Dramatic views of Long Island Sound extend from this spectacular 1.50-acre property with 185 ft of direct water frontage, an 80-ft dock, a sandy boat launch and a 528 sq.ft. antique cottage. Walls of glass in the current 5-bedroom residence open to a spectacular deck with pool and panoramic views. Once part of the 43-acre Edgar Marston estate, the property includes c.1885 Queen Anne-style cottage with sleeping loft, kitchenette, and full bath -the only remaining structure from one of Greenwich's Great Estates. Tremendous potential to build new 10,584 sq.ft. house offering unparalleled waterfront living. Close proximity to Byram Park with a public pool, beach, marina and boat launch for Greenwich residents. Easy access to downtown Greenwich as well as Manhattan.
Listed by Joseph Barbieri
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License #RES.0031510
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Sotheby's International Realty
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203-940-2025
Listed by Laura Martin
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License #RES.0783022
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Sotheby's International Realty
Last updated December 04, 2025
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Source: FlexMLS #124061
Listing Facts
TypeSingle-family
NeighborhoodByram
Bedrooms5
Bathrooms4
Days on Prevu6
Taxes$61,732/year
Size8,223 sqft
Price per sqft$1,259
Amenities
Private Outdoor Space
Air Conditioning
Parking
Location
Mortgage Calculator
Listing History
12/04/2025
Listed by Sotheby's International Realty
$10,350,000
Property Details for 111 Byram Shore Road
Exterior
Construction
Roof: Built-Up
Year Built: 1976
Architectural Style: Contemporary
Construction Materials: Wood Siding
Exterior Features: Dock
Features
Patio And Porch Features: Terrace
Pool Private: Yes
Waterfront Features: Waterfront
Waterfront: Yes
Measurements
Building Area Total: 8,223
Lot Features: Backlot
Lot Size Acres: 1.50
Lot Size Area: 1
Lot Size Square Feet: 65,340
Lot Size Units: Acres
Financial
Taxes
Parcel Number: 04-2259/s
Tax Annual Amount: $61,732.00
Tax Assessed Value: $4,994,920.00
Interior
Features
Fireplace: Yes
Fireplaces Total: 4
Interior Features: Kitchen Island, Eat-in Kitchen, Sauna
Rooms
Basement: Partially Finished
Bathrooms Full: 4
Bathrooms Total Integer: 4
Bedrooms Total: 5
Other
General
Exclusions: Call LB
Location
City Region: Byram
Parking
Parking
Garage Spaces: 6
Parking Features: Garage Under Building
Schools
Elementary School
Elementary School: New Lebanon
Middle or Junior School
Middle Or Junior School: Western
Utilities
Equipment
Cooling: Central Air
Has Cooling: Yes
Heating: Natural Gas, Forced Air
Has Heating: Yes
Laundry Features: Laundry Room
Sewer: Town Sewer
Water Source: Public
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 5 bedrooms and 4 bathrooms in this single-family home at 111 Byram Shore Road.
What schools are nearby to 111 Byram Shore Road?
Nearby schools include the New Lebanon Elementary School and Western Middle School.
Does this single-family home have parking?
Yes, there are 6 parking spaces available for 111 Byram Shore Road.
What are the annual taxes for 111 Byram Shore Road?
Annual taxes for this single-family home are estimated at $61,732.
How does 111 Byram Shore Road compare to other single-family homes in Byram?
This single-family home is listed 8% below the average price for single-family homes in Byram and has been on the market for 86 less days than the typical home in this area.
What is the square footage on this single-family home?
According to the MLS, this listing is 8,223 sqft.
111 Byram Shore Road is a 5-bedroom, 4-bath single-family home for sale in Greenwich CT 06830. On Prevu for 6 days at $10,350,000. This property features 8,223 square feet of living space, located in Byram. The median listing price for single-family homes in this area is $1,730,000. Nearby schools include New Lebanon Elementary School and Western Middle School. Property amenities include private outdoor space, air conditioning, and parking. Browse more single-family home listings in Fairfield County.
Based on information from Greenwich Multiple Listing Service, Inc. and/or other sources. All data, including all measurements and calculations of area, is obtained from various sources and has not been, and will not be, verified by Prevu or the MLS. Information is provided exclusively for consumer's personal, non-commercial use and may not be used for any purpose other than to identify prospective properties consumer may be interested in purchasing.
Rebate estimate is indicative only and based on listing price and estimated buyer's agent commission paid by owner, if applicable. Final rebates are subject to Terms of Use and may vary due to final negotiated transaction terms.