The Brown-Kenworthy House is one of the oldest surviving residences in Greenwich, Connecticut, located in the Round Hill Historic District at the intersection of John Street and Round Hill Road. Built around 1728, it exemplifies early 18th-century rural architecture. . One level living with primary bedroom on first floor. Two bedrooms and bath on second floor.
Listed by Heather Platt
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License #REB.0788480
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Sotheby's International Realty
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203-219-9775
Last updated December 10, 2025
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Source: FlexMLS #123997
Listing Facts
TypeSingle-family
NeighborhoodGreenwich
Bedrooms3
Bathrooms2.5
Days on Prevu27
Taxes$9,528.65/year
Size2,906 sqft
Price per sqft$602
Amenities
Private Outdoor Space
Air Conditioning
Parking
Location
Mortgage Calculator
Listing History
11/14/2025
Listed by Sotheby's International Realty
$1,750,000
Property Details for 3 John Street
Exterior
Construction
Property Condition: Antique
Roof: Asphalt
Year Built: 1695
Architectural Style: Colonial
Construction Materials: Wood Siding
Features
Patio And Porch Features: Terrace
Measurements
Building Area Total: 2,906
Lot Features: Level, Stone Wall
Lot Size Acres: 0.72
Lot Size Area: 0
Lot Size Square Feet: 31,363
Lot Size Units: Acres
Financial
Taxes
Parcel Number: 10-4124
Tax Annual Amount: $9,528.65
Tax Assessed Value: $791,350.00
Interior
Features
Fireplace: Yes
Fireplaces Total: 2
Interior Features: Vaulted Ceiling(s), Galley
Rooms
Basement: Partial, Unfinished
Bathrooms Full: 2
Bathrooms Half: 1
Bathrooms Total Integer: 3
Bedrooms Total: 3
Other
General
Exclusions: Call LB
Location
City Region: North Parkway
Parking
Parking
Garage Spaces: 2
Parking Features: Detached Garage
Schools
Elementary School
Elementary School: Parkway
Middle or Junior School
Middle Or Junior School: Western
Utilities
Equipment
Cooling: Central Air
Has Cooling: Yes
Heating: Hot Water, Oil
Has Heating: Yes
Laundry Features: Laundry Room
Sewer: Septic Tank
Water Source: Well
Frequently Asked Questions
How many bedrooms and bathrooms does this single-family home have?
There are 3 bedrooms and 2.5 bathrooms in this single-family home at 3 John Street.
What schools are nearby to 3 John Street?
Nearby schools include the Parkway Elementary School and Western Middle School.
Does this single-family home have parking?
Yes, there are 2 parking spaces available for 3 John Street.
What are the annual taxes for 3 John Street?
Annual taxes for this single-family home are estimated at $9,528.
How does 3 John Street compare to other single-family homes in Greenwich?
This single-family home is listed 76% below the average price for single-family homes in Greenwich and has been on the market for 53 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 2,906 sqft.
3 John Street is a 3-bedroom, 2.5-bath single-family home for sale in Greenwich CT 06831. On Prevu for 27 days at $1,750,000. This home features 2,906 square feet of living space, located in Greenwich. The median listing price for single-family homes in this area is $3,995,000. Nearby schools include Parkway Elementary School and Western Middle School. The home offers private outdoor space, air conditioning, and parking. View other 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.