Distant views of Long Island Sound and rolling meadow vistas await the creation of the estate of your dreams. 7+ acres on one of the highest elevations in Greenwich are privatized by verdant landscaping on all sides. Fully approved, the building site is ready for the dream to become reality. Approved architectural plans are offered for a home that may be custom built by the owner/builder, a noted Greenwich builder, or the buyer can work with an architect or builder of their choosing. Conceptualized home:+/-11,000sq. ft. , 6-bedrooms, 10-baths, finished lower level, pool, pool house/guesthouse expansive glass walls with folding door systems, a glass-enclosed elevator, a striking stone exterior with slate roof, all to luxury standards in one of Greenwich's most prestigious locations. Home can be custom built by noted builder of 30+ luxury homes in Greenwich.
Vacant landProperty Type
7.42 acresLot Size
$801,887Price/Acres
Listed by Francine Ehrlich• Sotheby's International Realty
Listed by Helene Barre• Sotheby's International Realty
Make a winning offer with the help of a local agent
Around this home
Schools
K - 12
Preschool & daycare
Parkway School
Public K-5 • Assigned • 0.7mi
9/10
Western Middle School
Public 6-8 • Assigned • 7.3mi
9/10
Greenwich High School
Public 9-12 • Assigned • 5.8mi
10/10
Provided by GreatSchools
Lifestyle
Provided by Walk Score and Local Logic
Property details
Exterior
Exterior features
Level lot
Adjacent to conservation land
Town road frontage
Home design
Zoned RA-4
Construction
7.42-acre property
Utilities
Private well water
Septic tank sewer
Sale and tax history for 549 Round Hill Rd
Sale History
Tax History
Date
Event
Price
GMLS #123886
Apr 27, 2026
Price Changed
$5,950,000
Oct 24, 2025
Listed
$6,950,000
GMLS #120013
Dec 16, 2024
Sold
$3,000,000
Nov 1, 2024
Pending
—
Sep 12, 2024
Price Changed
$3,999,000
Mar 8, 2024
Listed
$4,500,000
+33
WILSHIRE FARM- Study completed by Ahneman Kirby Engineering/Surveyor showing house location; possible & approximately 7+/- bedroom septic. Impressive grand entrance with stately pillars to enter this wonderful historic property. Six-car garaging. Build your dream home, or store your car collection/equestrian opportunity. Pastoral rolling open fields with spectacular views. ABSOLUTELY NO ENTRY WITHOUT LISTING AGENT. According to Town Hall, approximately 20,174 square feet can be built on property. ORIGINAL: 7.42 ACRES 2.62 ACRES DEEDED LAND TRUST/CONSERVATON
GMLS #121408
Sep 12, 2024
Listed
$11,998,000
GMLS #72823
Sep 25, 2009
Sold
$4,500,000
Apr 17, 2009
Listed
$5,250,000
Year
Property tax
Land + Additions
Assessment*
2023
$23,823 (+1.0%)
$1,959,370 + $132,230
$2,091,600
2022
$23,593 (+12.8%)
$1,959,370 + $132,230
$2,091,600
2021
$20,914
$1,703,800 + $100,660
$1,804,460
2020
$20,914 (−0.8%)
$1,703,800 + $100,660
$1,804,460
2019
$21,076 (+2.7%)
$1,703,800 + $100,660
$1,804,460
2018
$20,517
$1,703,800 + $100,660
$1,804,460
2017
$20,517 (+1.5%)
$1,703,800 + $100,660
$1,804,460
2016
$20,210 (−25.1%)
$1,703,800 + $100,660
$1,804,460
2014
$26,976
$2,364,040 + $95,060
$2,459,100
Public record
Beds
1
Baths
1.5
Stories
1
Lot width
—
Lot depth
—
Lot size
7.42 Acres
Year renovated
—
Finished Sq. Ft.
1,092
Unfinished Sq. Ft.
—
Total Sq. Ft.
1,092
Year built
1952
Style
Single Family Residential
County
Fairfield County
APN
1848905
Parking Spaces
—
Basement
—
Accessible
—
HOA Dues
—
Garage
—
Features
—
Last updated by owner on Sep 13, 2024.
Climate risks
1/10 Flood Factor
Minimal risk of a flood reaching the building in the next 30 years
1/10 Fire Factor
Unlikely to be in a wildfire in next 30 years
5/10 Heat Factor
7 days above 98° expected this year, 14 days in 30 years
6/10 Wind Factor
27% chance of strong winds in next 30 years
4/10 Air Factor
5 unhealthy days expected this year, 7 days in 30 years
Provided by First Street
Historical weather
Greenwich, CT • 06831
Average low and high temperatures (°F)
34
22
37
23
53
34
62
43
69
51
81
62
84
67
81
61
76
58
66
47
54
38
39
26
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun exposure
98/ 100
Exceptional sunlight
Sunscore
This home ranks in the top 1% for direct sun exposure in Greenwich. There appears to be minimal shading by surrounding buildings, terrain, and vegetation.
10.4 hrs
6 hrs
JuneDecember
Provided by Shadowmap
Redfin Estimate for 549 Round Hill Rd
$5,253,151
$697K under list price of $5.95M
Nearby comparable homes
The Redfin Estimate uses 5 recent nearby sales, priced between $1.3M to $6.2M.