area: 3,669
- Total interior livable area: 3,669 sqft
Video & virtual tour
Property
Parking
- Total spaces: 5
- Parking features: Garage Door Opener
- Garage spaces: 5
Features
- Patio & porch: Terrace
- Has private pool: Yes
Lot
- Size: 4.01 Acres
- Features: Level, Meadow
Details
- Additional structures: Pool House, Studio
- Parcel number: 102034
- Zoning: RA-4
Construction
Type & style
- Home type: SingleFamily
- Property subtype: Residential, Single Family Residence
Materials
- Clapboard
- Roof: Wood
Condition
- Antique
- New construction: No
- Year built: 1725
- Major remodel year: 2006
Utilities & green energy
- Sewer: Septic Tank
- Water: Well
- Utilities for property: Propane
Community & HOA
Location
- Region: Greenwich
Financial & listing details
- Price per square foot: $1,881/sqft
- Tax assessed value: $2,123,170
- Annual tax amount: $21,497
- Date on market: 2/6/2026
- Inclusions: Washer/Dryer, All Kitchen Applncs
Estimated market value
$6,423,800
$6.10M - $6.74M
$19,765/mo
Price history
| Date | Event | Price |
|---|---|---|
| 6/15/2026 | Price change | $6,900,000-8%$1,881/sqft |
Source:  Greenwich MLS, Inc. #124249 Report a problem | ||
| 5/11/2026 | Price change | $7,500,000-6.3%$2,044/sqft |
Source: Greenwich MLS, Inc. #124249 Report a problem | ||
| 2/6/2026 | Listed for sale | $8,000,000+220%$2,180/sqft |
Source: Greenwich MLS, Inc. #124249 Report a problem | ||
| 4/26/2019 | Sold | $2,500,000-12.3%$681/sqft |
Source: Greenwich MLS, Inc. #102501 Report a problem | ||
| 2/5/2019 | Price change | $2,850,000-12.3%$777/sqft |
Source: David Ogilvy & Associates #102501 Report a problem | ||
| 3/27/2018 | Listed for sale | $3,250,000+8.3%$886/sqft |
Source: David Ogilvy & Associates #102501 Report a problem | ||
| 1/6/2006 | Sold | $3,000,000$818/sqft |
Source: Public Record Report a problem | ||
Public tax history
| Year | Property taxes | Tax assessment |
|---|---|---|
| 2025 | $25,563 +2.8% | $2,123,170 |
| 2024 | $24,862 +2.8% | $2,123,170 |
| 2023 | $24,183 +1% | $2,123,170 |
| 2022 | $23,949 +19.1% | $2,123,170 +22.3% |
| 2021 | $20,116 | $1,735,650 |
| 2020 | $20,116 -1.6% | $1,735,650 -0.8% |
| 2019 | $20,440 +2.7% | $1,750,000 |
| 2018 | $19,898 | $1,750,000 |
| 2017 | $19,898 +8.2% | $1,750,000 +7.3% |
| 2015 | $18,388 +2.7% | $1,631,630 |
| 2014 | $17,899 +2.7% | $1,631,630 |
| 2013 | $17,426 -2.9% | $1,631,630 |
| 2012 | $17,948 +8.8% | $1,631,630 |
| 2011 | $16,496 -17% | $1,631,630 -29.5% |
| 2010 | $19,885 +4.7% | $2,314,900 +1.3% |
| 2009 | $18,987 +4.4% | $2,284,870 +1% |
| 2008 | $18,187 +11.4% | $2,262,120 +7.5% |
| 2007 | $16,332 | $2,104,690 |
Find assessor info on the county website
Monthly payment
Est. payment
Payment breakdown
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Neighborhood: 06831
Nearby schools
GreatSchools rating
- 10/10Parkway SchoolGrades: K-5Distance: 1.3 mi
- 8/10Western Middle SchoolGrades: 6-8Distance: 8 mi
- 10/10Greenwich High SchoolGrades: 9-12Distance: 6.6 mi
Schools provided by the listing agent
- Elementary: Parkway
- Middle: Western
Source: Greenwich MLS, Inc.. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.
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